{"adoption": {"forks": 596, "observed_at": "2026-08-28T04:09:45.878497+00:00", "stars": 6639}, "canonical_url": "https://ross.abutalabs.com/products/faster", "card": {"archived": false, "artifact_type": "library", "description": "Fast persistent recoverable log and key-value store + cache, in C# and C++.", "domain": ["databases", "developer-tools", "cloud-computing"], "enriched": true, "function": ["database", "caching", "logging", "concurrency"], "health_score": 85, "homepage": "https://aka.ms/FASTER", "language": "C#", "license": "MIT", "license_family": "permissive", "maturity": "abandoned", "member_repos": ["microsoft/FASTER"], "name": "microsoft/FASTER", "platform": ["cross-platform", "cpp", "dotnet"], "pushed_at": "2026-08-19T02:20:19+00:00", "repo": "microsoft/FASTER", "stars": 6639, "tags": ["key-value-store", "persistent-log", "checkpointing", "hash-index", "embedded-database"], "topics": ["key-value-store", "hash-table", "persistent", "recoverable", "concurrent", "multi-threaded", "library", "logging", "indexing"], "urls": [], "use_cases": ["embed a fast key-value store in a .NET application", "persist application state larger than memory with fast disk-backed storage", "build a write-heavy cache with point lookups and heavy updates", "add a recoverable commit log with low-latency commits", "implement consistent recovery via non-blocking checkpointing"], "what_it_is": "FASTER is a high-performance concurrent persistent log and key-value store + cache library in C# and C++, supporting data larger than memory and fast non-blocking checkpointing. The repository is no longer actively maintained; Microsoft recommends its successor Garnet and the Tsavorite storage engine.", "when_to_avoid": ["you need a maintained project - use Garnet/Tsavorite instead", "you need a standalone networked cache server rather than an embedded library", "you need C++ support - only the C# version is actively documented"], "when_to_choose": ["you need an embedded, in-process key-value store or log in C# or C++", "your workload is point lookups and heavy updates with data exceeding memory", "you want to trade performance for commit latency via checkpointing"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/faster", "repo": "microsoft/FASTER", "role": "main", "score": 67}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:09:45.878497+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:43:12.208995+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "864ea6e0ffe3a1805d3dc09322235cec99eb2adaf47d79b6380ca2873fd86f1e", "fetched_at": "2026-08-28T04:09:45.878497+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/FASTER"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 98, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:39:23.370411+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2953, "days_push": 15, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 67, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}