{"adoption": {"forks": 705, "observed_at": "2026-08-28T04:09:32.160687+00:00", "stars": 5909}, "canonical_url": "https://ross.abutalabs.com/products/futures-rs", "card": {"archived": false, "artifact_type": "library", "description": "Zero-cost asynchronous programming in Rust", "domain": ["programming-languages", "developer-tools"], "enriched": true, "function": ["concurrency", "developer-tools"], "health_score": 98, "homepage": "https://rust-lang.github.io/futures-rs/", "language": "Rust", "license": "Apache-2.0", "license_family": "permissive", "maturity": "stable", "member_repos": ["rust-lang/futures-rs"], "name": "rust-lang/futures-rs", "platform": ["rust", "cross-platform", "embedded"], "pushed_at": "2026-08-11T12:35:06+00:00", "repo": "rust-lang/futures-rs", "stars": 5909, "tags": ["async", "futures", "streams", "no-std", "combinators", "zero-cost-abstraction", "algorithms"], "topics": ["async-foundations"], "urls": [], "use_cases": ["write async code in rust", "combine multiple futures with join and select", "work with async streams in rust", "use async in embedded no_std projects", "build async control flow utilities"], "what_it_is": "futures-rs is the foundational Rust library for asynchronous programming, providing core trait definitions like Stream plus utilities such as join!, select!, and futures combinators. It supports zero-cost async abstractions and works in no_std environments including bare metal.", "when_to_avoid": ["you only need an async runtime like tokio for executing tasks", "you want batteries-included async I/O rather than foundational traits"], "when_to_choose": ["you need core async traits and combinators in Rust", "you want no_std async support", "you're building async runtimes or libraries on stable foundations"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/futures-rs", "repo": "rust-lang/futures-rs", "role": "main", "score": 89}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:09:32.160687+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:51:17.329003+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "260fb7aba3cb6a6410da78f717172a96ab7b03ddc99beb8d78b107ffc3e5a6ae", "fetched_at": "2026-08-28T04:09:32.160687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rust-lang/futures-rs"}, {"content_hash": "21054567a1369a695bd2a1043a95bf112f841c8bb10080909624c86094adc081", "fetched_at": "2026-08-29T08:46:42.461290+00:00", "kind": "homepage", "missing": false, "url": "https://rust-lang.github.io/futures-rs/"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 97, "longevity": 100, "rhythm": 73}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3808, "days_push": 22, "days_rel": 22, "gap_med": 153, "n_releases_24m": 4}, "score": 89, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}