Stop switching between browser tabs. DevTools brings 38 essential developer utilities into one fast, native Mac app — accessible in under a second with Cmd+K.
— DEVELOPER ESSENTIALS —
HTTP API Client — Send requests with custom methods, headers, and body. Inspect responses with syntax highlighting.
Regex Playground — Test patterns, inspect capture groups, preview replacements in real time.
Text Diff — Compare two texts line by line with unified view.
JSON Path Query — Navigate JSON with dot paths and [index] syntax.
Code Minifier — Strip whitespace from JSON, XML, HTML, and JavaScript.
— FORMATTERS —
JSON Formatter — Beautify, minify, and validate JSON instantly.
XML Formatter — Prettify XML with proper indentation.
JS Beautifier — Format and clean up JavaScript code.
Markdown Preview — Side-by-side source and live rendered preview.
— HASH & ENCODING —
Hash Generator — MD5, SHA-1, SHA-256, SHA-512, bcrypt.
JWT Encoder/Decoder — Decode and inspect JSON Web Tokens.
Base64 Encoder — Encode and decode text or files.
URL Encoder — Encode/decode URL components.
HTML Encoder — Escape and unescape HTML entities.
— NETWORK & WEB —
DNS Lookup — Query A, MX, TXT, CNAME, and NS records.
WHOIS Lookup — Domain registration and ownership details.
IP Address Lookup — Geolocation and network metadata for any IP.
HTTP Status Checker — Look up any HTTP status code with descriptions.
User Agent Generator — Generate and parse browser user agent strings.
WebSocket Client — Connect, send messages, and view live logs.
TLS/Certificate Inspector — Inspect SSL/TLS chain and trust details.
Network Diagnostics — Test connectivity and resolve network issues.
— CONVERTERS —
XML to JSON — One-click conversion with attribute support.
CSV Viewer / CSV to JSON / JSON to CSV — Import, preview and convert tabular data.
YAML Formatter / YAML to JSON — Work with YAML configs effortlessly.
— SYSTEM & UTILITIES —
ID Generator — UUID v4, ULID, and Nanoid in batch.
Password Generator — Cryptographically secure passwords.
Timestamp Converter — Unix epoch to human-readable date.
Unit Converter — Length, weight, temperature, and more.
File Size Calculator — Convert between KB, MB, GB, TB.
Crontab Generator — Build and validate cron expressions visually.
Color Converter — HEX, RGB, HSL with live color picker.
cURL to Code — Convert curl commands to TypeScript, Python, Swift, and more.
Image Format Converter — Convert between PNG, JPEG, WebP, and more.
— WHY DEVTOOLS —
Native Mac app — no Electron, no browser, no overhead.
Command+K quick launch — find any tool in under a second.
Works fully offline — no account, no telemetry, no internet required.
One window — stop context switching between 10 different websites.