{"adoption": {"forks": 33, "observed_at": "2026-08-28T04:03:32.925074+00:00", "stars": 1090}, "canonical_url": "https://ross.abutalabs.com/products/motor-os", "card": {"archived": false, "artifact_type": "application", "description": "A simple, fast, and secure operating system for the cloud.", "domain": ["operating-systems", "cloud-computing", "security", "performance"], "enriched": true, "function": ["security", "networking", "file-system", "concurrency"], "health_score": 80, "homepage": null, "language": "Rust", "license": "Apache-2.0", "license_family": "permissive", "maturity": "experimental", "member_repos": ["moturus/motor-os"], "name": "moturus/motor-os", "platform": ["rust", "cloud"], "pushed_at": "2026-08-25T22:33:17+00:00", "repo": "moturus/motor-os", "stars": 1090, "tags": ["microkernel", "operating-system", "kvm", "virtualization", "rust-os", "cloud-native", "serverless", "virtio", "linux"], "topics": [], "urls": [], "use_cases": ["run a lightweight OS for web serving in a KVM virtual machine", "host serverless workloads with faster boot times than Linux", "experiment with a Rust-written microkernel OS", "reduce attack surface compared to Linux for cloud VMs", "serve static websites from a minimal cloud OS", "research alternative operating system designs for virtualized environments"], "what_it_is": "Motor OS is a microkernel-based operating system written entirely in Rust, designed for virtualized cloud workloads such as web serving, serverless computing, and edge caching. It targets x64 KVM-based VMs (running on Qemu, Cloud Hypervisor, or Alioth) and exposes a Rust-native ABI instead of a C one.", "when_to_avoid": ["you need production-grade stability or sensitive workloads - the project is under active development", "you need broad hardware, driver, or application ecosystem support", "you need ARM or bare-metal support - only x64 KVM VMs are supported", "your applications are written in C or languages expecting a POSIX/C ABI"], "when_to_choose": ["you run Rust-based services in KVM VMs and want minimal boot time and overhead", "you want a smaller, simpler, more secure alternative to Linux for virtualized workloads", "you are doing OS research or experimentation with microkernels"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/motor-os", "repo": "moturus/motor-os", "role": "main", "score": 71}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.925074+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:49:13.640121+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "623925f787d4c4c9b91ca7a334bed6bea1ee805c407d2df7936a73a9e3260ac6", "fetched_at": "2026-08-28T04:03:32.925074+00:00", "kind": "readme", "missing": false, "url": "https://github.com/moturus/motor-os"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 70, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 986, "days_push": 8, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 71, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}