WCAG Ratio
Calculate contrast ratios and check WCAG accessibility
Palette Forge
Build 5-colour palettes with harmony rules and CSS export
Code Fmt
Beautify and format JSON HTML CSS or minified JavaScript
Latency Mon
Monitor URL response latency with a live sparkline chart
Compare Text
Paste two texts and see added removed and unchanged lines
TFxCPro Athletic.net Importer
Import rosters, meet results, and schedules from Athletic.net directly into TFxCPro.
Eye Dropper HEX RGB HSL
Sample colors from any webpage and copy HEX RGB or HSL
QR Gen
Generate a QR code for any URL or text and download it
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CSS Units
Convert px rem em vw vh between CSS unit types live
Sitemap XML Validator
Open any sitemap XML URL in Firefox and this add-on detects it automatically — or paste a URL manually. Validates XML structure, checks every <loc> URL for HTTP status, and exports a full CSV report. No account required.
HTML from MD
Transform Markdown into styled HTML and export to clipboard
Num Facts
Enter a number to see its mathematical properties and facts
Declutter
Remove distracting elements and apply reading CSS styles
Grad Text
Generate CSS gradient text with live preview and copy
Vision Mode
Simulate deuteranopia protanopia tritanopia on any page
ArchivioMD Verifier
Automatically detects and cryptographically verifies content integrity on sites using the ArchivioMD WordPress plugin confirming hashes, signatures, and timestamps.
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Sovendus Integration Tester Beta
Use this extension to verify if your SovendThis extension can be used to verify if your Sovendus Voucher Network or Checkout Benefits integration is setup properlyus integration is setup properly
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Green Web
Check if current site is hosted on green energy servers
IP Lookup
Look up any IP address for ISP country city and timezone
