Write validation once, use everywhere: Rust rules auto-generate JSON Schema + OpenAPI + TypeScript/Zod. WASM browser validation. Axum/Actix/Rocket adapters.
Enterprise domain security & intelligence platform — WHOIS, DNS, SEO, tech detection, subdomain takeover, API security scanning, and more
Server-side Web Authentication (WebAuthn) Relying Party (RP) API.
Easy to use ACME client library to issue, renew and revoke TLS certificates
ACME client library to issue, renew and revoke TLS certificates.
Type-safe, validated DNS domain names, hosts, and host addresses with IDNA/punycode support. Generic over storage (`String`, `Arc<str>`, `Vec<u8>`, stack-allocated `Buffer`, etc.) and `no_std`/`no-alloc` compatible.
Domain-specific refined types for the Rust and Stillwater ecosystem
Easy Validation of Either IP Addresses or Domains
Application runtime for systemprompt.io AI governance infrastructure. AppContext, lifecycle builder, extension registry, and module wiring for the MCP governance pipeline.
RFC 5321/5322/6531 email address parser, validator, and normalizer. Subaddress extraction, provider-aware normalization, PSL domain validation, anti-homoglyph protection.
RPZ file generator based on HTTP(S) URLs and local file paths entered into a config file.
A comprehensive validation library for Rust providing validators for email, URL, mobile phone numbers (150+ countries), credit cards, strings, numbers, and dates
Adds ActiveModel validation for domain format.
domain name validator includes JP domain
ActiveModel validations for domains with fully localization support.
Checks the validity of domain names.
domain name validator includes JP domain
Validates Email address domains using MX and A records, with caching and whitelisting.
Checks if the format of a domain name is valid.
domain name validator includes JP domain
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