The easiest way to Redirect URLs, Modify HTTP Headers, Mock APIs, Inject custom JS, Modify GraphQL Requests

🚀 Chrome's favorite Open-Source DevTool of 2024! Named one of the best Chrome extensions to Modify HTTP Requests by the Google Chrome team.

❤️ & Used by over 250,000+ web developers in 15000+ organizations. Github Repo - https://github.com/requestly/requestly/

Best alternative to Charles Proxy, Fiddler, Resource Override and ModHeader that works directly in Chrome with beautiful, modern UI and team collaboration features.

🌟 Top Use Cases

Test JavaScript changes directly on your production site without code changes.
Use the Redirect Rule to load scripts from local or staging environments on production sites.
Modify and Mock API Request payload, Response body, & Status Code.
Override GraphQL Requests

📌 https://requestly.com/blog/what-is-requestly

Unlike Charles Proxy & Fiddler, Requestly doesn't set up a proxy in your browser, and hence, developers don't face VPN issues or lags while using it. Requestly leverages Chrome Extension APIs under the hood to hit API endpoints and intercept & modify requests.

======== Top Features ========

👉 Mock XHR & Fetch API requests (Stub API Responses)

Define Custom Response for your APIs requested by XHR/fetch
Modify API response directly on Staging or Production sites
Works with GraphQL APIs
Simulate fake HTTP Status Code (400s or 500s) for your APIs

📌 Demo Video - https://www.youtube.com/watch?v=KIPbxUGUYq8

👉 Redirect URLs, Change Host, Modify Query Params (Map Remote or Map Local)

Use dev/staging APIs in production sites & test local changes without code changes
Debug remote Javascript by loading locally running JS in production sites
Switch Hosts (e.g. abc.com/* to xyz.com/*) using Replace Rule
Debug Ad Tracking Pixels, Debug A/B Test Campaigns, etc
Remote Debugging with Requestly on Production sites
Swap Adobe Launch (Adobe DTM) scripts in production with staging script

📌 Demo Video -- https://www.youtube.com/watch?v=85GVaOWTnlE

👉 Insert Scripts to any Webpage like TamperMonkey or GreaseMonkey Scripts

UserScripts are simple JavaScript/CSS code that can change the layout of a page, add or remove new functionality and content, or automate actions.
Use File Server to upload long scripts and Inject them using Script Rule
Inject your JS tags on potential customers' sites and test your features
The sales/product team can use this to demo the product directly on the prospect's website (10x engaging demo)

📌 Demo -- https://www.youtube.com/watch?v=4dvucRjLwGY

👉 Mock Server

Create API Mocks
Generate Mock data (random data) in the API response
Test Mock API endpoints using API client
Add delay to the endpoints
Define custom HTTP status code & custom headers in the API Mock
CORS enabled. The mock endpoints work seamlessly without CORS errors.

📌 https://app.requestly.io/mocks

👉 Session Recording

Visual Bug Reporting Tool
Cut down your bug reporting time & debugging time
Automatically capture browsing video, Console logs, Network logs & env details
Get quality bug reports from QAs, Customer Support & other non-technical people
Never deal with asking for Steps to Reproduce
Never deal with generating & Sharing Har files
Attach the session recording link in Jira Tickets, Emails, or Slack anywhere
Much better experience than Fiddler Jam, BirdEatsBug, Jam.dev (Jam dev) or Marker.

📌 Demo Video - https://www.youtube.com/watch?v=g_qXQAzUQgU

👉 Additional Features

Enable/Disable rules with a single click
Export and import the rules and maintain a backup for your rules
Easy collaboration with others. Share Rules with other Users in one click

📌 Demo -- https://www.youtube.com/watch?v=BM7kTFy-vdc

======== References =======

🏡 Website - https://requestly.com
📖 Docs - https://developers.requestly.com
🥷 Github - https://github.com/requestly/requestly
💻 Desktop App - https://requestly.com/desktop
📳 Issues - https://github.com/requestly/requestly/issues
🔓Privacy - https://requestly.com/privacy