Screenshots

Description

Manage browser requests Modify the request, include request headers, response headers, redirect requests, and cancel requests. It's 100% FREE, no ADs, no data collection. If this extension does not have the language you want, you can help us translate this extension on Transifex: https://www.transifex.com/sytec/header-editor/ A tool that help you to migrate from some similar extension to Header Editor: https://migrate-to-he.firefoxcn.net/