{"adoption": {"forks": 186, "observed_at": "2026-08-28T04:06:24.984031+00:00", "stars": 2193}, "canonical_url": "https://ross.abutalabs.com/products/step", "card": {"archived": false, "artifact_type": "library", "description": "An async control-flow library that makes stepping through logic easy.", "domain": ["developer-tools", "backend"], "enriched": true, "function": ["concurrency", "error-handling"], "health_score": 20, "homepage": null, "language": "JavaScript", "license": "MIT", "license_family": "permissive", "maturity": "abandoned", "member_repos": ["creationix/step"], "name": "creationix/step", "platform": [], "pushed_at": "2017-08-08T23:49:46+00:00", "repo": "creationix/step", "stars": 2193, "tags": ["async-control-flow", "callback-management", "nodejs", "automation"], "topics": [], "urls": [], "use_cases": ["run async tasks in sequence without nested callbacks", "execute multiple file reads in parallel and collect results", "handle async errors without crashing a long-running node server", "process a dynamic list of files concurrently with a group", "simplify callback-based node.js code"], "what_it_is": "Step is a small Node.js control-flow library that lets you write serial and parallel asynchronous logic as a sequence of functions, with automatic error forwarding in Node callback style. It provides `this.parallel()` and `this.group()` helpers for coordinating multiple concurrent callbacks.", "when_to_avoid": ["starting a new project - use async/await or modern promise-based libraries instead", "the project is unmaintained with no releases since 2017"], "when_to_choose": ["maintaining legacy Node.js codebases already using callback-style async", "you want a tiny, dependency-free control-flow helper for callback APIs"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/step", "repo": "creationix/step", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:24.984031+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:47:18.642804+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d3a4bcb2dca22d84e407fc4cc888b240af713280eee1064acb740a7c508f43a0", "fetched_at": "2026-08-28T04:06:24.984031+00:00", "kind": "readme", "missing": false, "url": "https://github.com/creationix/step"}, {"content_hash": "aa667e8c28c66152922c573614ad98d3ff62603f126dfbb80f99811e0d278503", "fetched_at": "2026-08-29T10:27:58.808274+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/step"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5993, "days_push": 3312, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}