browser-diagnostics

Free Firefox diagnostic and repair toolkit for Windows. Troubleshoot browser problems and review repair options.

Get a page diagnostics report in Chrome without uploading your browsing data.

HTTP header inspector with security-header highlighting (CSP, XFO, HSTS, X-Content-Type-Options, Referrer-Policy, Permissions-Policy). Next.js 15 MVP scaffold — CSP parser, Playwright rendering, iframe sim, AI explanations all still TODO. 8 tests incl. SSRF guard.

Free Brave browser diagnostic and repair toolkit for Windows. Troubleshoot browser issues and choose repairs.

Local environmental diagnostics tool for browser timing, graphics profiling, WebAssembly cryptography benchmarks, and consent-based screen-share observations

Browser environment and runtime diagnostics tooling with Python automation, schema validation, route checks, and guarded launch flows

Read-only-first macOS CLI to diagnose and safely repair Gemini in Chrome / Ask Gemini availability, Glic location mismatch, stale Variations cache, and embedded client network failures.