Citation validation, message classification, and governance checks
Core schemas, sanitization, and error handling for Charter Kit
Charter CLI — repo-level governance toolkit
Give me a string and I'll tell you if it's a valid npm package name
API surface extraction: routes (Hono/Express) + D1 SQL schema
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TypeScript definitions for validate-npm-package-name
Check if a buffer contains valid UTF-8
Loosely validate an event.
Validates whether a string matches the production for an XML name or qualified name
Email address and domain validation
Email address and domain validation
User validations for npm
GitHub Actions adapter for Charter governance checks
Offline HTML5 validator and linter
Give me a string and I'll tell you if it's a valid npm package license string
Heuristic change classification (SURFACE/LOCAL/CROSS_CUTTING)
Drift scanner — detects codebase divergence from governance patterns
Validate identifier/keywords name
Git trailer parsing, commit risk scoring, and PR validation
Check if a string is SVG
Shared type definitions for the Charter Kit
cron-validate is a cron-expression validator written in TypeScript.
Object schema validation