Stop juggling 59 dev tools you pay for — this is one free browser suite, $0 forever, no signup.
Antigravity Tools is a free collection of 59 browser-based developer utilities built in vanilla JS. No React, no build step, no server, no telemetry — just open and use.
1. Head to the Antigravity Tools site in any modern browser (Chrome, Edge, Firefox, Safari).
2. Pick any of the 59 utilities — JSON formatter, regex tester, base64 encoder, color tools, and dozens more.
3. Paste or type your data straight into the page; results render instantly with no upload.
4.
💡 One tab replaces a stack of paid web tools, works offline, and your code stays 100% private on your machine.
🔗 https://dev.to/yuvaraj_radhakrishnan_224/i-built-59-free-browser-based-dev-tools-in-vanilla-js-heres-what-i-learned-5bn1
#AI #Windows #FreeTools
💬 Which one are you trying first? Tell us below
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September 5, 2026 586 1
