Tools

Things I got tired of googling, so I built them once and kept them here. They all run in your browser — no upload, no account, no logging. Turn off your connection and they keep working.

• JSON FormatterBeautify, minify and validate JSON — with the exact line and column when it breaks.
• Convert CaseSwitch text between UPPER, lower, Title, camelCase, snake_case, kebab-case and more.
• Text DiffCompare two blocks of text side by side and see exactly what changed.
• Hash GeneratorMD5, SHA-1, SHA-256 and SHA-512 — plus an honest reverse lookup for MD5.
• Epoch ConverterUnix timestamps to human dates and back, in any timezone.