{"adoption": {"forks": 165, "observed_at": "2026-08-28T04:05:12.032104+00:00", "stars": 1617}, "canonical_url": "https://ross.abutalabs.com/products/zsteg", "card": {"archived": false, "artifact_type": "cli-tool", "description": "detect stegano-hidden data in PNG & BMP", "domain": ["security", "image-processing", "files"], "enriched": true, "function": ["security", "image-processing", "parser"], "health_score": 59, "homepage": "http://zed.0xff.me", "language": "Ruby", "license": null, "license_family": "other", "maturity": "maintenance", "member_repos": ["zed-0xff/zsteg"], "name": "zed-0xff/zsteg", "platform": ["cli", "cross-platform"], "pushed_at": "2026-01-28T08:51:42+00:00", "repo": "zed-0xff/zsteg", "stars": 1617, "tags": ["steganography", "ctf", "png", "bmp", "lsb", "ruby-gem", "forensics"], "topics": [], "urls": [], "use_cases": ["detect hidden data in png images", "find lsb steganography in bmp files", "solve ctf stego challenges", "extract hidden strings from image files", "check if an image contains steganographic payloads", "identify openstego or camouflage hidden data"], "what_it_is": "zsteg is a Ruby CLI tool that detects steganography-hidden data in PNG and BMP images, including LSB steganography, zlib-compressed payloads, and data hidden by tools like OpenStego and Camouflage. It supports fine-grained extraction parameters for channels, bit order, and pixel iteration order.", "when_to_avoid": ["you need steganalysis for JPEG or other formats", "you need a GUI steganography tool", "you require a maintained project with an explicit license"], "when_to_choose": ["you need a quick command-line stego detector for PNG/BMP", "you are solving CTF forensics challenges involving images", "you want tunable LSB extraction with channel/bit/order control"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/zsteg", "repo": "zed-0xff/zsteg", "role": "main", "score": 61}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:12.032104+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:49:59.470532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "ecf09071c7cb924fd74271012b1ee55efc552504aecdbd43792cfa37d99662a1", "fetched_at": "2026-08-28T04:05:12.032104+00:00", "kind": "readme", "missing": false, "url": "https://github.com/zed-0xff/zsteg"}, {"content_hash": "b9a8ae01d433bb1a4513243e9392526b0592df85fddcdd845d898f42d91b49f0", "fetched_at": "2026-08-29T11:22:21.665292+00:00", "kind": "homepage", "missing": false, "url": "http://zed.0xff.me"}, {"content_hash": "42c2195d5fc374fb5aca77573f1f079d6ec59e146a9feb82c1b39d8ced1c4d1b", "fetched_at": "2026-08-29T11:22:21.669557+00:00", "kind": "site_page", "missing": false, "url": "http://zed.0xff.me/pages/cv"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 64, "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": 4987, "days_push": 217, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 61, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}