Add a custom search engine to the list of available search engines in the search bar and URL bar.
Manifest V2
- By:
- Tom Schuster
- Daily users:
- 9,843+ 59
- Rating:
- 4.74 (473)
1 new ratings
- Version:
- 5.0 Last updated: 2025-03-31
- Version code:
- 5920470
- Creation date:
- 2018-07-30
- Risk:
- Moderate risk impact Moderate risk likelihood
- Permissions:
- https://paste.mozilla.org/api/
- https://dpaste.org/api/
- search
- https://paste.mozilla.org/api/
- Size:
- 67.45K
- URLs:
- Website ,Privacy policy
- Full description:
- See detailed description
- Source:
- Firefox Browser Add-ons
- Updated:
- a day ago
User reviews
Pros
- Allows easy addition of custom search engines without manual XML editing.
- Simple and easy to use as intended.
- Supports adding search engines like SearXNG and DuckDuckGo Lite effectively.
- Long-standing, trusted add-on with consistent functionality over time.
Cons
- Occasionally stops working or breaks after browser/OS updates.
- Lacks an easy way to edit search engines once added, requiring re-adding to modify.
- Compatibility issues possibly related to recent operating system (Windows 11) or Firefox updates.
Recent reviews
by Tempdirz, 2025-05-14
by miro_ameno, 2025-05-02
by Kasander, 2025-04-26
Extension safety
Risk impact
Add custom search engine requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Request access to the following domains: {{requestedDomains}}
Risk likelihood
Add custom search engine is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** ******* ** *** **** * ******* *** ******* *** *** ** ****** ** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details
Compare add-ons
- Compare Add custom search engine vs Add custom search engine vip
- Compare Add custom search engine vs Custom Search Engines
- Compare Add custom search engine vs Search Engine Selection
Similar add-ons
Here are some Firefox add-ons that are similar to Add custom search engine:

Add custom search engine vip
Gamebaidoithuong.vegas

Custom Search Engines
vionya

Search Engine Selection
Gamebet

Search Engines Helper
Soufiane Sakhi

Premium Search Bar
Mozzila Flrefox

Custom New Tab URL
Mike Cunningham

Custom Search Engine
Ravi

Second Search Bar
Owen Laney

Localhost search HTTP
Irvirty
Popular extensions / apps
Here are some popular extensions / apps that you might be interested in:
Zomato: Food Delivery & Dining
Zomato
Glasp Web Highlighter: PDF & Web Highlight
https://glasp.co
Loom – Screen Recorder & Screen Capture
https://loom.com
Capital One Shopping: Save Now
https://capitaloneshopping.com
Brave Private Web Browser, VPN
Brave Software
Opera: Private Web Browser
Opera
Stands AdBlocker
https://standsapp.org
Microsoft Editor: Spelling & Grammar Checker
Microsoft Corporation
vidIQ Vision for YouTube
https://vidiq.com
Image downloader - Imageye
https://imageeyedownload.com
Cursor Helper - Custom Cursors
https://cursor-helper.com
Files by Google
Google LLC