Adds a drop down to the top right area of the source code viewer that lets you select the render size for tabs.
Also works for gists.
Overrides .editorconfig if one exists in the project! (Yes, GitHub supports .editorconfig indent size)

GitHub Tab Render Size Firefox Add-on
GitHub Tab Render Size is a Firefox add-on that extends the functionality of GitHub by providing a convenient way to adjust the render size of tabs in the source code viewer. It also supports gists and can override any existing .editorconfig settings in the project.
Add-on stats
Source: Firefox Browser Add-ons
User reviews
by 远离中共邪教快退出党团队, 2025-03-08
I cannot find the tab render size box. The description now says it puts a red border on all pages that match mozilla.org, but it doesn't do that, either.
I need an addon that will shrink my tabs so I don't have to scroll around to find them. This does not seem to do that.
by Veronica, 2023-05-07
Add-on safety
Risk impact
GitHub Tab Render Size requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Request access to the following domains: github.com
- High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
GitHub Tab Render Size may not be trust-worthy. Avoid installing if possible unless you really trust this publisher.
Risk likelihood analysis details
- High This extension website URL may be invalid
- High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
- Medium **** ********* *** *** **** *******
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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