Toolbox
Free tools
Free, privacy-first tools for everyday integration work. Everything runs in your browser or through a stateless proxy — we never store your data.
EDI Validator
Validate EDIFACT & X12 files and check envelope integrity — right in your browser.
REST API Tester
Send requests to any REST endpoint and inspect the status, headers and body.
API Speed Test
Measure an endpoint's response time over multiple runs — min, average, median and p95.
JSON Formatter & Validator
Format, minify and validate JSON — with the exact error position. Runs in your browser.
CSV ⇄ JSON Converter
Convert between CSV and JSON both ways, with quoted-field handling. In your browser.
Cron Expression Helper
Decode a cron expression and see the next run times. Runs in your browser.
JWT Decoder
Decode and inspect a JSON Web Token — header, payload and expiry. In your browser.
XML Formatter & Validator
Format, minify and check XML for well-formedness. In your browser.
Timestamp Converter
Convert between Unix timestamps and human dates, both ways.
Base64, URL & UUID
Encode/decode Base64 and URLs, and generate UUIDs. In your browser.
Webhook Tester
Get a temporary URL, send a webhook to it, and see the request live. Ephemeral.
File Inspector
Preview and validate CSV, XML and JSON files, in your browser.