Free Developer Utilities
Privacy-first, client-side tools running 100% in your browser. Zero tracking of sensitive data or secrets.
New Release
v1.0
Webhook HMAC & Signature Debugger
Test and calculate webhook signatures for Stripe, GitHub, Shopify, Slack, and Svix using in-browser Web Crypto API.
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Active
v1.0
AGENT.md & Repo Rules Architect
Configure standardized rules, guardrails, and conventions for Cursor, Claude Code, and Antigravity.
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Active
v1.0
AI Code Diff & Hallucination Auditor
Audit AI-generated code snippets to catch swallowed exceptions, hardcoded secrets, and unsafe type escapes.
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