{"adoption": {"forks": 426, "observed_at": "2026-08-28T04:07:45.763217+00:00", "stars": 3138}, "canonical_url": "https://ross.abutalabs.com/products/grame-cncm-faust", "card": {"archived": false, "artifact_type": "cli-tool", "description": "Functional programming language for signal processing and sound synthesis", "domain": ["programming-languages", "compilers", "developer-tools", "cross-platform"], "enriched": true, "function": ["compiler", "programming-language", "audio-processing", "machine-learning"], "health_score": 99, "homepage": "http://faust.grame.fr", "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "stable", "member_repos": ["grame-cncm/faust"], "name": "grame-cncm/faust", "platform": ["windows", "cpp", "wasm", "cross-platform", "cli"], "pushed_at": "2026-08-26T20:36:42+00:00", "repo": "grame-cncm/faust", "stars": 3138, "tags": ["dsp", "sound-synthesis", "audio-plugins", "functional-programming", "signal-processing", "llvm", "webassembly", "code-generation", "audio", "linux", "macos"], "topics": ["faust", "dsp", "audio", "compiler", "wasm", "c", "cpp", "llvm", "functional-programming", "rust", "dlang", "c-plus-plus", "csharp", "julia", "julia-language", "jax", "cmajor", "jsfx", "rnbo"], "urls": [], "use_cases": ["write audio effects and synthesizers in a high-level language", "compile DSP code to C++ or WebAssembly", "generate VST or AU audio plugins from one codebase", "build real-time signal processing for iOS and Android apps", "embed a JIT-compiled DSP engine in a C++ program via libfaust", "prototype synthesizers and musical instruments in a web IDE"], "what_it_is": "Faust (Functional Audio Stream) is a functional programming language for real-time digital signal processing and sound synthesis, developed at GRAME-CNCM. Its compiler translates DSP specifications into efficient code for C++, C, Java, LLVM IR, WebAssembly, Rust, and more, which can be wrapped into standalone apps, mobile apps, and audio plugins (VST, AU, LADSPA, PD, SuperCollider, etc.).", "when_to_avoid": ["you need a general-purpose programming language", "your project has no audio or signal processing component", "you want an interpreted runtime rather than compiled output"], "when_to_choose": ["you need sample-level, high-performance audio DSP code", "you want one DSP source targeting many languages and plugin formats", "you are designing synthesizers, effects, or physical models"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/grame-cncm-faust", "repo": "grame-cncm/faust", "role": "main", "score": 88}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:07:45.763217+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T07:26:03.645508+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "51ad38e4aea18c4e1de7741a6259652aaddd0573225551da05b2a88731ffb4ba", "fetched_at": "2026-08-28T04:07:45.763217+00:00", "kind": "readme", "missing": false, "url": "https://github.com/grame-cncm/faust"}, {"content_hash": "58e9717d55279848106370bdae2fbe1ee5d8d3f06e777c327d8c0a7180abf125", "fetched_at": "2026-08-29T09:40:50.019586+00:00", "kind": "homepage", "missing": false, "url": "http://faust.grame.fr"}, {"content_hash": "c5777e63c89a0469e1e40101e618d0a1b7efaddaae3c2ef967953905e1ee19d0", "fetched_at": "2026-08-29T09:40:50.029278+00:00", "kind": "site_page", "missing": false, "url": "https://faust.grame.fr/about"}, {"content_hash": "97378e346eecc47272636ae338db43b5e0dd6793abe0da67551cc831ff65282d", "fetched_at": "2026-08-29T09:40:50.031037+00:00", "kind": "site_page", "missing": false, "url": "https://faustlibraries.grame.fr/"}, {"content_hash": "62618e7cf2fae3a6bcab514ebf5b383d84dcbe4f55b4ae416a9f3a5da0b71206", "fetched_at": "2026-08-29T09:40:50.032638+00:00", "kind": "site_page", "missing": false, "url": "https://faustdoc.grame.fr"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 67}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3588, "days_push": 7, "days_rel": 63, "gap_med": 92.0, "n_releases_24m": 9}, "score": 88, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}