Tools for Developers & IT Pros
68 toolsNetwork diagnostics, browser testing, and hardware validation tools. DNS lookup, IP analysis, system diagnostics, display calibration, and accessibility checking.
Bitwarden Converter
tools/bitwarden-converter.hint
Shamir Secret Sharing
tools/shamir-secret-sharing.hint
One-Time Secret Share
tools/one-time-secret-share.hint
PGP Key Generator
tools/pgp-keygen.hint
Sign PDF
tools/sign-pdf.hint
Verify PDF
tools/verify-pdf.hint
Text Formatter
All-in-one text formatter: 60+ operations for case conversion, cleaning, encoding, fancy text. Free, private, in browser.
Color Accessibility Checker
Pick two colors to check contrast ratio and colorblind visibility.
Colorblind Simulator
Upload an image to compare original and colorblind views side by side.
Keyboard Layout Converter
Convert between 12 keyboard layouts with auto-detection — QWERTY, Cyrillic, Korean, Arabic and more.
Typing Trainer
tools/typing-trainer.hint
BIN/CUE to ISO
tools/bin-cue-to-iso.hint
Sample Video Generator
tools/sample-video.hint
Sample Audio Generator
tools/sample-audio.hint
Dummy File Generator
tools/dummy-file-generator.hint
Test Image Generator
tools/test-image-pack.hint
Test PDF Generator
tools/test-pdf.hint
Sample Document Generator
tools/sample-document-pack.hint
Codec Sample Pack
tools/codec-sample-pack.hint
Corrupted File Generator
tools/corrupted-file-generator.hint
