Best alternatives to Requestly: Intercept & Modify HTTP Requests (2026)
10 Chrome extensions that do a similar job to Requestly, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
Requestly: Intercept & Modify HTTP Requests today
Requestly alternatives, compared
- 1
Relay – Intercept, Modify & Run HTTP Requests in Your Browser
Intercept, edit, and run HTTP requests directly in your browser. No account needed.
≈1K users5.0★ from 1 rating5 permissions- About 300× fewer users than Requestly
- Asks for fewer permissions (5 vs 12)
- 2
HTTP Interceptor
Intercept and modify HTTP requests & responses: URL redirects, headers, query params, and response body replacement.
≈100K users5.0★ from 1 rating5 permissions- About 3.0× fewer users than Requestly
- Asks for fewer permissions (5 vs 12)
- 3
tweak: mock and modify HTTP requests
Mock or modify your HTTP requests to test, develop and demo your web application
≈80K users4.6★ from 239 ratingsUpdated 5 days ago6 permissions- About 3.8× fewer users than Requestly
- Asks for fewer permissions (6 vs 12)
- 4
Inssman: Open-Source: Modify HTTP Request
Intercept HTTP(S) Request, Modify Headers, Log headers, Change Response, Block Request, Redirect, Custom HTML/CSS/JS/JSON
≈5K users3.9★ from 16 ratingsNot updated for 2+ years10 permissions- About 60× fewer users than Requestly
- Updated less recently
- Asks for fewer permissions (10 vs 12)
- 5
Request Interceptor
Intercept and modify network requests: headers, query params, delay, response body, custom script/CSS injection.
≈10K users4.2★ from 67 ratingsUpdated 2 months ago8 permissions- About 30× fewer users than Requestly
- Rated 0.3 stars lower
- Asks for fewer permissions (8 vs 12)
- 6
ModBox – Modify headers, block requests
Modify HTTP headers, block assets or domains & redirect requests. Organise rules by folder and tab, optionally scope to domains.
≈10K users4.8★ from 16 ratingsUpdated 6 months ago3 permissions- About 30× fewer users than Requestly
- Updated less recently
- Asks for fewer permissions (3 vs 12)
- 7
Request Interceptor
Request Interceptor Extension for Chrome.
≈3K users4.3★ from 14 ratingsUpdated 7 months ago5 permissions- About 100× fewer users than Requestly
- Updated less recently
- Asks for fewer permissions (5 vs 12)
- 8
Querio - GraphQL and HTTP requests inspector
Inspect GraphQL and raw HTTP requests/responses like a Boss 😎 ★ Querio intercepts and displays GraphQL, Fetch and XHR requests in…
≈4K users4.3★ from 9 ratingsNot updated for 2+ years3 permissions- About 75× fewer users than Requestly
- Updated less recently
- Asks for fewer permissions (3 vs 12)
- 9
HTTP Header Modifier
Modify HTTP request headers for specific URLs
≈4K users4.5★ from 4 ratingsUpdated 2 weeks ago5 permissions- About 75× fewer users than Requestly
- Asks for fewer permissions (5 vs 12)
- 10
Modify Http Header
Modify Http Request Or Response Header.
≈1K users3.8★ from 4 ratings3 permissions- About 300× fewer users than Requestly
- Asks for fewer permissions (3 vs 12)
Requestly alternatives: questions
What is the best alternative to Requestly?
By users, the most popular alternative is HTTP Interceptor with ≈100K users and a 5.0-star rating. The closest match by what it does is Relay – Intercept, Modify & Run HTTP Requests in Your Browser.
Which Requestly alternative has the best rating?
tweak: mock and modify HTTP requests has the highest rating of these alternatives with 50+ ratings: 4.6 out of 5 from 239 ratings.
Is there a Requestly alternative that asks for fewer permissions?
ModBox – Modify headers, block requests asks for 3 permissions, against 12 for Requestly.
How many alternatives to Requestly are there?
We list 10 close alternatives to Requestly 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.