{"adoption": {"forks": 532, "observed_at": "2026-08-28T04:05:28.659329+00:00", "stars": 1731}, "canonical_url": "https://ross.abutalabs.com/products/gnark", "card": {"archived": false, "artifact_type": "library", "description": "gnark is a fast zk-SNARK library that offers a high-level API to design circuits. The library is open source and developed under the Apache 2.0 license", "domain": ["blockchain", "developer-tools"], "enriched": true, "function": ["cryptography", "security", "compiler", "sdk"], "health_score": 100, "homepage": "https://play.gnark.io", "language": "Go", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["Consensys/gnark"], "name": "Consensys/gnark", "platform": ["go", "cross-platform", "wasm"], "pushed_at": "2026-08-24T18:19:35+00:00", "repo": "Consensys/gnark", "stars": 1731, "tags": ["zk-snarks", "zero-knowledge-proofs", "groth16", "plonk", "r1cs", "zk-rollup", "zk-evm", "circuit-design", "proving-systems", "elliptic-curves", "cryptography", "algorithms", "gpu"], "topics": ["zkp", "zksnark", "zk-snarks", "gnark", "r1cs", "golang", "plonk", "zk-rollup", "zkevm"], "urls": [], "use_cases": ["build zero-knowledge proof circuits in Go", "generate and verify Groth16 proofs", "generate and verify PLONK proofs", "develop zk-rollup or zkEVM components", "export Solidity verifier contracts for on-chain verification", "prototype zk circuits in the browser playground"], "what_it_is": "gnark is a fast zk-SNARK library in Go offering a high-level API to define circuits, compile them to constraint systems, and generate/verify proofs with Groth16 and PLONK backends. It supports multiple pairing-friendly curves and powers production systems like the Linea zk-rollup.", "when_to_avoid": ["you need zk tooling in a language other than Go", "you require stable serialized proof formats across versions", "you need GPU acceleration as a mature, non-experimental feature", "you need a simple high-level zk API without circuit-level thinking"], "when_to_choose": ["you need a high-performance, production-grade zk-SNARK library in Go", "you want to write circuits in idiomatic Go with reusable gadgets", "you need multiple proving systems (Groth16, PLONK) and curves", "you are building zk-rollups or blockchain privacy infrastructure"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/gnark", "repo": "Consensys/gnark", "role": "main", "score": 91}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:28.659329+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:31:40.908708+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "db681356429f7ccc03eaa0ebf0ba03d7a5789de0098b9552685225fea97743c4", "fetched_at": "2026-08-28T04:05:28.659329+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Consensys/gnark"}, {"content_hash": "4de8b12892569fcd22bf4f9823162e5c9aeb6d7b3c37c64708fa517f2f613247", "fetched_at": "2026-08-29T11:08:22.524176+00:00", "kind": "homepage", "missing": false, "url": "https://play.gnark.io"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 75}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2382, "days_push": 9, "days_rel": 9, "gap_med": 97, "n_releases_24m": 8}, "score": 91, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}