Styles GitLab merge buttons with red background, yellow text, and warning emojis to prevent accidental merges
Users
7
−2 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
−1 in 30 days
Store rank
#219K
#183K among extensions
Version
1.0.0
updated 12 Feb 2026
Users
monthly, 8 months
Latest, 16 Oct 2026:7 usersMove the mouse over the chart for any month
Ratings count
monthly, 8 months
Latest, 16 Oct 2026:1 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Code Red - GitLab Merge Warning
# Code Red - GitLab Merge Warning
Transform your GitLab merge button into an attention-grabbing safety feature! This extension changes the merge button from blue to red with yellow text and warning emojis
(⚠️) to help prevent accidental merges.
## Features
🔴 Red background instead of blue - impossible to miss
💛 High-contrast yellow text for maximum visibility
⚠️ Warning emojis added before and after button text
🎯 Works on GitLab.com and self-hosted instances
🔄 Automatically detects dynamically loaded buttons
📝 Preserves original button text (e.g., "Merge", "Merge immediately", "Merge when pipeline succeeds")
## Why Use This Extension?
Accidental merges can cause problems in your development workflow. This simple visual enhancement makes the merge button impossible to ignore, giving you that extra moment
to double-check before merging.
## Privacy & Safety
✅ No data collection
✅ No tracking or analytics
✅ No network requests
✅ Open source code
✅ Only modifies button appearance locally in your browser
## Perfect For
- Developers who want extra caution before merging
- Teams working on critical production code
- Anyone who has accidentally merged a PR
- Organizations enforcing careful code review practices
Install now and never accidentally merge again!