Merge duplicate Google Calendar events into one rainbow
Event merge for duplicate cal events on Google Calendar to appear as one rainbow gradient and adds weekend background color.
As of May 2026, Merge duplicate Google Calendar events into one rainbow has 4,000 users and a 4.42/5 rating from 19 reviews in the Workflow & Planning category.
Usersno change0%
4.0K
4,000
Ratingup 0.5 percent+0.5%
4.42
19 reviews
Reviewsdown 5.0 percent−5.0%
19
Version
2.4.1
Manifest V3
History
1 snapshotsTracking since May 2, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| May 2, 2026 | 4.0K | 4.40 | 20 | 2.4.1 |
| Now | 4.0K | 4.42 | 19 | 2.4.1 |
Permissions & access
- Permissions
- None declared
- Host access
- https://calendar.google.com/*
Screenshots
About
Free Chrome extension to cut the clutter when families or teams use calendar sharing and the same event appears multiple times. Also removes duplicates displayed by being invited at multiple email addresses. 📅📅 → 📅 merges duplicate Google Calendar events into one rainbow of the individual calendar colors 🟦 makes weekends great again - with cool blue background colors 🗓 new event box & mini calendar views also get cool blue weekends 🌗 tuned for device Dark mode, Dark Reader compatible 💻 works only in your browser and does not modify events 🚫 doesn't show ads and doesn't send user data anywhere 🌼 open source: https://github.com/coedit/gcal-rainbow-surf Like it? Please rate it! Do you have ideas for new calendar enhancements or see an issue? Start a discussion: https://github.com/coedit/gcal-rainbow-surf/discussions/categories/ideas Passion project – curated by @ezdub – dedicated to @illstylist With code by @imightbeAmy @karjna @rubenpoppe @msteffen @TraumaER @ezdub art copyright ©2021 @ezdub
Technical
- Version
- 2.4.1
- Manifest
- V3
- Size
- 1.77MiB
- Min Chrome
- 88
- Languages
- 3
- Featured
- Yes
Metadata
- ID
- bdamkdibjdpgnpfpkbelkdngdcbbaeog
- Developer ID
- u7f752d5c22a0d4abee2083c58c6b73b1
- Developer Email
- [email protected]
- Created
- Sep 11, 2021
- Last Updated (Store)
- Mar 18, 2025
- Last Scraped
- May 31, 2026
- Website
- coedit.email
- Privacy Policy
- https://coedit.email/privacy/
Similar extensions
Alternatives to Merge duplicate Google Calendar events into one rainbow, ranked by description similarity.
Cal Merge for Google Calendar™
Chrome extension that visually merges the same event on multiple Google Calendars into one event.
10.0K
★ 4.4
Event Merge for Google Calendar™ (MV3)
Chrome extension that visually merges the same event on multiple Google Calendars into one event. Updated for Manifest V3.
1.0K
★ 4.8
Multiple Calendars Selector for Google Cal
Allows you to quickly display just the group of calendars that you want (on Google Calendar).
4.0K
★ 3.9
GCalPlus
Extra Options for Google Calendar
60.0K
★ 3.9
PaintCal
Add custom colors to Google Calendar events with auto text contrast
123
★ 5.0
More Colors for Calendar!
Adds more colors to Google Calendar!
70.0K
★ 2.4
Add More Colors to Calendar
Enhance your Google Calendar with a Chrome extension that adds custom colors to each event for a personalized, organized schedule.
5.0K
★ 3.4
Orange Calendar
Quick access to your productivity calendar with weather and inspiration.
3
Data sourced from the Chrome Web Store · last verified May 31, 2026.