https://github.com/montasim/devtools

A comprehensive suite of 30+ free developer tools for formatting, validating, generating, and transforming data. All tools run entirely in your browser.

api-request-builder base64-encoder-decoder cors-checker curl-converter developer-tools devtools hash-generator html-entity-encoder json-formatter json-validator markdown-previewer password-generator qr-code-generator regex-tester url-encoder websocket-tester

Last synced: 02 Jun 2026