Tools that respect you
23 developer and power-user tools that run entirely in your browser. No ads, no accounts, no limits. Your files and inputs never leave your device.
Ctrl K
Crypto
Data
Dev
Generators
Images
Network
QR
Testers
Text
- Base ConverterBinary, octal, decimal and hex with a bitwise visualiser.
- Case ConvertercamelCase, snake_case, kebab-case, Title Case and URL slugs.
- Escape / UnescapeJSON, HTML entity, regex, shell and URL escaping.
- Figlet ASCII BannerRender text as ASCII banner art in a choice of classic FIGlet fonts.
- Line ToolsSort, deduplicate, reverse and shuffle lines of text.
- Unicode PickerSearch and copy symbols, arrows, maths and HTML entities.
Time
- Cron ParserBuild expressions, read them in English, preview the next ten runs.
- Discord TimestampsGenerate tags that render in every reader's own timezone.
- Duration CalculatorAdd and subtract clock times and durations.
- Epoch ConverterConvert unix timestamps to and from human-readable dates in any time zone.
- Week & Day NumbersISO week, day-of-year and quarter lookups.