Every debugging tool,
one search away.
A fast, local-first toolkit for developers. Paste a URL, JSON, JWT, or cURL and jump straight to the right tool.
All tools
19 local-first developer utilities
API WorkbenchFlagship REST client with collections, auth, environments, imports, and response inspection.
JSON ToolsFormat, validate, repair, and inspect JSON payloads without sending data to a server.
JWT DecoderDecode and inspect JSON Web Token claims during auth debugging.
Base64Encode and decode Base64 strings and files.
HTTP StatusReference HTTP codes and response meanings while debugging requests.
Hash GeneratorGenerate SHA hashes locally in the browser.
Regex TesterTest regular expressions with live matches.
URL EncoderEncode, decode, and inspect URLs and query strings.
Fetch LoggerLive in-page panel that records every fetch request and response — try it live, then drop it into your own app.
Code DiffCompare snippets during review and debugging sessions.
HTML ToolsEdit, format, preview, and export HTML.
CSS ToolsMinify, beautify, and validate CSS.
Markdown PreviewWrite and preview Markdown content.
Color PickerPick, convert, and inspect color values.
Icon FinderSearch icon libraries for UI assets.
Database QueryRun SQLite queries in a focused local workspace.
UUID GeneratorGenerate UUID v4 values in bulk.
Timestamp ConverterConvert Unix, ISO, UTC, and local dates.
Password GeneratorGenerate strong local passwords with length, symbol, ambiguity, copy, and strength controls.