Privacy First

Fast browser tools that respect your privacy

No backend. No accounts. No cloud uploads. Most tools run entirely on your device.

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Showing 39 of 39 tools

Development

HTTP
SimplePostman A reduced HTTP client to build requests, generate cURL and inspect responses in the browser. External API
UUID
UUID and random key generator Generate UUID v4 values and random strings with Web Crypto, fully local in the browser. 100% local
PASS
Password and passphrase generator Create passwords and secure passphrases without storing data or making network calls. 100% local
YAML
YAML formatter and validator Validate, format and convert YAML and JSON locally in your browser. 100% local
64
Base64 encoder & decoder Encode plain text to Base64 and decode it locally in your browser. 100% local
CODE
HTML/CSS/JS formatter Format and minify code snippets locally. 100% local
CSV
CSV parser & converter Preview CSV and convert it to JSON, Markdown or HTML. 100% local
API
cURL builder Generate HTTP requests and code snippets. 100% local
COLOR
CSS color converter Convert HEX, RGB, HSL, HWB and CSS color names. 100% local
DIFF
Visual text diff checker Compare two texts locally with line and word-level visual differences. 100% local
{}
JSON viewer & formatter View, validate and format JSON locally. 100% local
JWT
JWT decoder Decode JWT tokens locally in your browser. 100% local
MD5
MD5 generator Generate MD5 hashes in the browser. 100% local
SQL
SQL formatter Format, minify and export SQL queries locally. 100% local
TIME
Timestamp & timezone converter Convert Unix timestamps, ISO dates and time zones. 100% local
ENC
URL encoder & decoder Encode URLs and query parameters. 100% local
URL
URL inspector Analyze URLs for developers. 100% local
XML
XML formatter & validator Format, validate and minify XML locally. 100% local

Images

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Text & writing

Finance