Removes Content-Disposition: attachment HTTP header to allow view files instead of downloading them. Extension icon acts as toggle. Removes Content-Disposition: attachment HTTP header to allow view files instead of downloading them. Sometimes you want to see files in Firefox inline, but Firefox started to download it. This is quite irritating. This extension relaxes this behavior. Extension icon acts as quick toggle on/off. Source code: https://github.com/Racle/undisposition Original extension: Undisposition: https://chrome.google.com/webstore/detail/undisposition/hjfncfijclafkkfifjelofbeclipplfi Original code: https://github.com/cielavenir/ctouch/tree/master/undisposition Issue this fork is based on: https://github.com/cielavenir/ctouch/issues/1 (Thanks to GianPaolo70!) Original description (from chrome extension): Remove Content-Disposition: attachment HTTP header. Sometimes you want to see files in Chrome inline, but Chrome started to download it. This is quite irritating. This extension relaxes this behavior. Changelog: Version 0.0.8 Version bump to keep up with chrome extension version Version 0.0.7 New permission required: The "tabs" permission is used to access tab URLs in order to display per-tab badge indicators showing whether the extension is active or disabled on the current domain.

Added allowlist mode as alternative to blocklist
Added per-tab badge indicator: blue (active), gray (skipped), pink (disabled)
Smart Content-Disposition handling: preserves header for binary types like zip, rar, exe
Added modern image format support: webp, avif, apng, svg
Rewrite text/csv Content-Type to text/plain for inline display
Default blacklist seeded with googleusercontent.com on first install
Modernized settings page with card layout, segmented control, and save toast
Improved URL parsing for file extension detection

Version 0.0.6: Blacklist bugfix Version 0.0.5: Manifest V3 support. Added blacklist support. Right click Undisposition icon => Settings to set domains to blacklist.

Racle

Published Firefox add-on:

Undisposition [Racle fork]