Dev tools that
just work.
Format, convert, validate and generate — 15+ utilities that run entirely in your browser. No server. No tracking.
15+
Free Tools
0ms
Server Latency
100%
Browser-Based
Featured Tools
Get started with our most popular developer utilities. All tools run 100% in your browser.
JSON Formatter
Format, validate, minify, and search JSON with tree-view & TS type generation.
JavaScript Formatter
Format, validate, beautify, and minify JavaScript code with syntax highlight.
JSX to TSX Converter
Convert legacy React JSX to typescript TSX with component prop type inference.
JavaScript to TypeScript Converter
Convert JavaScript code to TypeScript with smart type annotation inference.
Word Counter
Count words, characters, sentences, lines, and reading time of your text.
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Built different.
No bloat. No accounts. No compromises on privacy or speed.
Instant. No Latency.
Every tool runs entirely in your browser. No round-trips, no spinners, no waiting.
Zero Data Storage
Your data never leaves your device. We don't log, store, or sell anything.
Always Free
No paywalls, no sign-ups, no usage limits. Just open the tool and go.
Live Auto-Format & Transpile
Format, minify, and convert between languages in real-time as you type, with instant hot-reloaded compiler updates.
Precise Syntax Error Mapping
Catch bugs instantly with browser-side validators that pinpoint the exact line, column, and context of syntax violations.
Code Search & AST Tuning
Locate nested structures using deep search filters, change indentation widths, and fine-tune parser settings.
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