YL

YvonLabs security tools & open source

Small tools, serious intent. Security and privacy software built for people who pay attention to what runs on their machines.

Projects
IVAR open source
Open source threat intelligence dashboard for security teams. Pulls from public feeds across the US and EU, filters signals against your declared tech stack, and surfaces what actually requires your attention.
HeaderCheck chrome extension
Browser extension that inspects HTTP response headers and produces a weighted privacy and security score. Designed for developers, auditors, and privacy professionals.
ToastKit chrome extension
Chrome extension for targeted site resets. Clears cookies, cache, storage, service workers, and permissions for a single domain without affecting your entire browser. Built for QA, debugging, and privacy cleanup.