Developer Utilities, Regex Testers & Data Converters

Convert JSON to CSV and CSV back to nested JSON structures securely in browser memory. 100% private client-side translation.

Convert text script word counts into estimated speech duration, or calculate target word counts for time-capped presentations.

Compare your resume against job postings to find missing keywords and calculate ATS match scores 100% privately in browser memory.

Audit text readability live with Flesch Reading Ease, Flesch-Kincaid Grade Level, and Gunning Fog Index.

Generate custom high-resolution QR codes for URLs, WiFi networks, and vCard contacts with PNG and SVG vector downloads.

Test and debug regular expressions instantly with live colored highlighting and plain-language pattern explanations.

Extract up to 8 beautiful dominant colors from any image. Analyze WCAG contrast compliance and export custom CSS/Tailwind configurations.

Measure real-time download Mbps, upload Mbps, ping latency, and jitter free with no ads or tracking.

Count words, characters, sentences, paragraphs, and estimated reading times. Get live warning notifications for popular social post limits.

Generate cryptographically secure passwords locally with precise entropy calculations and customizable pools.