Oct 1, 2026
22 offline developer tools for JSON, Base64, JWT, regex, QR, and more. Download the latest version of DevToolKit: Developer Tools 1.0.4 to enjoy new features and updates immediately!
• Regex tester no longer freezes on slow patterns and highlights every match
• JSON formatter reports errors with line and column and keeps numbers exactly as written
• JWT decoder no longer calls an expired token valid
• Timestamps accept time zone offsets and fractional seconds
• Base64 image encodes the original file, and large results can be shared as a file