From QASignoff
A small tool for quality work.
Use it on its own—or as part of the Signoff Studio workflow.
Featured tool
JSON Formatter
Beautify, minify, and validate JSON in your browser. Nothing stored.
JWT Decoder
Decode JSON Web Tokens
Paste a Bearer token, inspect header and payload, and see expiry in your browser. Nothing stored.
Env Diff
Staging vs prod .env
Compare two env files in your browser. Missing keys, masked secrets, DEBUG in prod. Nothing stored.
JSON Diff
Compare two JSON files
Structural side-by-side diff that runs entirely in your browser.
Compare
Paste. Compare. Know.
JSON, XML, YAML, CSV, and text side by side in your browser. Nothing stored.
Signoff Studio
Compare here. Keep the rest in one workspace.
Collections, runners, and sign-off—without switching tools.
Looking for the product? Explore Signoff Studio.