Best alternatives to Modify HTTP Headers (HTTP Header) - FlexHeader (2026)
10 Chrome extensions that do a similar job to Modify HTTP Headers (HTTP Header), closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
Modify HTTP Headers (HTTP Header) - FlexHeader today
Modify HTTP Headers (HTTP Header) alternatives, compared
- 1
xHeader - Modify HTTP headers
A modern ModHeader alternative for modifying request headers and response headers with profiles, filters, tab targeting, and sync.
≈2K usersNot rated yetUpdated 3 months ago4 permissions- About 3.5× fewer users than Modify HTTP Headers (HTTP Header)
- Asks for more permissions (4 vs 3)
- 2
Modify Http Header
Modify Http Request Or Response Header.
≈1K users3.8★ from 4 ratings3 permissions- About 7.0× fewer users than Modify HTTP Headers (HTTP Header)
- 3
Header Editor Pro – Modify HTTP Headers
Modify HTTP request and response headers. Unlimited profiles, domain and tab group filters, 7 languages. Free and open source.
≈4K users5.0★ from 4 ratingsUpdated 5 weeks ago4 permissions- About 1.8× fewer users than Modify HTTP Headers (HTTP Header)
- Asks for more permissions (4 vs 3)
- 4
Modify Header Value (HTTP Headers)
Add, modify or remove a header for any request on desired domains.
≈40K users3.3★ from 55 ratingsUpdated 4 months ago3 permissions- About 5.7× more users than Modify HTTP Headers (HTTP Header)
- Rated 1.6 stars lower
- Updated less recently
- 5
HTTP Header Modifier
Modify HTTP request headers for specific URLs
≈4K users4.5★ from 4 ratingsUpdated 2 weeks ago5 permissions- About 1.8× fewer users than Modify HTTP Headers (HTTP Header)
- Asks for more permissions (5 vs 3)
- 6
Modify Header
Manage HTTP request and response header modifications with a clean dashboard UI.
≈1K users5.0★ from 5 ratingsUpdated 3 months ago6 permissions- About 7.0× fewer users than Modify HTTP Headers (HTTP Header)
- Asks for more permissions (6 vs 3)
- 7
Header Override: Modify HTTP Headers & Cookies
Modify request headers, response headers, and cookies with local URL rules and profiles.
≈1K users5.0★ from 20 ratingsUpdated 6 days ago3 permissions- About 7.0× fewer users than Modify HTTP Headers (HTTP Header)
- 8
simple-modify-headers
Simple Modify headers
≈40K users4.3★ from 23 ratingsNot updated for 2+ years6 permissions- About 5.7× more users than Modify HTTP Headers (HTTP Header)
- Rated 0.5 stars lower
- Updated less recently
- Asks for more permissions (6 vs 3)
- 9
Mod Header
Add, change, or remove HTTP request & response headers. Scope each rule by request URL and by the site making the request.
≈1K users5.0★ from 3 ratingsUpdated 7 weeks ago3 permissions- About 7.0× fewer users than Modify HTTP Headers (HTTP Header)
- 10
HTTP Header Spy
HTTP Header Spy enables you to inspect request- response headers and cookies right after page load with no extra clicks.
≈9K users3.8★ from 61 ratingsUpdated 5 weeks ago7 permissions- A similar number of users to Modify HTTP Headers (HTTP Header)
- Rated 1.0 stars lower
- Asks for more permissions (7 vs 3)
Modify HTTP Headers (HTTP Header) alternatives: questions
What is the best alternative to Modify HTTP Headers (HTTP Header)?
By users, the most popular alternative is Modify Header Value (HTTP Headers) with ≈40K users and a 3.3-star rating. The closest match by what it does is xHeader - Modify HTTP headers.
Which Modify HTTP Headers (HTTP Header) alternative has the best rating?
HTTP Header Spy has the highest rating of these alternatives with 50+ ratings: 3.8 out of 5 from 61 ratings.
How many alternatives to Modify HTTP Headers (HTTP Header) are there?
We list 10 close alternatives to Modify HTTP Headers (HTTP Header) 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.