{"adoption": {"forks": 150, "observed_at": "2026-08-28T04:04:04.856915+00:00", "stars": 1235}, "canonical_url": "https://ross.abutalabs.com/products/demikernel", "card": {"archived": false, "artifact_type": "library", "description": "Kernel-Bypass LibOS Architecture", "domain": ["operating-systems", "networking", "developer-tools", "microservices"], "enriched": true, "function": ["networking", "http-server", "concurrency"], "health_score": 83, "homepage": "https://aka.ms/demikernel", "language": "Rust", "license": "MIT", "license_family": "permissive", "maturity": "experimental", "member_repos": ["microsoft/demikernel"], "name": "microsoft/demikernel", "platform": ["windows", "rust"], "pushed_at": "2026-07-23T20:52:29+00:00", "repo": "microsoft/demikernel", "stars": 1235, "tags": ["kernel-bypass", "libos", "dpdk", "rdma", "spdk", "xdp", "research-prototype", "linux"], "topics": ["kernel-bypass", "network", "dpdk", "rdma", "spdk", "linux", "libos"], "urls": [], "use_cases": ["build low-latency networking applications with DPDK", "use RDMA with a portable socket-like API", "experiment with kernel-bypass networking stacks", "write user-level TCP/IP networking for DPDK", "abstract over kernel sockets and kernel-bypass devices", "research high-performance datacenter networking"], "what_it_is": "Demikernel is a library operating system (LibOS) architecture from Microsoft Research for kernel-bypass I/O devices like DPDK and RDMA. It provides a uniform system call API across multiple LibOS implementations (catnap, catnip, catpowder) written in Rust.", "when_to_avoid": ["you need production-grade stability - it is explicitly a prototype", "you need a general-purpose networking library with broad device support", "you want drop-in POSIX socket replacement with guarantees"], "when_to_choose": ["you need a uniform API across DPDK, RDMA, and raw socket backends", "you are doing systems research on kernel-bypass I/O", "you want a Rust user-level networking stack for DPDK"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/demikernel", "repo": "microsoft/demikernel", "role": "main", "score": 65}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.856915+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T08:22:07.296086+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f6c7e01acb2709534e9e1b3171664973a8ad319ad669d17a8a418b6fff3c361e", "fetched_at": "2026-08-28T04:04:04.856915+00:00", "kind": "readme", "missing": false, "url": "https://github.com/microsoft/demikernel"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 94, "longevity": 100, "rhythm": 8}, "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": 2696, "days_push": 41, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 65, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}