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Best alternatives to Header Override: Modify HTTP Headers & Cookies (2026)

10 Chrome extensions that do a similar job to Header Override, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.

Header Override: Modify HTTP Headers & Cookies today

≈2K users5.0★ from 20 ratingsUpdated 3 weeks ago3 permissions

Header Override alternatives, compared

  1. 1

    xHeader - Modify HTTP headers

    A modern ModHeader alternative for modifying request headers and response headers with profiles, filters, tab targeting, and sync.

    ≈5K usersNot rated yetUpdated 4 months ago4 permissions
    • About 2.5× more users than Header Override
    • Updated less recently
    • Asks for more permissions (4 vs 3)
  2. 2

    Modify HTTP Headers (HTTP Header) - FlexHeader

    Add, modify & delete HTTP request/response headers with URL & regex rules. Open-source, private, no data collection

    ≈7K users4.9★ from 31 ratingsUpdated 2 months ago3 permissions
    • About 3.5× more users than Header Override
  3. 3

    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 2 months ago7 permissions
    • About 4.5× more users than Header Override
    • Rated 1.2 stars lower
    • Asks for more permissions (7 vs 3)
  4. 4

    Modify Http Header

    Modify Http Request Or Response Header.

    ≈1K users3.8★ from 4 ratings3 permissions
    • About 2.0× fewer users than Header Override
  5. 5

    ModHeader Extension: HTTP Header Editor

    Modify headers, cookies and redirects. Add, edit or remove custom HTTP headers. Ad free, local ModHeader alternative.

    ≈4K users4.2★ from 20 ratingsUpdated in the last day5 permissions
    • About 2.0× more users than Header Override
    • Rated 0.8 stars lower
    • Asks for more permissions (5 vs 3)
  6. 6

    ModHeader v2

    Modify HTTP request and response headers, cookies, redirects and CSP. All data stays on your device.

    ≈30K users3.4★ from 9 ratingsUpdated 4 months ago5 permissions
    • About 15× more users than Header Override
    • Updated less recently
    • Asks for more permissions (5 vs 3)
  7. 7

    Header Studio

    Modify request and response headers with profiles and URL filters.

    859 usersNot rated yet4 permissions
    • About 2.3× fewer users than Header Override
    • Asks for more permissions (4 vs 3)
  8. 8

    Lazy Header Editor - Modify HTTP Headers

    Add, modify, and remove HTTP request and response headers, redirect URLs, and manage multiple header profiles.

    227 usersNot rated yetUpdated 3 months ago3 permissions
    • About 8.8× fewer users than Header Override
  9. 9

    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 4 days ago5 permissions
    • About 2.0× more users than Header Override
    • Asks for more permissions (5 vs 3)
  10. 10

    Header Profiles - HTTP Header Switcher

    Create and switch local profiles to modify HTTP request and response headers.

    894 users5.0★ from 1 ratingUpdated 3 months ago3 permissions
    • About 2.2× fewer users than Header Override

Header Override alternatives: questions

What is the best alternative to Header Override?

By users, the most popular alternative is ModHeader v2 with ≈30K users and a 3.4-star rating. The closest match by what it does is xHeader - Modify HTTP headers.

Which Header Override 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 Header Override are there?

We list 10 close alternatives to Header Override 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.