A Swift Payment message validator built from Swift Standard rules
Converted SWIFT's prose rules to executable Python when MyStandards is clunky.

Catches leaked private keys before Cloudflare rejects your crawler.
Crawler operators and infrastructure engineers implementing Web Bot Auth
Cloudflare Bot Management · letsencrypt-checker
No data is stored after the keycheck. You can validate your http-message-signatures-directory and ensure you are web bot auth compliant.
Converted SWIFT's prose rules to executable Python when MyStandards is clunky.
Type-narrowing assertions that Jest and Vitest's expect() can't provide.
Production-grade router from Liveblocks; mandatory auth and zod validation, not bolted-on.
Yet another AI skill registry when LangChain Hub and Flowise already exist.
Finally, a drop-in Go HTTP client that actually blocks cloud metadata SSRF by default.
Implements real WebAuthn/passkey support plus OTP and HTTP-only cookie session validation, and exposes JWKS and token endpoints — plus an npx create-seamless scaffold and Docker Compose so you can stand up the stack in minutes. The repo deliberately focuses on the auth engine (no admin UI or hosted control plane), which makes it easy to audit and integrate; still, the space is crowded with Ory/Keycloak/Supabase, so this is best if you specifically want a lean, self-hostable passwordless core.