{"adoption": {"forks": 239, "observed_at": "2026-08-28T04:04:30.137557+00:00", "stars": 1361}, "canonical_url": "https://ross.abutalabs.com/products/mchehab-zbar", "card": {"archived": false, "artifact_type": "library", "description": "ZBar is an open source software suite for reading bar codes from various sources, including webcams. As its development stopped in 2012, I took the task of keeping it updated with the V4L2 API. This is the main repository for it. There's a clone at at LinuxTV.org, and another one at gitlab.", "domain": ["computer-vision", "image-processing", "developer-tools", "cross-platform"], "enriched": true, "function": ["computer-vision", "image-processing", "sdk", "cli"], "health_score": 67, "homepage": "https://linuxtv.org/downloads/zbar/", "language": "C", "license": "LGPL-2.1", "license_family": "copyleft", "maturity": "maintenance", "member_repos": ["mchehab/zbar"], "name": "mchehab/zbar", "platform": ["windows", "cross-platform", "cli"], "pushed_at": "2026-03-16T13:39:29+00:00", "repo": "mchehab/zbar", "stars": 1361, "tags": ["barcode-scanner", "qr-code", "v4l2", "c-library", "decoder", "linux", "macos"], "topics": ["barcode", "barcode-scanner", "v4l2", "linux"], "urls": [], "use_cases": ["decode barcodes from webcam video feed", "scan QR codes from image files", "integrate barcode reading into a C or Python application", "build a barcode scanner app with Qt or GTK widgets", "read UPC/EAN codes from product images", "decode Code 128 barcodes from a video device on Linux"], "what_it_is": "ZBar is an open-source C library and suite of tools for reading barcodes from video streams, image files, and sensors, supporting formats like EAN/UPC, Code 128, QR Code, and more. This fork by mchehab maintains the original project with updated V4L2 API support and provides bindings for C, C++, Python, and Perl plus Qt/GTK widgets.", "when_to_avoid": ["you need modern Python 3-first bindings with active ecosystem (consider pyzbar wrappers or zxing-cpp)", "you need barcode generation, not just decoding", "you need support for newer symbologies like PDF417 or Aztec", "you want a pure high-level managed-language solution without native dependencies"], "when_to_choose": ["you need a mature, lightweight native barcode decoding library in C/C++", "you're on Linux and need V4L2 webcam barcode scanning", "you want QR Code and common 1D barcode support with language bindings", "you need a CLI tool to decode barcodes from images or video devices"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/mchehab-zbar", "repo": "mchehab/zbar", "role": "main", "score": 55}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:30.137557+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:41:35.587720+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3a7034b3292d7fa259703a476b1fa8baa26fd9c9f567d97d4862c83f4d6439e3", "fetched_at": "2026-08-28T04:04:30.137557+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mchehab/zbar"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 72, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2947, "days_push": 170, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 55, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}