Best alternatives to CORS Unblock (2026)
5 Chrome extensions that do a similar job to CORS Unblock, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
CORS Unblock today
CORS Unblock alternatives, compared
- 1
CORS Unblock
Temporarily unblock CORS for development and testing purposes
≈20K users4.2★ from 19 ratingsUpdated 4 months ago4 permissions- About 10× fewer users than CORS Unblock
- Updated more recently
- 2
CORS Unblock
Easily bypass CORS errors during development with a simple ON/OFF toggle.
≈2K users4.8★ from 80 ratingsUpdated 9 months ago5 permissions- About 100× fewer users than CORS Unblock
- Rated 0.8 stars higher
- Updated more recently
- Asks for more permissions (5 vs 4)
- 3
CSP Unblock
No more Content-Security-Policy limitations. This extension removes all CSP-related headers during website testing.
≈8K users4.0★ from 7 ratingsUpdated 9 months ago4 permissions- About 25× fewer users than CORS Unblock
- Updated more recently
- 4
KMF-Unblock
解除『考滿分』區域限制 A Chrome and Firefox extension that bypasses KMF's region restrictions.
≈50K users4.9★ from 56 ratingsNot updated for 2+ years2 permissions- About 4.0× fewer users than CORS Unblock
- Rated 0.8 stars higher
- Updated less recently
- Asks for fewer permissions (2 vs 4)
- 5
Anti-CORS, anti-CSP
Enable cross origin requests blocked by CORS or CSP. Disable CORS and CSP in selected hostnames, preserve security of other websites
≈5K users4.1★ from 15 ratingsUpdated 14 months ago3 permissions- About 40× fewer users than CORS Unblock
- Updated more recently
- Asks for fewer permissions (3 vs 4)
CORS Unblock alternatives: questions
What is the best alternative to CORS Unblock?
By users, the most popular alternative is KMF-Unblock with ≈50K users and a 4.9-star rating. The closest match by what it does is CORS Unblock.
Which CORS Unblock alternative has the best rating?
KMF-Unblock has the highest rating of these alternatives with 50+ ratings: 4.9 out of 5 from 56 ratings.
Is there a CORS Unblock alternative that asks for fewer permissions?
KMF-Unblock asks for 2 permissions, against 4 for CORS Unblock.
How many alternatives to CORS Unblock are there?
We list 5 close alternatives to CORS Unblock on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.