{"adoption": {"forks": 481, "observed_at": "2026-08-28T04:05:18.139270+00:00", "stars": 1657}, "canonical_url": "https://ross.abutalabs.com/products/rotp", "card": {"archived": false, "artifact_type": "library", "description": "Ruby One Time Password library", "domain": ["security", "developer-tools", "web-development"], "enriched": true, "function": ["auth", "cryptography", "security"], "health_score": 54, "homepage": "http://rubydoc.info/github/mdp/rotp/master/frames", "language": "Ruby", "license": "MIT", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["mdp/rotp"], "name": "mdp/rotp", "platform": ["ruby"], "pushed_at": "2025-11-24T21:17:25+00:00", "repo": "mdp/rotp", "stars": 1657, "tags": ["otp", "totp", "hotp", "two-factor-authentication", "rfc4226", "rfc6238", "google-authenticator"], "topics": [], "urls": [], "use_cases": ["add two-factor authentication to a ruby or rails app", "generate TOTP codes compatible with Google Authenticator", "verify HOTP one-time passwords per RFC 4226", "generate base32 secrets for user MFA enrollment", "implement time-based OTP login verification with drift tolerance"], "what_it_is": "A Ruby library for generating and validating one-time passwords (HOTP and TOTP) according to RFC 4226 and RFC 6238. It is compatible with Google Authenticator and other TOTP-based apps and is commonly used to add multi-factor authentication to web applications.", "when_to_avoid": ["you are building a new 2FA solution today and can use WebAuthn instead", "you need push-based or SMS-based multi-factor authentication", "you are not working in Ruby"], "when_to_choose": ["you need standards-compliant HOTP/TOTP generation and verification in Ruby", "your users authenticate with authenticator apps like Google Authenticator", "you want a small, mature, MIT-licensed gem with minimal dependencies"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/rotp", "repo": "mdp/rotp", "role": "main", "score": 47}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:18.139270+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:44:47.240455+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e41b7aa266797479e8655d8aa5033f8895659934858df1cd14a3d403d1f0699f", "fetched_at": "2026-08-28T04:05:18.139270+00:00", "kind": "readme", "missing": false, "url": "https://github.com/mdp/rotp"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 53, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5680, "days_push": 282, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 47, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}