Requestly a better alternative to ModHeader
Searching for a sleek alternative to ModHeader? Requestly provides a browser-centric, developer-friendly tool for effortlessly managing HTTP headers, ensuring faster debugging and seamless customization
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HTTP Header modifications are free in Requestly. Claim 1 yr free Requestly pro plan for other modifications. (save ~$10k)
Trusted by 200,000+ developers, from next-gen startups to Fortune 500 companies.
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No ads, No Spam, and We’re Open Source
Requestly puts privacy first with its “No ads, No Spam, Open Source” approach. The open-source nature of Requestly allows for greater transparency strengthening trust in how the tool handles your information.
Requestly is a web proxy that requires a desktop and desktop browser.
Enter your email below to receive the download link. Give it a try next time you’re on your PC!
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Free HTTP Header Modifications forever
Requestly offers free, unlimited HTTP header modification, comparable to ModHeader's free plan. However, Requestly provides an ad-free interface and priority support with improved user experience.
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Simple, Fast & Powerful than ModHeader
Requestly provides a user-friendly and modern interface curated by UX experts. It is available in two forms — a browser extension & a desktop application for all major platforms like Chrome & Chrome-based browsers, Firefox, Safari, Edge, Brave, Opera, Vivaldi, Windows, Mac(Apple & Intel Chips), and Linux.
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Gentle Learning Curve
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Modify HTTP Requests & Responses
Requestly supports request/response HTTP Headers manipulation and other parts of a request and response. Requestly is a complete HTTP Interception tool for browsers, helping frontend developers develop & test faster.
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Best customer support
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GraphQL Support
Requestly is a web proxy that requires a desktop and desktop browser.
Enter your email below to receive the download link. Give it a try next time you’re on your PC!
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Features | ModHeader | Requestly |
---|---|---|
No Ads, No Spam | ||
Open Source | ||
Modify HTTP Headers | ||
Modify API Response | ||
Modify URL | ||
GraphQL Support | ||
Inject Scripts | ||
Page Level Filters | ||
Collaboration | ||
Mock server | ||
API client | ||
Enterprise-Ready | ||
Support |
Built for teams
Effortless team collaboration
Quick One time sharing
Team workspaces
Export data & sync to Git
Secure and private
Enterprise-ready security and compliance
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SOC-II Compliance
Single Sign-On (SSO)
Role-based access control
Data encryption
Audit logs
Regular security updates
Requestly is an open-source Postman alternative with Interception & Mocking capabilities. Whether you’re building web, mobile, or backend applications, Requestly provides a powerful and versatile solution.
- Beautiful & Privacy-Friendly API Client – Supports Local-first, API Collections, Environments, Pre/Post-Request Scripts, and Team Workspaces.
- Intercept and Modify APIs – Capture API requests from browsers and mobile apps. Edit HTTP headers, request/response bodies, and params in real time.
- Mock APIs – Build frontend without waiting for backend APIs to be ready.
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