{"adoption": {"forks": 466, "observed_at": "2026-08-28T04:07:22.356750+00:00", "stars": 2796}, "canonical_url": "https://ross.abutalabs.com/products/engineer-man-piston", "card": {"archived": false, "artifact_type": "service", "description": "A high performance general purpose code execution engine.", "domain": ["developer-tools", "apis", "security", "self-hosted"], "enriched": true, "function": ["http-server", "api-framework", "security", "cli"], "health_score": 77, "homepage": "https://emkc.org/run", "language": "JavaScript", "license": "MIT", "license_family": "permissive", "maturity": "active", "member_repos": ["engineer-man/piston"], "name": "engineer-man/piston", "platform": ["self-hosted"], "pushed_at": "2026-07-31T15:06:41+00:00", "repo": "engineer-man/piston", "stars": 2796, "tags": ["code-execution", "sandbox", "untrusted-code", "lxc", "online-judge", "code-evaluation", "nodejs", "linux", "docker", "web-server"], "topics": ["lxc", "piston", "code-execution", "shell", "nodejs"], "urls": [], "use_cases": ["run untrusted user-submitted code safely", "build an online code execution API for a web IDE", "evaluate code snippets in a Discord bot", "execute code in many programming languages from one service", "self-host a sandboxed code runner", "power coding challenge and contest platforms"], "what_it_is": "Piston is a high performance general purpose code execution engine that safely runs untrusted and potentially malicious code in isolated environments. It exposes a public API and powers web IDEs, Discord bots, and 200+ integrations for arbitrary code evaluation.", "when_to_avoid": ["you only need to run your own trusted code", "you need heavy GPU or long-running compute workloads", "you cannot host Linux containers or LXC environments", "you need per-user persistent state across executions"], "when_to_choose": ["you need to execute arbitrary code from users in a sandboxed way", "you want a single API supporting many languages", "you are building an online judge, playground, or code-eval bot", "you need a self-hosted alternative to hosted code execution services"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/engineer-man-piston", "repo": "engineer-man/piston", "role": "main", "score": 66}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:07:22.356750+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T18:49:12.624342+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "92d4ea4186b7bf527344b4c5392f3a44499451b5c1462ba0f53d1cf93c64d577", "fetched_at": "2026-08-28T04:07:22.356750+00:00", "kind": "readme", "missing": false, "url": "https://github.com/engineer-man/piston"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 95, "longevity": 100, "rhythm": 8}, "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": 2905, "days_push": 33, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 66, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}