{"adoption": {"forks": 313, "observed_at": "2026-08-28T04:05:01.901904+00:00", "stars": 1548}, "canonical_url": "https://ross.abutalabs.com/products/fceux", "card": {"archived": false, "artifact_type": "application", "description": "FCEUX, a NES Emulator", "domain": ["gaming-tools", "entertainment"], "enriched": true, "function": ["simulation"], "health_score": 87, "homepage": "http://fceux.com", "language": "C++", "license": "GPL-2.0", "license_family": "copyleft", "maturity": "active", "member_repos": ["TASEmulators/fceux"], "name": "TASEmulators/fceux", "platform": ["windows", "cross-platform"], "pushed_at": "2026-05-30T00:35:58+00:00", "repo": "TASEmulators/fceux", "stars": 1548, "tags": ["nes-emulator", "emulation", "rom-hacking", "tas", "lua-scripting", "debugger", "save-states", "linux", "macos"], "topics": [], "urls": [], "use_cases": ["play NES games on Windows, Linux, or macOS", "record tool-assisted speedruns of NES games", "hack and modify NES ROMs", "debug NES homebrew with memory viewers and breakpoints", "script gameplay automation with Lua", "use save states and rewind while playing"], "what_it_is": "FCEUX is an open source NES emulator for Windows and Unix with solid emulation accuracy and advanced tools for power users. It is widely used for tool-assisted speedruns, ROM hacking, and debugging, and also serves casual gamers.", "when_to_avoid": ["you want the highest-accuracy NES emulation and a modern UI — consider Mesen instead", "you need emulators for consoles other than the NES"], "when_to_choose": ["you need TAS tools like frame advance, input recording, and Lua scripting", "you want built-in debugging, memory search, and PPU viewers for NES development", "you need a cross-platform NES emulator with a long track record"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/fceux", "repo": "TASEmulators/fceux", "role": "main", "score": 66}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:01.901904+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:30:25.273148+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "eba92a8f6911f82a527b8cbc92e00c9b9971472f3b39b54b7b1ef4515f2ad6ad", "fetched_at": "2026-08-28T04:05:01.901904+00:00", "kind": "readme", "missing": false, "url": "https://github.com/TASEmulators/fceux"}, {"content_hash": "7733fb595208c3b9b01f079a73f98d4e7e4765e28eae98ae9384bcd1ef3bcabb", "fetched_at": "2026-08-29T11:31:10.445939+00:00", "kind": "homepage", "missing": false, "url": "http://fceux.com"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 84, "longevity": 100, "rhythm": 24}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["prerelease_only"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3069, "days_push": 96, "days_rel": 296, "gap_med": null, "n_releases_24m": 1}, "score": 66, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}