{"adoption": {"forks": 87, "observed_at": "2026-08-28T04:03:35.076053+00:00", "stars": 1099}, "canonical_url": "https://ross.abutalabs.com/products/purejaxrl", "card": {"archived": false, "artifact_type": "library", "description": "Really Fast End-to-End Jax RL Implementations", "domain": ["reinforcement-learning", "deep-learning", "machine-learning"], "enriched": true, "function": ["reinforcement-learning", "machine-learning", "gpu-computing", "benchmarking"], "health_score": 20, "homepage": null, "language": "Python", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["luchris429/purejaxrl"], "name": "luchris429/purejaxrl", "platform": ["python", "cloud"], "pushed_at": "2024-09-09T19:05:43+00:00", "repo": "luchris429/purejaxrl", "stars": 1099, "tags": ["jax", "ppo", "single-file-implementations", "meta-reinforcement-learning", "jit-compilation", "research-code", "research", "gpu", "linux"], "topics": ["deep-reinforcement-learning", "jax", "reinforcement-learning", "reinforcement-learning-algorithms", "ppo"], "urls": [], "use_cases": ["train PPO agents on GPU with JAX", "run thousands of RL seeds in parallel for hyperparameter tuning", "speed up reinforcement learning training 1000x over PyTorch", "do meta-evolution and meta-RL research", "learn single-file RL algorithm implementations", "benchmark RL algorithms on MinAtar and Cartpole"], "what_it_is": "PureJaxRL provides end-to-end reinforcement learning training pipelines implemented entirely in JAX, including environments, enabling massive speedups via JIT compilation and vectorization. It offers CleanRL-style single-file implementations like PPO that can run thousands of parallel agent seeds on a single GPU.", "when_to_avoid": ["you need a modular, importable RL library for production applications", "you require CPU-only training or non-JAX ecosystems like PyTorch", "you need a wide algorithm coverage beyond the provided PPO variants", "you want stable APIs and long-term maintenance guarantees"], "when_to_choose": ["you need extremely fast RL training with many parallel seeds on GPUs", "you want to jit/vmap/pmap entire RL training pipelines including environments", "you're doing RL research like meta-evolution or rapid hyperparameter sweeps", "you prefer CleanRL-style readable single-file implementations"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/purejaxrl", "repo": "luchris429/purejaxrl", "role": "main", "score": 30}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:35.076053+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:46:04.114067+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7463f5d142113f30f76f6396334016005dd8d28a3d88394277cabbd7112f8e63", "fetched_at": "2026-08-28T04:03:35.076053+00:00", "kind": "readme", "missing": false, "url": "https://github.com/luchris429/purejaxrl"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 91, "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": 1285, "days_push": 723, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 30, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}