{"adoption": {"forks": 118, "observed_at": "2026-08-28T04:05:20.696383+00:00", "stars": 1676}, "canonical_url": "https://ross.abutalabs.com/products/novm", "card": {"archived": true, "artifact_type": "application", "description": "Experimental KVM-based VMM for containers, written in Go.", "domain": ["cloud-computing", "security"], "enriched": true, "function": ["container-runtime", "security", "cloud"], "health_score": 10, "homepage": null, "language": "Go", "license": "Apache-2.0", "license_family": "permissive", "maturity": "abandoned", "member_repos": ["google/novm"], "name": "google/novm", "platform": ["go"], "pushed_at": "2020-06-12T17:49:39+00:00", "repo": "google/novm", "stars": 1676, "tags": ["hypervisor", "vmm", "kvm", "lightweight-vms", "containers", "microvm", "paravirtualization", "cloud-workloads", "filesystem-device", "type-2-hypervisor", "virtualization", "infrastructure", "linux", "x86"], "topics": [], "urls": [], "use_cases": ["run cloud workloads in lightweight VMs with hardware-enforced isolation", "run containers with stronger isolation than shared-kernel container runtimes", "run a guest with a kernel decoupled from the host kernel", "bundle software and data as filesystem-based VM images instead of disk images", "run workloads requiring a specific or different guest kernel version", "achieve multi-tenant isolation for untrusted workloads"], "what_it_is": "novm is an experimental, legacy-free type 2 hypervisor (VMM) written in Go that leverages the Linux KVM interface to run guest instances. It exposes a filesystem-device as the primary mechanism for running guests, aiming to combine the isolation of hardware virtualization with the lightweight bundling flexibility of containers.", "when_to_avoid": ["you need to run legacy applications requiring hardware emulation or legacy device support", "your workloads are extremely I/O intensive and cannot tolerate virtualization overhead", "you need a production-ready, actively maintained VMM with ongoing support", "plain containers meet your isolation and kernel flexibility needs"], "when_to_choose": ["you need hardware-enforced isolation stronger than container namespaces for multi-tenant workloads", "you want container-like lightweight VM bundling without managing virtual disk images", "your workloads are modern cloud applications that don't need legacy hardware emulation", "you need to run a guest kernel version independent of the host kernel"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/novm", "repo": "google/novm", "role": "main", "score": 10}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:20.696383+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:42:26.342576+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10ac264ab0ab0ae22b61d1ee18f8f7f7a5d20fed06149e8af966c02cbb37d058", "fetched_at": "2026-08-28T04:05:20.696383+00:00", "kind": "readme", "missing": false, "url": "https://github.com/google/novm"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "archived"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4396, "days_push": 2273, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 10, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}