{ "about": "Every firmware and tool for the M-VAVE FM1, SMK-37 and friends. Self-serve: sign in with GitHub at https://mutant.cloud to add or edit. /catalog.json has the same firmwares in The Firmware Hub format, one row per installable package.", "updated": "2026-11-01T09:00:31.765Z", "count": 388, "devices": { "fm1": "FM1", "smk37": "SMK-37" }, "kinds": { "firmware": "Firmware", "tool": "Tool" }, "tags": { "firmware": [ "groovebox", "synth", "drums", "sampler", "tracker", "chords", "generative", "game", "midi", "experimental", "utility" ], "tool": [ "editor", "installer", "emulator", "librarian", "plugin", "presets", "recovery", "guide", "app", "sdk", "hardware" ] }, "bases": { "felucca": { "name": "Felucca", "repo": "hugelton/Felucca", "license": "GPL-3.0", "about": "The custom firmware most others build on: the FM-1's synth engines, a sequencer, effects and a better panel. Fork it." }, "dinghy": { "name": "Dinghy", "repo": "zvenson/dinghy", "license": "GPL-3.0", "template": true, "about": "The smallest firmware to build your own on: updates, USB rescue, USB-MIDI, USB audio, panel, screen and settings done and documented, a sine on top." }, "fm1base": { "name": "fm1-base", "repo": "charlesvestal/fm1-base", "license": "MPL-2.0", "template": true, "about": "A base and template on felucca-bsp: platform, host simulator, browser emulator, Bluetooth MIDI, WiFi, USB audio." }, "foma": { "name": "FOMA", "repo": "konsumer/foma", "license": "GPL-3.0", "template": true, "about": "A template for making custom FM-1 firmware." }, "sloop": { "name": "SLOOP", "repo": "isod89/sloop-fm1", "license": "GPL-3.0", "about": "A live groovebox firmware. Fork it to make your own take." }, "melodee": { "name": "Melodee", "repo": "keremimo/melodee", "license": "GPL-3.0", "about": "A Felucca-based firmware many others fork." }, "fomni": { "name": "FoMni", "repo": "charlesvestal/fm1-fomni" }, "x0x": { "name": "X0X", "repo": "charlesvestal/fm1-x0x" }, "stock": { "name": "M-VAVE stock", "repo": "m-vave/fm1_open", "about": "M-VAVE's own open firmware and SDK." }, "original": { "name": "its own code" } }, "entries": [ { "id": "bb1", "kind": "firmware", "name": "BB1", "author": "Ole Big Beat / TexasRADIO", "authorUrl": "https://github.com/TexasRADIO", "github": "TexasRADIO", "repo": "TexasRADIO/bb1-firmware", "description": "Two independent drum layers and Dillo acid bass through tape echo and spring reverb. A synthesised 808 and seven sampled machines, 67 songs, 21 eras and 205 ACID phrases. Install on the author's page for the required sound library.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "base": "felucca", "license": "GPL-3.0", "homepage": "https://thebigbeat.app/fm1/", "cover": "https://raw.githubusercontent.com/TexasRADIO/bb1-firmware/HEAD/docs/media/bb1-studio-240.png", "image": "https://raw.githubusercontent.com/TexasRADIO/bb1-firmware/HEAD/docs/media/bb1-social.png", "screen": "https://mutant.cloud/shots/bb1.png?v=7b0b4ac8", "card": "https://raw.githubusercontent.com/TexasRADIO/bb1-firmware/HEAD/docs/media/bb1-studio-240.png", "links": [ { "label": "Install", "url": "https://thebigbeat.app/fm1/install/" }, { "label": "Try in browser", "url": "https://thebigbeat.app/fm1/emulator/" }, { "label": "Cheat sheet", "url": "https://thebigbeat.app/fm1/guide/" } ], "release": { "version": "v2.1", "date": "2026-11-03", "url": "https://github.com/TexasRADIO/bb1-firmware/releases/tag/v2.1", "assets": [ { "name": "bb1-2.1.fwsc", "url": "https://github.com/TexasRADIO/bb1-firmware/releases/download/v2.1/bb1-2.1.fwsc", "sha256": "c7dd3a0d26b64c2d667cb56309d8fb95c6af6d297f80afb505244fa1d481d59c", "size": 610086, "product": "FM-1_92200201", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1437483307/6d7fe784-6397-43fa-aaf6-4550bb2b7443" }, { "name": "bb1-guide-2.1.zip", "url": "https://github.com/TexasRADIO/bb1-firmware/releases/download/v2.1/bb1-guide-2.1.zip" }, { "name": "bb1-sounds-2.1.bin", "url": "https://github.com/TexasRADIO/bb1-firmware/releases/download/v2.1/bb1-sounds-2.1.bin" } ] }, "versions": 4, "added": "2026-10-28", "updated": "2026-11-03", "managers": [], "sources": [ "firmwarehub", "fm1-editor", "fmdb" ], "edited": false }, { "id": "caravel", "kind": "firmware", "name": "Caravel", "author": "BonszaiMusic", "authorUrl": "https://github.com/bonszaimusic", "github": "bonszaimusic", "repo": "bonszaimusic/caravel", "description": "Felucca continued: a multi-engine synth with ANALOG, SEM, HADES, PHASE, TRIO, a tonewheel, FM6, physical models, voices, samples, grain and slices, drums, noise and an experimental DRONE engine. Pair Morph blends two engines, a HOME screen of your own and free macros a track for live sound design.", "devices": [ "fm1" ], "tags": [ "synth" ], "primaryTag": "synth", "license": "GPL-3.0", "homepage": "https://bonszaimusic.github.io/caravel/webapp/installer/", "cover": "https://mutant.cloud/shots/caravel.png?v=e20573f3", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/caravel.png?v=e20573f3", "links": [ { "label": "Try in browser", "url": "https://bonszaimusic.github.io/caravel/emulator/" }, { "label": "Editor", "url": "https://bonszaimusic.github.io/caravel/webapp/editor/" } ], "release": { "version": "v0.10.1", "date": "2026-11-03", "url": "https://github.com/bonszaimusic/caravel/releases/tag/v0.10.1", "assets": [ { "name": "caravel-0.10.1.fwsc", "url": "https://github.com/bonszaimusic/caravel/releases/download/v0.10.1/caravel-0.10.1.fwsc", "sha256": "a67a4c025ffc605626d8cbe2be7ce0c13d7decb4d16759586d74159586e6c2ed", "size": 610074, "product": "FM-1_999", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1425250858/4c44a7bd-3653-416a-b67d-c05c29d79638" }, { "name": "caravel-0.10.1-app.bin", "url": "https://github.com/bonszaimusic/caravel/releases/download/v0.10.1/caravel-0.10.1-app.bin" }, { "name": "Caravel-0.10.1-FM1-Testpaket.zip", "url": "https://github.com/bonszaimusic/caravel/releases/download/v0.10.1/Caravel-0.10.1-FM1-Testpaket.zip" }, { "name": "caravel-0.10.1-loader.bin", "url": "https://github.com/bonszaimusic/caravel/releases/download/v0.10.1/caravel-0.10.1-loader.bin" } ] }, "versions": 20, "added": "2026-10-19", "updated": "2026-11-03", "managers": [], "sources": [ "firmwarehub", "fm1-editor" ], "edited": false }, { "id": "choralroot", "kind": "firmware", "name": "ChoralRoot", "author": "Quixotic7", "authorUrl": "https://github.com/Quixotic7", "github": "Quixotic7", "repo": "Quixotic7/ChoralRootFM1", "description": "A Telepathic Orchid-style chord instrument: one hand plays roots, the other shapes chords; voicings, performance modes, bass and a looper.", "devices": [ "fm1", "smk37" ], "tags": [ "chords" ], "primaryTag": "chords", "base": "felucca", "license": "GPL-3.0", "cover": "https://mutant.cloud/shots/choralroot.png?v=0d9fc375", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/choralroot.png?v=0d9fc375", "links": [ { "label": "Try in browser", "url": "https://quixotic7.github.io/ChoralRootFM1/emu/" }, { "label": "Installer", "url": "https://quixotic7.github.io/ChoralRootFM1/" }, { "label": "Installer", "url": "https://quixotic7.github.io/ChoralRootFM1/webapp/installer/" } ], "release": { "version": "v0.29.2", "date": "2026-11-03", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/tag/v0.29.2", "assets": [ { "name": "choralroot-0.29.2-1core.fwsc", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/download/v0.29.2/choralroot-0.29.2-1core.fwsc", "sha256": "96302c71c26c4007ee43e1bb534925aa5672cdd9a7b8d37b365531b1223116ae", "size": 610313, "product": "FM-1_920", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1406518915/53d48bf4-9acd-4648-8a86-9d62d4a21acc" }, { "name": "choralroot-0.29.2.fwsc", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/download/v0.29.2/choralroot-0.29.2.fwsc", "sha256": "b96afe10c09ba241b25d18ceff9570183495412ccf94050f1e1cb9a75ace09cc", "size": 610313, "product": "FM-1_920", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1406518915/0788bbc5-3414-41b5-8b89-be0ee03b2222" }, { "name": "choralroot-0.29.2-1core-app.bin", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/download/v0.29.2/choralroot-0.29.2-1core-app.bin" }, { "name": "choralroot-0.29.2-app.bin", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/download/v0.29.2/choralroot-0.29.2-app.bin" }, { "name": "LICENSES.zip", "url": "https://github.com/Quixotic7/ChoralRootFM1/releases/download/v0.29.2/LICENSES.zip" } ] }, "versions": 39, "added": "2026-10-06", "updated": "2026-11-03", "managers": [], "sources": [ "firmwarehub", "fm1-editor", "fmdb" ], "edited": false }, { "id": "echofield", "kind": "firmware", "name": "ECHOFIELD", "author": "Philip Bos", "authorUrl": "https://github.com/Philip-Bos", "github": "Philip-Bos", "repo": "Philip-Bos/echofield-fm1", "description": "A free, open-source granular sampler firmware for the M-VAVE FM-1 A few seconds of any sound become slow clouds, sparkles, tape loops and swells, played from the FM-1's own keys and knobs.", "devices": [ "fm1" ], "tags": [ "granular" ], "primaryTag": "granular", "license": "MIT", "cover": "https://github.com/Philip-Bos/echofield-fm1/raw/main/docs/img/banner.png", "image": "https://github.com/Philip-Bos/echofield-fm1/raw/main/docs/img/banner.png", "links": [ { "label": "Try It", "url": "https://philip-bos.github.io/echofield-fm1/emulator/" }, { "label": "Install", "url": "https://philip-bos.github.io/echofield-fm1/flasher/" }, { "label": "Companion App", "url": "https://philip-bos.github.io/echofield-fm1/" }, { "label": "Watch It", "url": "https://github.com/Philip-Bos/echofield-fm1#watch-it" }, { "label": "Discord", "url": "https://discord.gg/nAQmDwytU" } ], "release": { "version": "v0.2.8", "date": "2026-11-03", "url": "https://github.com/Philip-Bos/echofield-fm1/releases/tag/v0.2.8", "assets": [ { "name": "echofield-0.2.8.fwsc", "url": "https://github.com/Philip-Bos/echofield-fm1/releases/download/v0.2.8/echofield-0.2.8.fwsc", "size": 611496, "sha256": "dbd60d767f130aeadbc887fa8e53e2a329de8c394bfde33ce1c1dc6649ffa0e6", "product": "FM-1_3246000208", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1443313090/9f72289b-fc25-46bd-830d-9ce38b3907b6" } ] }, "versions": 1, "beta": false, "emulator": true, "added": "2026-11-02", "updated": "2026-11-03", "managers": [ "konsumer" ], "listedBy": "konsumer", "sources": [ "user" ], "edited": true }, { "id": "elixir", "kind": "firmware", "name": "Elixir", "author": "dmajka", "authorUrl": "https://github.com/dmajka", "github": "dmajka", "repo": "dmajka/elixir", "description": "The Erica Synths LXR-02 drum machine's sound engine and sequencer on the FM1, formerly called Kettle: six voices on seven tracks, 32 patterns with parameter locks, songs, kits, and projects, and MIDI in and out with clock sync. It is unofficial, and not affiliated with Erica Synths or M-VAVE.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "license": "GPL-3.0", "homepage": "https://dmajka.github.io/elixir/", "cover": "https://mutant.cloud/shots/elixir.png?v=42f05e81", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/elixir.png?v=42f05e81", "links": [], "release": { "version": "v0.25.2", "date": "2026-11-03", "url": "https://github.com/dmajka/elixir/releases/tag/v0.25.2", "assets": [ { "name": "elixir-0.25.2.fwsc", "url": "https://github.com/dmajka/elixir/releases/download/v0.25.2/elixir-0.25.2.fwsc", "sha256": "ade517a250cacb45c4f8ab7e7a09c24b7c5913e409db8bb4871095a0f7aeff97", "size": 610090, "product": "FM-1_359002502", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1432335244/3f265498-c476-414c-b411-bcfd0a9679d0" } ] }, "versions": 14, "added": "2026-10-24", "updated": "2026-11-03", "managers": [], "sources": [ "fm1-editor" ], "edited": false }, { "id": "fm-switch", "kind": "tool", "name": "FM-SWITCH", "author": "ocean", "authorUrl": "https://github.com/ocean", "github": "ocean", "repo": "ocean/FM-SWITCH", "description": "An iOS firmware switcher for the M-Vave FM-1 synthesiser.", "devices": [ "fm1" ], "tags": [ "installer" ], "primaryTag": "installer", "links": [], "release": { "version": "0.1.1", "date": "2026-11-03", "url": "https://github.com/ocean/FM-SWITCH/releases/tag/0.1.1", "assets": [] }, "versions": 2, "added": "2026-10-16", "updated": "2026-11-03", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "fm1kit", "kind": "tool", "name": "FM1Kit", "author": "ocean", "authorUrl": "https://github.com/ocean", "github": "ocean", "repo": "ocean/FM1Kit", "description": "A Swift toolkit for the M-Vave FM-1 synthesiser", "devices": [ "fm1" ], "tags": [ "librarian" ], "primaryTag": "librarian", "license": "MIT", "links": [], "release": { "version": "0.5.1", "date": "2026-11-03", "url": "https://github.com/ocean/FM1Kit/releases/tag/0.5.1", "assets": [] }, "versions": 12, "added": "2026-10-16", "updated": "2026-11-03", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "fmel", "kind": "firmware", "name": "FMEL-1", "author": "Antonio Altea", "authorUrl": "https://github.com/AntonioAltea", "github": "AntonioAltea", "repo": "AntonioAltea/fmel-1", "description": "Mellotron-style tape sounds, coloured with effects and lo-fi tape: flutes, strings and choirs as on the old tape frames, played from the keys.", "devices": [ "fm1", "smk37" ], "tags": [ "synth", "sampler" ], "primaryTag": "synth", "base": "dinghy", "license": "GPL-3.0", "homepage": "https://antonioaltea.github.io/fmel-1/", "cover": "https://raw.githubusercontent.com/AntonioAltea/fmel-1/HEAD/web/emu/img/choir.png", "image": "https://raw.githubusercontent.com/AntonioAltea/fmel-1/HEAD/web/emu/img/choir.png", "screen": "https://mutant.cloud/shots/fmel.png?v=89f1a9b4", "links": [ { "label": "Installer", "url": "https://antonioaltea.github.io/fmel-1/install/" } ], "release": { "version": "v1.1", "date": "2026-11-03", "url": "https://github.com/AntonioAltea/fmel-1/releases/tag/v1.1", "assets": [ { "name": "mel-1.1-smk37-elite.fwsc", "url": "https://github.com/AntonioAltea/fmel-1/releases/download/v1.1/mel-1.1-smk37-elite.fwsc", "sha256": "33aee24cd7d6b8f93acec924ec98de6266563fa71d40432967976c6f31b1f096", "size": 651328, "product": "SMK-37 Elite_451", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1412586575/66abb90c-455c-42f9-a920-a7fca2c3c331" }, { "name": "mel-1.1-smk37-mke.fwsc", "url": "https://github.com/AntonioAltea/fmel-1/releases/download/v1.1/mel-1.1-smk37-mke.fwsc", "sha256": "d8e87046dae7a1f285e9a919b6904b5f910c0cd8843fd89fc017cb1fe6192ef8", "size": 651320, "product": "MKE-P37_451", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1412586575/13924f4e-62c0-47f3-a4d4-c9d7430005eb" }, { "name": "mel-1.1-smk37.fwsc", "url": "https://github.com/AntonioAltea/fmel-1/releases/download/v1.1/mel-1.1-smk37.fwsc", "sha256": "6071084f5bc5733f80e7b5481aadf69932973c3b10a8737ef56afbbbb2dc8ba2", "size": 651324, "product": "SMK-37 Pro_451", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1412586575/e10f8171-ea49-47bb-9ecd-de1ee994e08a" }, { "name": "mel-1.1.fwsc", "url": "https://github.com/AntonioAltea/fmel-1/releases/download/v1.1/mel-1.1.fwsc", "sha256": "12c952013922a2916981d0ea122f8abb1297cf9670e7f26aae5e35eec0591812", "size": 612208, "product": "FM-1_951", "checked": "2026-11-03", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1412586575/eb6e5c38-9aeb-4338-91d9-1adbaae334e6" } ] }, "versions": 3, "added": "2026-10-10", "updated": "2026-11-03", 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"versions": 4, "added": "2026-10-23", "updated": "2026-11-02", "managers": [], "sources": [ "firmwarehub", "fm1-editor" ], "edited": false }, { "id": "fizz", "kind": "firmware", "name": "FIZZ", "author": "Quixotic7", "authorUrl": "https://github.com/Quixotic7", "github": "Quixotic7", "repo": "Quixotic7/FIZZ", "description": "A groovebox around one engine, ChoralRoot's FM TONE: eight tracks, p-locks and preset sound locks, conditions, ratchets, chords, and MIDI FX for generative patterns and for reworking the ones you have.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "license": "MPL-2.0", "cover": "https://mutant.cloud/shots/fizz.png?v=a204318d", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/fizz.png?v=a204318d", "links": [ { "label": "Install", "url": "https://quixotic7.github.io/FIZZ/install/" }, { "label": "Try in browser", "url": "https://quixotic7.github.io/FIZZ/" } ], "release": { "version": "v0.12.0-beta.13", "date": "2026-11-02", 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"updated": "2026-11-02", "managers": [], "sources": [ "firmwarehub", "fm1-editor", "fmdb" ], "edited": false }, { "id": "fm1-emu", "kind": "tool", "name": "fm1-emu", "author": "joakimeriksson", "authorUrl": "https://github.com/joakimeriksson", "github": "joakimeriksson", "repo": "joakimeriksson/fm1-emu", "description": "Emulator for the M-VAVE FM-1 pocket synth: runs its firmwares unchanged in the browser and natively", "devices": [ "fm1", "smk37" ], "tags": [ "emulator" ], "primaryTag": "emulator", "license": "MIT", "homepage": "https://joakimeriksson.github.io/fm1-emu/", "cover": "https://raw.githubusercontent.com/joakimeriksson/fm1-emu/HEAD/docs/media/firmwares.gif", "image": "https://raw.githubusercontent.com/joakimeriksson/fm1-emu/HEAD/docs/media/firmwares.gif", "links": [ { "label": "Emulator", "url": "https://joakimeriksson.github.io/fm1-emu/" }, { "label": "SMK-37 emulator", "url": "https://joakimeriksson.github.io/fm1-emu/smk37/" } ], "release": { "version": "v0.4.0", "date": 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"authorUrl": "https://github.com/PolarPatch", "github": "PolarPatch", "repo": "PolarPatch/Arctic-scream-FM-1", "description": "Dark ambient drones and feedback screams from the frozen tundra. 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Early.", "devices": [ "fm1" ], "tags": [ "groovebox", "synth" ], "primaryTag": "groovebox", "base": "melodee", "license": "GPL-3.0", "homepage": "https://keremimo.github.io/melodee/", "cover": "https://mutant.cloud/shots/orange-cat.png?v=d2026150", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/orange-cat.png?v=d2026150", "links": [ { "label": "Installer and editor", "url": "https://seattleuser0.github.io/OrangeCat/" }, { "label": "Installer and editor", "url": "https://seattleuser0.github.io/OrangeCat/webapp/installer/" } ], "release": { "version": "v0.15.0", "date": "2026-10-28", "url": "https://github.com/SeattleUser0/OrangeCat/releases/tag/v0.15.0", "assets": [ { "name": "melodee-0.15.0.fwsc", "url": "https://seattleuser0.github.io/OrangeCat/firmware/melodee-0.15.0.fwsc", "sha256": "867444fe1df86f85cd3a05ca1c1348b541d6dedba21c7b5d7392e8898d11edcc", "size": 610617, "product": "FM-1_900", "etag": "W/\"6aea4c76-95139\"", "lastModified": "Tue, 03 Nov 2026 21:04:54 GMT" } ] }, "versions": 1, "beta": true, "added": "2026-10-20", "updated": "2026-11-01", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "organvave-1", "kind": "firmware", "name": "OrganVave-1", "author": "ruppert", "authorUrl": "https://github.com/ruppert", "github": "ruppert", "repo": "ruppert/organvave-1", "description": "A tonewheel organ with drawbars and a rotary speaker, ported from setBfree; a fork of FMini-1, a Felucca fork.", "devices": [ "fm1" ], "tags": [ "synth" ], "primaryTag": "synth", "base": "felucca", "license": "GPL-3.0", "cover": "https://raw.githubusercontent.com/ruppert/organvave-1/HEAD/docs/organvave-splash.png", "image": "https://raw.githubusercontent.com/ruppert/organvave-1/HEAD/docs/organvave-splash.png", "links": [], "release": { "version": "latest", "assets": [ { "name": "organvave-1-v0.9.25.fwsc", "url": "https://ruppert.github.io/organvave-1/organvave-1-v0.9.25.fwsc", "sha256": "7a10dfbd4ddb5daff660ed55d58d842a4b871f540ddcc6a3aab4d2542d52cbf8", "size": 610090, "product": "FM-1_800", "etag": "W/\"6ae6aa73-94f2a\"", "lastModified": "Sun, 01 Nov 2026 02:56:51 GMT", "missing": "2026-11-01" } ] }, "versions": 1, "added": "2026-10-20", "updated": "2026-11-01", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "oscuro-viroid", "kind": "firmware", "name": "Oscuro Viroid", "author": "kartun83", "authorUrl": "https://github.com/kartun83", "description": "Oscuro Viroid turns a 37-key controller into a virtual-analog synthesizer built for serious sound design: wavetables, a deep modulation matrix and a rack of twenty effects. Virus TI inspired engine. Oscillators with sync and FM, a sub and noise, ring modulation, two filters in four routings, saturation, four envelopes and three LFOs. Unison goes up to six voices. 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"product": "FM-1_900", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1433132146/3da2c923-05cc-4116-a367-cad1d17f0522", "checked": "2026-11-01" } ] }, "versions": 1, "added": "2026-10-25", "updated": "2026-10-26", "managers": [], "sources": [ "firmwarehub", "fm1-editor" ], "edited": false }, { "id": "fm-1-transporter", "kind": "tool", "name": "FM-1 Transporter", "author": "kurogedelic", "authorUrl": "https://github.com/kurogedelic", "github": "kurogedelic", "repo": "kurogedelic/FM-1-transporter", "description": "Reads and writes the FM-1's flash from a Mac through a Seeed XIAO RP2040 wired to its USB lines (mask-ROM boot).", "devices": [ "fm1" ], "tags": [ "recovery" ], "primaryTag": "recovery", "license": "MIT", "cover": "https://raw.githubusercontent.com/kurogedelic/FM-1-transporter/HEAD/docs/images/connection.png", "image": "https://raw.githubusercontent.com/kurogedelic/FM-1-transporter/HEAD/docs/images/connection.png", "links": [], "added": "2026-09-30", "updated": "2026-10-26", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "forge-one", "kind": "firmware", "name": "FORGE ONE", "author": "kkasemsa", "authorUrl": "https://github.com/kkasemsa", "github": "kkasemsa", "repo": "kkasemsa/FORGE-ONE", "description": "Felucca 1.6.1 with FORGE, a seeded melody and beat generator, 45 song starters and a live PERFORM mode.", "devices": [ "fm1" ], "tags": [ "generative", "groovebox" ], "primaryTag": "generative", "base": "felucca", "license": "GPL-3.0", "homepage": "https://kkasemsa.github.io/FORGE-ONE/", "cover": "https://raw.githubusercontent.com/kkasemsa/FORGE-ONE/forge/assets/forge-one/forge-one-logo.png", "image": "https://raw.githubusercontent.com/kkasemsa/FORGE-ONE/forge/assets/forge-one/forge-one-logo.png", "screen": "https://mutant.cloud/shots/forge-one.png?v=2533220a", "links": [ { "label": "Installer", "url": "https://kkasemsa.github.io/FORGE-ONE/webapp/installer/" } ], "release": { "version": "latest", 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}, { "id": "guitchordi", "kind": "firmware", "name": "GuitChordi", "author": "Stoogs", "authorUrl": "https://github.com/stoogs", "github": "stoogs", "repo": "stoogs/guitchordi", "description": "A chord and string instrument: 16 synthesized sounds, 50 chord styles, editable voicings, guitar tunings, and Freeplay, Strum and Arp modes with partial-chord pulses.", "devices": [ "fm1" ], "tags": [ "chords" ], "primaryTag": "chords", "license": "GPL-3.0", "homepage": "https://stoogs.github.io/guitchordi/manual/", "cover": "https://mutant.cloud/shots/guitchordi.png?v=abf7ebd8", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/guitchordi.png?v=abf7ebd8", "links": [ { "label": "Try in browser", "url": "https://stoogs.github.io/guitchordi/emu/" }, { "label": "Cheat sheet", "url": "https://stoogs.github.io/guitchordi/manual/Guitchordi-Cheatsheet-A4.pdf" } ], "release": { "version": "v0.1.0-beta.1", "date": "2026-10-26", "url": 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] }, "versions": 4, "added": "2026-10-14", "updated": "2026-10-26", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "minitone", "kind": "firmware", "name": "Mini-Tone", "author": "Stéphane Schmitz", "authorUrl": "https://github.com/eldontyrellcorp", "github": "eldontyrellcorp", "repo": "eldontyrellcorp/Mini-Tone", "description": "Felucca with six tracks and new engines: SID, Braids' 48 models, a TB-303 and engines after Elektron's Analog Four, SY Chip and Digitone 2, a ping-pong delay and a new reverb. 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Its README says the upgrade from 0.3.0 to this release candidate was tested on one FM1.", "devices": [ "fm1" ], "tags": [ "generative", "game" ], "primaryTag": "generative", "license": "GPL-3.0", "cover": "https://mutant.cloud/shots/bongo-cat-studio.png?v=e4480599", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/bongo-cat-studio.png?v=e4480599", "links": [], "release": { "version": "v0.4.0-rc1", "date": "2026-10-23", "url": "https://github.com/ImpossibleKnot/bongo-cat-studio/releases/tag/v0.4.0-rc1", "prerelease": true, "assets": [ { "name": "bongo-cat-studio-0.4.0-rc1.fwsc", "url": "https://github.com/ImpossibleKnot/bongo-cat-studio/releases/download/v0.4.0-rc1/bongo-cat-studio-0.4.0-rc1.fwsc", "size": 610090, "sha256": "6796ac71b56b2bffbd35a18ee6df5a0e8010ee9a16714c9c64a716b10c6c3a39", "product": "FM-1_980", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1431581940/e9d5ffda-b5a3-4056-b3f0-f38897c89931", "checked": "2026-11-01" }, 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false }, { "id": "fm-1-swap", "kind": "tool", "name": "FM-1 Swap", "author": "HyruleanHero1988", "authorUrl": "https://github.com/HyruleanHero1988", "github": "HyruleanHero1988", "repo": "HyruleanHero1988/FM-1-Swap", "description": "An Android app that installs FM-1 firmwares over USB MIDI, with V15 built in and an emulator to try a package first.", "devices": [ "fm1" ], "tags": [ "installer" ], "primaryTag": "installer", "license": "MIT", "homepage": "https://hyruleanhero1988.github.io/FM-1-Swap/", "links": [ { "label": "Installer", "url": "https://hyruleanhero1988.github.io/FM-1-Swap/" } ], "release": { "version": "v0.6.2", "date": "2026-10-24", "url": "https://github.com/HyruleanHero1988/FM-1-Swap/releases/tag/v0.6.2", "assets": [] }, "versions": 8, "added": "2026-10-20", "updated": "2026-10-24", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "fm1-cofrade", "kind": "firmware", "name": "FM1 Cofrade", "author": "cotrino", "authorUrl": "https://github.com/cotrino", "github": "cotrino", "repo": "cotrino/fm1-cofrade", "description": "A Holy Week firmware built on M-VAVE's FM1 Open V14 SDK, which replaces the sixteen factory projects with original marches for cornets, trumpets, and drums in the style of Semana Santa bands.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "homepage": "https://cotrino.github.io/fm1-cofrade/", "links": [], "added": "2026-10-24", "updated": "2026-10-24", "managers": [], "sources": [ "fm1-editor" ], "edited": false }, { "id": "fm1-keyboard-academy", "kind": "firmware", "name": "FM1 Keyboard Academy", "author": "chmess", "authorUrl": "https://github.com/chmess", "github": "chmess", "repo": "chmess/fm1-keyboard-academy", "description": "A first keyboard course: eight chapters from finding middle C, twelve exercises, and thirty traditional melodies, each played to you, lit on the keys, and listened to, with the FM synthesiser and its DX7 presets still behind the learning screen.", "devices": [ "fm1" ], "tags": [ "game" ], "primaryTag": "game", "cover": "https://mutant.cloud/shots/fm1-keyboard-academy.png?v=53aed16f", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/fm1-keyboard-academy.png?v=53aed16f", "links": [], "release": { "version": "v0.1.2", "date": "2026-10-24", "url": "https://github.com/chmess/fm1-keyboard-academy/releases/tag/v0.1.2", "prerelease": true, "assets": [ { "name": "FM1_KEYBOARD_ACADEMY_V04.fwsc", "url": "https://github.com/chmess/fm1-keyboard-academy/releases/download/v0.1.2/FM1_KEYBOARD_ACADEMY_V04.fwsc", "size": 492084, "sha256": "c65d04439f57011d43483d336c501472a3e38ac51ebed327093225b5b30bff7c", "product": "FM-1_8241004", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1432667228/30dc429e-a4eb-4e5e-9411-cfe26937c2b4", "checked": "2026-11-01" } ] }, "versions": 3, "added": "2026-10-24", "updated": "2026-10-24", "managers": [], "sources": [ "fm1-editor" ], "edited": false }, { "id": "fm1-radio", "kind": "firmware", "name": "fm1-radio", "author": "Charles Vestal", "authorUrl": "https://github.com/charlesvestal", "github": "charlesvestal", "repo": "charlesvestal/fm1-radio", "description": "An internet radio over WiFi: it joins a 2.4 GHz network, plays stations from Radio Garden's map, and puts punch-in effects on the keys. 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"https://github.com/dpwe", "github": "dpwe", "repo": "dpwe/fm1-x0x", "description": "An X0X build with the AMY synthesizer's Juno-60 in place of its drum and bass engines: 128 Juno-60 patches.", "devices": [ "fm1" ], "tags": [ "synth" ], "primaryTag": "synth", "base": "x0x", "license": "GPL-3.0", "cover": "https://img.youtube.com/vi/cZLYrZaLDUk/maxresdefault.jpg", "image": "https://img.youtube.com/vi/cZLYrZaLDUk/maxresdefault.jpg", "links": [], "release": { "version": "v1.1.0", "date": "2026-10-15", "url": "https://github.com/dpwe/fm1-x0x/releases/tag/v1.1.0", "assets": [] }, "versions": 3, "added": "2026-10-22", "updated": "2026-10-22", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "dabbl8", "kind": "firmware", "name": "Dabbl8", "author": "grant-vine", "authorUrl": "https://github.com/grant-vine", "github": "grant-vine", "repo": "grant-vine/dabbl8", "description": "Dabbl8 is an open-source firmware project for the M-VAVE FM-1, based on Felucca, aiming to deliver eight-track sequencing, multi-engine synthesis and expressive live performance.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "base": "felucca", "license": "GPL-3.0", "homepage": "https://dabbl.co.za/", "cover": "https://raw.githubusercontent.com/grant-vine/dabbl8/HEAD/docs/felucca-1.0.png", "image": "https://raw.githubusercontent.com/grant-vine/dabbl8/HEAD/docs/felucca-1.0.png", "links": [], "added": "2026-10-08", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "drift-i-am-maxpower", "kind": "firmware", "name": "DRIFT", "author": "I-am-MaxPower", "authorUrl": "https://github.com/I-am-MaxPower", "github": "I-am-MaxPower", "repo": "I-am-MaxPower/drift-fm1", "description": "FoMni-1 with a drone that follows the chords, four Euclidean percussion lanes and an Omnichord-style strum plate.", "devices": [ "fm1" ], "tags": [ "generative", "chords" ], "primaryTag": "generative", "base": "fomni", "license": "GPL-3.0", 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"repo": "s0fx2/YamahaDX7_to_FM-1", "description": "A Python script that splits a DX7 32-voice bank (.syx) into single-voice files the FM-1's firmwares can import.", "devices": [ "fm1" ], "tags": [ "app" ], "primaryTag": "app", "license": "GPL-3.0", "links": [], "added": "2026-10-21", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "fm-1-pico-recovery-guia-en-espanol", "kind": "tool", "name": "FM-1 Pico recovery (guía en español)", "author": "codeine4563-netizen", "authorUrl": "https://github.com/codeine4563-netizen", "github": "codeine4563-netizen", "repo": "codeine4563-netizen/fm1-pico-recovery-guia-en-espa-ol-para-uso-de-raspberry-pi-pico-rp2040-", "description": "A Spanish step-by-step guide (PDF) to reviving a bricked FM-1 with a Raspberry Pi Pico, on Windows.", "devices": [ "fm1" ], "tags": [ "guide" ], "primaryTag": "guide", "links": [], "added": "2026-10-21", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "harbor", "kind": "tool", "name": "Harbor", "author": "markterm", "authorUrl": "https://github.com/markterm", "github": "markterm", "repo": "markterm/harbor", "description": "An Android app that plays FM-1 firmwares, unchanged, on the fm1-emu emulator; other apps see it as a MIDI device.", "devices": [ "fm1" ], "tags": [ "emulator" ], "primaryTag": "emulator", "links": [], "release": { "version": "v0.1.6", "date": "2026-10-21", "url": "https://github.com/markterm/harbor/releases/tag/v0.1.6", "assets": [] }, "versions": 4, "added": "2026-10-20", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "haunted-fm1", "kind": "firmware", "name": "Haunted FM1", "author": "davidpryan", "authorUrl": "https://github.com/davidpryan", "github": "davidpryan", "repo": "davidpryan/haunted-fm1", "description": "Five generative firmwares for haunted ambient music with meaningful controls: Halflight, Midnight, Untrue, Voicemail, and Worntape. Its flasher page installs any of them from Chrome or Edge, and the release carries a package for each.", "devices": [ "fm1" ], "tags": [ "generative" ], "primaryTag": "generative", "base": "original", "license": "MIT", "cover": "https://mutant.cloud/shots/haunted-fm1.png?v=95a518e6", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/haunted-fm1.png?v=95a518e6", "links": [ { "label": "Installer and emulator", "url": "https://davidpryan.github.io/haunted-fm1/" } ], "release": { "version": "v0.1", "date": "2026-10-21", "url": "https://github.com/davidpryan/haunted-fm1/releases/tag/v0.1", "assets": [ { "name": "voicemail-0.1.fwsc", "url": "https://github.com/davidpryan/haunted-fm1/releases/download/v0.1/voicemail-0.1.fwsc", "size": 610136, "sha256": "4bbcd30c73a0f721bf53dcf4339892b78a9c2e14d876743642313daf4dc7bd9f", "product": "FM-1_72000100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427905631/4117982e-9d79-49b6-8a02-ed0b2bf8a016", "checked": "2026-11-01" }, { "name": "halflight-0.1.fwsc", "url": "https://github.com/davidpryan/haunted-fm1/releases/download/v0.1/halflight-0.1.fwsc", "size": 610136, "sha256": "8edf914f63306b12cdcddd0d82a5c06f8d2fcbdac6ecb0fdc692ab665f9b8d58", "product": "FM-1_74000100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427905631/bde5c207-df2c-4c2f-91e6-d659371d5908", "checked": "2026-11-01" }, { "name": "midnight-0.1.fwsc", "url": "https://github.com/davidpryan/haunted-fm1/releases/download/v0.1/midnight-0.1.fwsc", "size": 610136, "sha256": "17ba1ffc0567e07d1eb049d5d131371dec0e1e2a5e057dd5e6ed75bd85f446fc", "product": "FM-1_71000100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427905631/042d904e-baa4-4614-ac81-58c357b02f87", "checked": "2026-11-01" }, { "name": "worntape-0.1.fwsc", "url": "https://github.com/davidpryan/haunted-fm1/releases/download/v0.1/worntape-0.1.fwsc", "size": 610136, "sha256": "707bd711cff0917b3a7f61e84f2ba4159eeaee2741e217069feafbe8860c155f", "product": "FM-1_75000100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427905631/a75e7ccd-70b6-4f04-a654-7592678d8a94", "checked": "2026-11-01" }, { "name": "untrue-0.1.fwsc", "url": "https://github.com/davidpryan/haunted-fm1/releases/download/v0.1/untrue-0.1.fwsc", "size": 610136, "sha256": "38db751f4507942754aeba63121bff847f90f3d1465cf68c80f6ec30701597d4", "product": "FM-1_73000100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427905631/2f94a161-9756-4c5f-b792-401d737ed54f", "checked": "2026-11-01" } ] }, "versions": 1, "added": "2026-10-21", "updated": "2026-10-21", "managers": [], "sources": [ "fm1-editor", "fmdb" ], "edited": false }, { "id": "hera", "kind": "firmware", "name": "HERA", "author": "Ben Badio", "authorUrl": "https://github.com/benbadio", "github": "benbadio", "repo": "benbadio/hera-fm1", "description": "A chord groovebox after the Roland J-6: 100 chord sets, 9 phrase styles with 12 variations each and a 64-pattern step sequencer, on a four-voice Juno-style synth from Clipper with chorus, delay and reverb. A chord map on the screen shows which chord sits on which key. Built on Dinghy.", "devices": [ "fm1" ], "tags": [ "groovebox", "chords" ], "primaryTag": "groovebox", "base": "dinghy", "license": "GPL-3.0", "homepage": "https://benbadio.github.io/hera-fm1/", "cover": "https://raw.githubusercontent.com/benbadio/hera-fm1/HEAD/docs/screens/all-pages.png", "image": "https://raw.githubusercontent.com/benbadio/hera-fm1/HEAD/docs/screens/all-pages.png", "links": [ { "label": "Installer", "url": "https://benbadio.github.io/hera-fm1/install.html" } ], "release": { "version": "v1.1", "date": "2026-10-21", "url": "https://github.com/benbadio/hera-fm1/releases/tag/v1.1", "assets": [ { "name": "hera-1.1.fwsc", "url": "https://github.com/benbadio/hera-fm1/releases/download/v1.1/hera-1.1.fwsc", "size": 610110, "sha256": "dc0153ecba3daecfe289cb59124509117701311d15717db9a326d192928a9c45", "product": "FM-1_4310100", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1427830708/d4d6295b-f7e2-4c70-a50a-2e608cfabaea", "checked": "2026-11-01" }, { "name": "hera-workbench-1.1.zip", "url": "https://github.com/benbadio/hera-fm1/releases/download/v1.1/hera-workbench-1.1.zip", "size": 462888 } ] }, "versions": 2, "added": "2026-10-21", "updated": "2026-10-21", "managers": [], "sources": [ "firmwarehub", "fm1-editor", "fmdb" ], "edited": false }, { "id": "hypno-1", "kind": "firmware", "name": "HYPNO-1", "author": "shcherbakov7", "authorUrl": "https://github.com/shcherbakov7", "github": "shcherbakov7", "repo": "shcherbakov7/hypno-1", "description": "A SLOOP 2.6 fork for hypnotic acid techno, in progress: more tracks, a 303 ACID engine, sidechain and DICE beats.", "devices": [ "fm1" ], "tags": [ "groovebox" ], "primaryTag": "groovebox", "base": "sloop", "license": "GPL-3.0", "cover": "https://raw.githubusercontent.com/shcherbakov7/hypno-1/hypno%2Fsetup/assets/logo/sloop-logo.png", "image": "https://raw.githubusercontent.com/shcherbakov7/hypno-1/hypno%2Fsetup/assets/logo/sloop-logo.png", "links": [], "release": { "version": "v2.6", "date": "2026-10-11", "url": "https://github.com/shcherbakov7/hypno-1/releases/tag/v2.6", "assets": [] }, "versions": 3, "added": "2026-10-14", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "stock", "kind": "firmware", "name": "M-VAVE stock", "author": "M-VAVE", "description": "The firmware the device came with, from M-VAVE: put it back to how it was.", "devices": [ "fm1", "smk37" ], "tags": [ "synth", "stock" ], "primaryTag": "synth", "license": "Apache-2.0", "homepage": "https://www.m-vave.com/", "cover": "https://mutant.cloud/shots/stock.png?v=762b5478", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/stock.png?v=762b5478", "links": [ { "label": "M-VAVE downloads", "url": "https://www.m-vave.com/download" } ], "release": { "version": "stock", "assets": [ { "name": "FM-1_015.fwsc", "url": "https://raw.githubusercontent.com/m-vave/fm1_open/b178ac43c25f010c60a878056fb5331fe693fd62/sdk/firmware/FM-1_015.fwsc", "sha256": "db1642b2b6fa5c2cccb11ffd13878068bb28601678d3644049f99dc40e7edb8a", "size": 699956, "product": "FM-1_015" }, { "name": "SMK-37 Pro_016.fwsc", "url": "https://yms-file-store.oss-cn-hongkong.aliyuncs.com/software/firmware/SMK-37Pro/SMK-37%20Pro_016.fwsc", "sha256": "2d98ce72530e71d617384963423820536f094501299e2cfec0a8d3c3fb6bcfb0", "size": 705252, "product": "SMK-37 Pro_016", "etag": "\"60121AD6DAB05EAD5C208AE8F834E21A\"", "lastModified": "Wed, 12 Aug 2026 01:57:55 GMT" }, { "name": "SMK-37 Elite_016.fwsc", "url": "https://yms-file-store.oss-cn-hongkong.aliyuncs.com/software/firmware/SMK-37Elite/SMK-37%20Elite_016.fwsc", "sha256": "b2ee38abfef3ae922e4eecdb8a551e14345300ae6f270265feacd33b6ef99cb6", "size": 705236, "product": "SMK-37 Elite_016", "etag": "\"33E5767BE7356E12390F1D277915CF23\"", "lastModified": "Wed, 12 Aug 2026 02:00:48 GMT" }, { "name": "MKE-P37_016.fwsc", "url": "https://yms-file-store.oss-cn-hongkong.aliyuncs.com/software/firmware/MKE-P37/MKE-P37_016.fwsc", "sha256": "4306ae5b765ab9afb790edf6d02fa75e872897dbd319049e3956ddd283a51429", "size": 705252, "product": "MKE-P37_016", "etag": "\"03A6523EED11790E8E1F559930E59F62\"", "lastModified": "Wed, 12 Aug 2026 01:59:29 GMT" } ] }, "versions": 1, "stock": true, "updated": "2026-10-21", "managers": [ "konsumer" ], "sources": [ "firmwarehub", "fm1-editor" ], "edited": true }, { "id": "modular-1", "kind": "firmware", "name": "Modular-1", "author": "WiggisModular", "authorUrl": "https://github.com/WiggisModular", "github": "WiggisModular", "repo": "WiggisModular/Modular-1", "description": "A modular synth after the Nord Modular: its web app builds patches from modules, maps their parameters and the knobs through a matrix, and uploads them to the FM1, which steps through patches and modules and adds an arpeggiator with Euclidean rhythms and chaos. Version 1.0.3 plays four voices.", "devices": [ "fm1" ], "tags": [ "synth", "experimental" ], "primaryTag": "synth", "license": "GPL-3.0", "homepage": "https://wiggismodular.github.io/Modular-1/", "cover": "https://mutant.cloud/shots/modular-1.png?v=694a1ca3", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/modular-1.png?v=694a1ca3", "links": [ { "label": "Web app and flasher", "url": "https://wiggismodular.github.io/Modular-1/" } ], "release": { "version": "v1.0.3", "date": "2026-10-14", "url": "https://github.com/WiggisModular/Modular-1/releases/tag/v1.0.3", "assets": [ { "name": "modular-1.fwsc", "url": "https://github.com/WiggisModular/Modular-1/releases/download/v1.0.3/modular-1.fwsc", "size": 610086, "sha256": "8197e3e5acefb40f0d334ddd21ec216372cfe1c38cac31d9e922246d7d1fea53", "product": "FM-1_800", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1413436082/14384fbb-85e1-44a3-901f-fe0195348430", "checked": "2026-11-01" } ] }, "versions": 4, "added": "2026-10-10", "updated": "2026-10-21", "managers": [], "sources": [ "fm1-editor", "fmdb" ], "edited": false }, { "id": "more-chords", "kind": "firmware", "name": "more chords!", "author": "rosen-wav", "authorUrl": "https://github.com/rosen-wav", "github": "rosen-wav", "repo": "rosen-wav/more-chords-M-VAVE-FM-1-Custom-Firmware", "description": "A ChoralRoot remix: PROPHET, GRAIN, SWARM, CLUSTER, CLOUD, BASS and MORPH engines, a step sequencer, a chord generator.", "devices": [ "fm1" ], "tags": [ "chords", "synth" ], "primaryTag": "chords", "base": "felucca", "license": "GPL-3.0", "links": [ { "label": "Installer", "url": "https://rosen-wav.github.io/more-chords-M-VAVE-FM-1-Custom-Firmware/site/" }, { "label": "Emulator", "url": "https://rosen-wav.github.io/more-chords-M-VAVE-FM-1-Custom-Firmware/site/emulator/" } ], "release": { "version": "latest", "assets": [ { "name": "more-chords-v61-410d52b2500d.fwsc", "url": "https://rosen-wav.github.io/more-chords-M-VAVE-FM-1-Custom-Firmware/site/firmware/more-chords-v61-410d52b2500d.fwsc", "sha256": "410d52b2500d7d79ed1956d425fdc5874c3c7f617df52adb2018e0ece64f06f6", "size": 610297, "product": "FM-1_920", "etag": "W/\"6ad8d7fe-94ff9\"", "lastModified": "Wed, 21 Oct 2026 15:19:26 GMT" } ] }, "versions": 1, "added": "2026-10-18", "updated": "2026-10-21", "managers": [], "sources": [ "fmdb" ], "edited": false, "emuCheck": { "reason": "blank screen", "sha256": "410d52b2500d7d79ed1956d425fdc5874c3c7f617df52adb2018e0ece64f06f6" } }, { "id": "nightfall", "kind": "firmware", "name": "NIGHTFALL", "author": "SylarPu-X", "authorUrl": "https://github.com/SylarPu-X", "github": "SylarPu-X", "repo": "SylarPu-X/nightfall-fm1", "description": "A cyberpunk-inspired performance synth with a sequencer, effects, and a browser studio. 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"links": [ { "label": "Editor", "url": "https://isod89.github.io/sloop-fm1/webapp/editor/" }, { "label": "Installer", "url": "https://www.rene-bohne.de/sloop-fm1/webapp/installer/" } ], "release": { "version": "v2.4", "date": "2026-10-06", "url": "https://github.com/renebohne/sloop-fm1/releases/tag/v2.4", "assets": [ { "name": "sloop-2.4.fwsc", "url": "https://github.com/renebohne/sloop-fm1/releases/download/v2.4/sloop-2.4.fwsc", "size": 609802, "sha256": "d70301ad3e1f67a71792a2644829658a8570eceb0681ba2ac6eb41d771cc7560", "product": "FM-1_924", "store": "https://release-assets.githubusercontent.com/github-production-release-asset/1405950228/c609fba5-0977-480c-bd47-35dca332ff20", "checked": "2026-11-01" }, { "name": "felucca-2.4.fwsc", "url": "https://github.com/renebohne/sloop-fm1/releases/download/v2.4/felucca-2.4.fwsc", "size": 610019, "sha256": "7eb5f44a150fcf5ff08f278c8658a47d88e829f50b7a1df82cf8f8c604fff9b3", "product": "FM-1_924", "store": 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"edited": false }, { "id": "fm1-mdx", "kind": "firmware", "name": "fm1-mdx", "author": "Keitark", "authorUrl": "https://github.com/Keitark", "github": "Keitark", "repo": "Keitark/fm1-mdx", "description": "Experimental MDX/PDX karaoke player for the M-VAVE FM-1", "devices": [ "fm1" ], "tags": [ "game" ], "primaryTag": "game", "license": "GPL-3.0", "links": [], "beta": true, "added": "2026-09-30", "updated": "2026-10-08", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "sloop-8-track-web-workstation", "kind": "tool", "name": "SLOOP 8-Track Web Workstation", "author": "smhulme", "authorUrl": "https://github.com/smhulme", "github": "smhulme", "repo": "smhulme/sloop-web-8trk", "description": "A web workstation for SLOOP: the FM-1's four tracks plus four more synths played in the browser in sync.", "devices": [ "fm1" ], "tags": [ "editor" ], "primaryTag": "editor", "license": "GPL-3.0", "links": [ { "label": "Web app", "url": "https://sloop.smhulme.click/" } ], "added": "2026-10-08", "updated": "2026-10-08", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "sloop-fm-1-simulator", "kind": "tool", "name": "Sloop FM-1 Simulator", "author": "ChanceTheMaker", "authorUrl": "https://github.com/ChanceTheMaker", "github": "ChanceTheMaker", "repo": "ChanceTheMaker/sloop-fm1-sim", "description": "Self-contained Sloop FM-1 browser simulator by Chance Roth, based on Sloop and Felucca.", "devices": [ "fm1" ], "tags": [ "emulator" ], "primaryTag": "emulator", "license": "GPL-3.0", "links": [ { "label": "Emulator", "url": "https://chancethemaker.github.io/sloop-fm1-sim/" } ], "release": { "version": "mobile-fit-baseline-2026-10-07", "date": "2026-10-07", "url": "https://github.com/ChanceTheMaker/sloop-fm1-sim/releases/tag/mobile-fit-baseline-2026-10-07", "assets": [] }, "versions": 2, "added": "2026-10-06", "updated": "2026-10-08", "managers": [], "sources": [ "fmdb" ], "edited": false }, { "id": "fm1-doom", "kind": "firmware", "name": "FM-1 Doom", 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It installs from its own browser page, which can put sloopDX back, and keeps sloopDX's USB rescue. It needs no game data of your own.", "devices": [ "fm1" ], "tags": [ "game" ], "primaryTag": "game", "license": "GPL-2.0", "cover": "https://mutant.cloud/shots/fm1-doom.png?v=11571931", "coverIsScreen": true, "screen": "https://mutant.cloud/shots/fm1-doom.png?v=11571931", "links": [ { "label": "Installer", "url": "https://dx7.designburgapps.com/doom/" } ], "release": { "version": "0.5", "date": "2026-10-07", "assets": [ { "name": "fm1doom-0.5.fwsc", "url": "https://dx7.designburgapps.com/doom/firmware/fm1doom-0.5.fwsc", "sha256": "6e23e322d16923e8653b9ecc5e78d891c7a372f9f0fd786d0031f177f0e242c1", "size": 610110, "product": "FM-1_985", "etag": "\"6ac6265d-94f3e\"", "lastModified": "Wed, 07 Oct 2026 11:00:45 GMT" } ] }, "versions": 1, "added": "2026-10-07", "updated": "2026-10-07", "managers": [], "sources": [ "fm1-editor", "fmdb" ], "edited": false }, { "id": "sloop-alg", "kind": "firmware", "name": "SLOOP ALG", "author": "shaw-core", "authorUrl": "https://github.com/shaw-core", "github": "shaw-core", "repo": "shaw-core/Sloop_ALG02", "description": "An experimental fork of SLOOP 2.2 that adds engines of its own: a six-operator DX7 that imports DX7 voices, virtual analogue, additive, pluck, and Karplus-Strong strings, each editable on the FM1. 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