{"adoption": {"forks": 1599, "observed_at": "2026-08-28T04:09:27.816796+00:00", "stars": 5680}, "canonical_url": "https://ross.abutalabs.com/products/kalibr", "card": {"archived": false, "artifact_type": "cli-tool", "description": "The Kalibr visual-inertial calibration toolbox", "domain": ["robotics", "computer-vision", "autonomous-vehicles"], "enriched": true, "function": ["computer-vision", "image-processing", "simulation", "developer-tools"], "health_score": 20, "homepage": null, "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "maintenance", "member_repos": ["ethz-asl/kalibr"], "name": "ethz-asl/kalibr", "platform": ["cpp", "python"], "pushed_at": "2024-03-30T19:42:29+00:00", "repo": "ethz-asl/kalibr", "stars": 5680, "tags": ["camera-calibration", "imu-calibration", "visual-inertial", "ros", "rolling-shutter", "sensor-fusion", "linux", "docker"], "topics": ["camera", "calibration", "calibration-toolbox", "imu"], "urls": [], "use_cases": ["calibrate intrinsics and extrinsics of a multi-camera rig", "spatial and temporal calibration of a camera-IMU system", "calibrate rolling shutter camera parameters", "calibrate multiple IMUs relative to a base IMU", "estimate camera distortion and projection models from calibration targets"], "what_it_is": "Kalibr is a visual-inertial calibration toolbox for camera systems and inertial measurement units. It supports multi-camera, camera-IMU, IMU-IMU, and rolling shutter calibration with a wide range of camera models.", "when_to_avoid": ["you need a simple single-camera calibration only (OpenCV may suffice)", "you need a GUI-driven calibration workflow", "you are not working with ROS or Docker-based tooling"], "when_to_choose": ["you need accurate camera or IMU calibration for robotics or SLAM research", "you work in a ROS environment and need a proven calibration toolbox", "you need to calibrate non-overlapping multi-camera systems or rolling shutter cameras"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/kalibr", "repo": "ethz-asl/kalibr", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:09:27.816796+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:54:15.519115+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7e6ec8e99ca98887e94eb4f38c71df2ffc77b3c8d747f3485ff66a5e4a275db0", "fetched_at": "2026-08-28T04:09:27.816796+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ethz-asl/kalibr"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4479, "days_push": 886, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}