Website Technology Detector
Reveal the full tech stack behind any website — frameworks, CMS, servers, analytics, CDNs & security headers.
Enter any website URL to start
Detects CMS, frameworks, servers, analytics tools, CDNs, and security headers. Works on any public URL.
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SSL Certificate Checker
Instantly inspect any domain's SSL/TLS certificate. View issuer, expiry dates, Subject Alternative Names (SANs), certificate type (DV/OV/EV), security score, TLS protocol & cipher suites, SHA fingerprints, and a full certificate chain — all free and server-side.
Color Converter
Convert color codes between HEX, RGB, HSL, HSV, and CMYK formats. Adjust interactive sliders in real-time, generate color harmonies, verify WCAG readability contrast, simulate color blindness, and inspect tints & shades.
Gradient Generator
Create beautiful CSS and Tailwind gradients. Customize colors, add multiple stops, choose linear, radial, or conic styles, and access advanced options like image export (PNG/SVG) and repeating gradients.
Markdown Previewer
An interactive, side-by-side editing suite designed to write and review Markdown prose. Watch your raw text convert to fully rendered HTML code in real-time, making it perfect for perfecting GitHub repositories and project READMEs.
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In today’s fast-paced digital world, efficiency is everything. ToolsTrek is your go-to platform for seamless online utilities designed to simplify and optimize everyday digital tasks. Whether you need to instantly shorten URLs, generate custom QR codes, calculate essential metrics, or automate various processes, our powerful suite of tools ensures that you accomplish more with minimal effort.
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