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Chrome extension

Instant & lightweight. Run the Requestly right inside your browser. Design, test, and mock APIs with collections, environments, and scripts.

Add To Chrome

More browsers ->

Mac app

Local-first and more powerful. Use the Requestly on your desktop to design, test, and mock APIs across web, mobile, and desktop apps.

Download For Mac

A lightweight and secure API Client for faster API Development & Testing

API Playground

API Collections

Local & Team Workspaces

API Tests

Import from Postman & Bruno

API Mocking

Build frontend faster without waiting for backend.

Modify API responses

Modify API request body

Modify HTTP Status Code

Create Mock Endpoints

Supports GraphQL API Overrides

HTTP Interceptor

A Powerful HTTP Interceptor to Intercept, Record, Debug & Modify HTTP Requests

Redirect URL

Replace Rule (Switch Domain)

Insert Custom Scripts

Modify Query Param

Cross Device Testing

Block Network Requests

📣 Requestly – Modern git-based API Client. No login required. Switch from Postman in 1 click. Try now ->

Standard Contractual Clauses

Open-Source API Mocking & Testing Tool

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Features

Redirect URL Replace Rule Modify API Response Modify Headers Insert Scripts Modify Query Param Cross Device Test GraphQL APIs

Resources

Pricing Blog Use Cases Academy Privacy Policy Terms of Service Refunds and Cancellations

Company

About Us Contact Us Careers Press EULA Community Guidelines

Compliance

SOC2 DPA GDPR Great Place

Developers

Release notes Report issues GraphQL support OSS friends Github Join Community

Get Requestly

Compliance & accreditations

SOC 2

GDPR

GREAT PLACE

Compare Requestly with

Charles Proxy Wireshark Insomnia

Modheader Fiddler Bruno

Proxyman Mockoon

HTTP Toolkit Postman

Resource Override Hoppscotch

Local first API Client

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Features

Save & Organize Requests Environment Variables GraphQL APIs Pre & Post Scripts API Test Generator Collection runner Import / Export Collaboration & Sharing

Resources

Pricing Blog Use Cases Academy Privacy Policy Terms of Service Refunds and Cancellations

Company

About Us Contact Us Careers Press EULA Community Guidelines

Compliance

SOC2 DPA GDPR Great Place

Developers

Release notes Report issues GraphQL support OSS friends Github Join Community

Get Requestly

Compliance & accreditations

SOC 2

GDPR

GREAT PLACE

Compare Requestly with

How to Guides

Import Postman Collections into Requestly: Migration Guide

Introducing Dynamic Variables: Generate Realistic Test Data Instantly

How to Write Scripts to Validate API Response Data

What is cURL? Complete Guide to cURL Commands, Options & API Testing

How to convert OpenAPI spec to an API collection

Case Studies

How Upscayl Made API Testing Repo-Native with Requestly

How Cyrisma Managed 125K APIs with Requestly

AB Tasty scales testing and demos with Requestly