{"adoption": {"forks": 225, "observed_at": "2026-08-28T04:04:45.234079+00:00", "stars": 1446}, "canonical_url": "https://ross.abutalabs.com/products/pico-fido", "card": {"archived": false, "artifact_type": "application", "description": "FIDO Passkey for Raspberry Pico and ESP32", "domain": ["security", "embedded-systems", "privacy", "developer-tools"], "enriched": true, "function": ["auth", "cryptography", "security", "embedded"], "health_score": 100, "homepage": "https://www.picokeys.com", "language": "C", "license": "AGPL-3.0", "license_family": "copyleft", "maturity": "active", "member_repos": ["polhenarejos/pico-fido"], "name": "polhenarejos/pico-fido", "platform": ["embedded", "iot", "cross-platform", "cli"], "pushed_at": "2026-08-26T03:04:29+00:00", "repo": "polhenarejos/pico-fido", "stars": 1446, "tags": ["fido2", "passkey", "webauthn", "u2f", "ctap", "totp", "hardware-authenticator", "raspberry-pi-pico", "esp32", "usb-security-key", "yubikey-compatible", "firmware", "otp", "hmac-secret", "resident-keys"], "topics": ["cryptography", "fido", "fido-u2f", "fido2", "firmware", "raspberry-pi-pico"], "urls": [], "use_cases": ["turn a Raspberry Pi Pico into a FIDO2 security key", "hardware-backed passkey for passwordless login", "two-factor authentication with a cheap USB token", "store TOTP and OATH codes on a physical device", "WebAuthn authenticator for browser sign-in", "backup and export passkeys between devices", "hardware-backed SSH and email signing alternatives"], "what_it_is": "Open-source firmware that turns a Raspberry Pi Pico (RP2040/RP2350) or ESP32-S3 microcontroller into a FIDO2 passkey authenticator, supporting CTAP 2.3, WebAuthn, U2F, OATH/TOTP, and vendor extensions like vaulted credential export. It is part of the PicoKeys ecosystem and is licensed under AGPL-3.0.", "when_to_avoid": ["you need a general-purpose smart card, HSM, or OpenPGP token - use Pico HSM or Pico OpenPGP instead", "you require the strongest hardware protection on RP2040, which lacks Secure Boot/OTP key storage", "you need a commercial license without AGPL-3.0 source disclosure obligations", "you want a plug-and-play product rather than flashing firmware yourself"], "when_to_choose": ["you want a FIDO2/U2F authenticator on a $4 microcontroller instead of a commercial YubiKey", "you need discoverable credentials, PIN verification, and OATH/TOTP in one device", "you want open-source, auditable firmware for your security key", "you need credential export/import via Pico Vault or backup with 24 words"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/pico-fido", "repo": "polhenarejos/pico-fido", "role": "main", "score": 95}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.234079+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:36:11.310780+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3c94a8898074dbe8ae83477dc1b09a8e1e58e99abe3f4cf436387991a1dad033", "fetched_at": "2026-08-28T04:04:45.234079+00:00", "kind": "readme", "missing": false, "url": "https://github.com/polhenarejos/pico-fido"}, {"content_hash": "609a56c649fd4b7bf74ce14d503b45e3ebe10c46580d2181d90d068d172512b7", "fetched_at": "2026-08-29T11:46:04.132773+00:00", "kind": "homepage", "missing": false, "url": "https://www.picokeys.com"}, {"content_hash": "1e2bc3f66488de061e8d66e6849238151cfb525b073649b4664c1a4b9eab9ca9", "fetched_at": "2026-08-29T11:46:04.136190+00:00", "kind": "site_page", "missing": false, "url": "https://www.picokeys.com/getting-started"}, {"content_hash": "7939af5f0585cb4a4ba1594fc2cb7b6b295fd62f30fbd391ab918e9408409d5f", "fetched_at": "2026-08-29T11:46:04.138244+00:00", "kind": "site_page", "missing": false, "url": "https://docs.picokeys.com"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 87}, "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": 1463, "days_push": 7, "days_rel": 10, "gap_med": 57.5, "n_releases_24m": 9}, "score": 95, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}