Free developer tools
Fast browser utilities
Open a focused utility, paste or enter the value you need to work with, and get a result without an account or backend workflow.
Common developer workflows
- Format, validate, or minify JSON while debugging API payloads.
- Encode and decode Base64 text snippets locally.
- Generate strong random passwords for temporary credentials and testing.
- Keep simple utility work inside static browser pages.
Frequently asked questions
Are these developer tools free?
Yes. The tools are static browser utilities designed to be free to use.
Do they upload my input?
No. The developer tools process input locally in the browser unless a future page clearly states otherwise.
Why group these tools together?
They serve common technical utility workflows and share a clear Developer Tools search intent.
Can new developer tools join this group?
Yes. A new related developer utility should be added to this group page and linked from existing apps in the group.