FastDevTools
FastDevTools is a browser-based suite of web utilities providing client-side data processing for secure…
Jby Jinit ShahLaunchedMar 20, 2026
StatusOnline
PricingFree
PlatformsWeb
About FastDevTools
FastDevTools provides you with a comprehensive suite of free online developer tools designed for speed and security. You can access essential utilities like a JSON formatter, Base64 encoder, URL encoder, and epoch converter directly in your browser. Because all processing is 100% client-side, your data never leaves your machine, ensuring maximum privacy and security for your development workflow.
What you can do with it
- Format, validate, and diff JSON data
- Encode and decode Base64 and URL strings
- Convert Unix timestamps and number bases
Who it's for
Developers who need quick client-side data processing utilities in the browser
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