The best IP Toolbox. Check your IP address & geolocation, test IP for WebRTC and DNS IP leaks, run an IP quality check, browser fingerprint check, website availability check, network speed test, global latency test, MTR test, Whois search, and more.
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47,133 repositories indexed
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Firefox user.js for optimal privacy and security. Your favorite browser, but better.
finds publicly known security vulnerabilities in a website's frontend JavaScript libraries
The best way to build Electron apps with security in mind.
The Ultimate Boilerplate for Products.
Self-hosted, invisible CAPTCHA that detects AI agents driving real browsers. GDPR, WCAG 2.2 AA, and EAA: no cookies, no third-party data sharing, and no visual or audio puzzle. With a false-positive budget enforced in CI. Proof of work, drop-in for Turnstile and reCAPTCHA.
Cloverleaf is a free, open source app to replace your password manager without storing your passwords anywhere.
POMjs is a random password generator in HTML and pure Javascript with no cookies and no trackers. It has been translated into several languages.
Capture, inspect, and replay webhooks with 90-day history + signature verification. Built on Cloudflare Workers + D1.
A secure, client-side tool to broadcast a signed Bitcoin (BTC) transaction from an air-gapped wallet. Fetch UTXOs, regenerate QR codes, and submit raw hex transactions safely.