Dokall — Free Online Dev Tools
Dev tools that work. 21+ free utilities for developers — JSON formatter, JWT debugger, hash generator, UUID generator, proxy checker, and more. No signup required. Everything runs in your browser.
All Developer Tools
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Developer
- Array ToolsConvert a text list to JS, Python, PHP, Perl, SQL IN, and JSON arrays.
- JSON FormatterFormat, validate, and minify JSON.
- JS BeautifyFormat and beautify JavaScript, CSS, and HTML code.
- Curl to CodeConvert cURL commands to JavaScript, Python, Go, PHP, Rust, and more.
- Scrollbar CustomizerCustomize scrollbar colors and size, then copy the CSS.
- Crontab ExplainerParse cron expressions with human-readable text and next run times.
- Proxy CheckerCheck a proxy list with auth — IP:PORT:USER:PASS or USER:PASS@IP:PORT.
- What is my IP?See your public IP and network details.
- Crypto PricesLive BTC, ETH, SOL, BNB and international gold & silver spot prices.
- UUID GeneratorGenerate UUIDs in v4 (random) or v7 (time-ordered) format.
Security
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Why Dokall?
Dokall is a collection of free online developer tools built for speed and simplicity. Format JSON, decode JWTs, generate UUIDs, check proxies, convert cURL to code, and much more — all without creating an account or installing software.
Every tool runs client-side in your browser whenever possible, keeping your data private. Bookmark Dokall for quick access to the dev utilities you reach for every day.