Guides / Development
Best free developer tools (on this network)
A curated shortlist of free utilities developers actually open daily.
Updated 24 August 2026
Daily drivers
- JSON Formatter for API payloads
- JWT Decoder for inspecting tokens (never trust without verification)
- Regex Tester for quick pattern checks
- Hash Generator for checksums
- UUID Generator for IDs
Why browser-local tools
Your data stays on the device. That is faster and safer for drafts and secrets-adjacent debugging — still never paste production secrets into random websites.
Related tools
- JSON Formatter — Format, validate, minify and beautify JSON instantly in your browser.
- JWT Decoder — Decode JWT header and payload locally. Does not verify signatures.
- Regex Tester — Test regular expressions against sample text with live match highlights.
- Hash Generator — Generate SHA-256, SHA-384, or SHA-512 hashes from text in the browser.
- UUID Generator — Generate UUID v4 identifiers for apps, databases, and APIs.