{"adoption": {"forks": 114, "observed_at": "2026-08-28T04:08:02.403105+00:00", "stars": 3395}, "canonical_url": "https://ross.abutalabs.com/products/duo", "card": {"archived": true, "artifact_type": "cli-tool", "description": "A next-generation package manager for the front-end", "domain": ["frontend", "web-development", "developer-tools"], "enriched": true, "function": ["package-manager", "build-tool", "cli"], "health_score": 10, "homepage": null, "language": "JavaScript", "license": null, "license_family": "other", "maturity": "abandoned", "member_repos": ["duojs/duo"], "name": "duojs/duo", "platform": ["cli", "cross-platform"], "pushed_at": "2017-12-31T06:40:40+00:00", "repo": "duojs/duo", "stars": 3395, "tags": ["frontend-package-manager", "javascript-bundler", "css-bundling", "github-dependencies", "source-transforms", "browserify-alternative", "command-line", "nodejs"], "topics": [], "urls": [], "use_cases": ["manage front-end dependencies without a package manifest", "bundle javascript and css for the browser from a single command", "install npm packages straight from github repositories", "compile coffeescript or sass as part of a front-end build", "replace browserify or component for front-end asset bundling"], "what_it_is": "Duo is a front-end package manager and build tool that pulls JavaScript, CSS, and HTML dependencies directly from GitHub with semantic versioning, bundling them without requiring a manifest file. It blends ideas from Component, Browserify, and Go's import system and supports source transforms like CoffeeScript and Sass.", "when_to_avoid": ["you are starting a new front-end project - use npm, yarn, pnpm, or vite instead", "you need actively maintained tooling or security updates", "you need a package registry with lockfiles and broad ecosystem support"], "when_to_choose": []}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/duo", "repo": "duojs/duo", "role": "main", "score": 10}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:08:02.403105+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T18:38:56.328929+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6f32f5d2cb5cb28ec0353dd9cbf72bc967dc9d8cf867503a8e2e8f1ff6c3f8b7", "fetched_at": "2026-08-28T04:08:02.403105+00:00", "kind": "readme", "missing": false, "url": "https://github.com/duojs/duo"}, {"content_hash": "49f6a4c2b17f64e095cdf02b8b31234ae9a9478f494f74775ec8519288b031b4", "fetched_at": "2026-08-29T09:33:01.574294+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/duo"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "archived", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4529, "days_push": 3167, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 10, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}