Google Open Source VS Requestly

Compare Google Open Source VS Requestly and see what are their differences

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Create production-ready applications with zero code sponsored

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Google Open Source

All of Googles open source projects under a single umbrella

Requestly

A Powerful API Mocking and Testing Tool

Landing page //
2023-09-22

Requestly //
2025-02-12
Rest Client //
2025-02-12
HTTP Interceptor //
2025-02-12
API Mocking //
2025-02-12
Requestly //
2025-02-12

Requestly is a modern and powerful companion for API Development and Testing. It is an open-source tool purpose-built to speed up and simplify API development workflow for developers and QAs. It is a combination of API Client and HTTP Interceptor that helps create and share API Contracts, testing APIs, and easily mock and integrate them into web and mobile apps.

Google Open Source

Website: opensource.google
Pricing URL: -
$ Details: -
Platforms: -
Release Date: -

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Requestly

Website: requestly.com
Pricing URL: Official Requestly Pricing
$ Details: freemium
Platforms: Google Chrome Firefox Edge Safari Brave Opera Vivaldi Android Windows Linux Mac OSX MacOS
Release Date: 2021 January
Startup details
Country: United States
State: California
City: San Francisco
Founder(s): Sachin Jain, Sagar Soni, Sahil Gupta
Employees: 20 - 49

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Google Open Source features and specs

Community Support
Google Open Source projects often have large, active communities that contribute to the software's development and provide support.
Innovation
Google frequently publishes cutting-edge projects, allowing developers to utilize the latest in technology and innovation.
Quality Documentation
Google Open Source projects generally come with comprehensive documentation, making it easier for developers to integrate and utilize their tools.
Scalability
Many of Google's open-source projects are designed to scale efficiently, benefiting from Google's extensive experience in handling large-scale systems.
Integration with Other Google Services
Open-source projects from Google often integrate smoothly with other Google services and platforms, providing a cohesive ecosystem.

Possible disadvantages of Google Open Source

Dependency on Google
Being tied to Google ecosystems might lead to dependencies, making it harder for developers to switch to other alternatives.
Data Privacy Concerns
Some developers are wary of data privacy issues when using tools developed by Google, given the company's history with data collection.
Complexity
Google’s projects can sometimes be complex, requiring a steep learning curve for developers who are not familiar with their systems and methodologies.
Licensing Issues
Open-source licensing can sometimes pose challenges, especially for companies trying to ensure compliance with multiple licensing requirements.
Longevity and Support
Not all Google open-source projects have long-term support, and there is a risk that some projects may be abandoned or shelved.

Requestly features and specs

Redirect URL
Block Network Requests
Modify Request & Response Header
Modify Response
Supercharge Selenium
Session Replay
Modify Query Params
Team Workspace
API Client
API Mocks
GraphQL Support
Zero Setup
Auto Capture Sessions
Network Logs
Console Logs

Analysis of Google Open Source

Overall verdict

Google Open Source is generally regarded positively within the developer community due to its significant contributions to widely-used projects and its commitment to maintaining open and collaborative development practices.

Why this product is good

Google Open Source (opensource.google) is considered good because it hosts a wide array of high-quality projects that are well-maintained and actively supported by Google and the community. These projects often adhere to strong industry standards, providing reliable tools and libraries that developers around the world can use. Additionally, the open-source nature allows developers to contribute, inspect the source code, and modify it to fit their needs, which promotes transparency and innovation.

Recommended for

This is recommended for developers looking for mature, scalable, and robust open-source solutions. It’s also ideal for organizations seeking to build upon a reliable foundation of tools, tech enthusiasts eager to learn and contribute to open source projects, and anyone interested in the collaborative world of software development.

Analysis of Requestly

Overall verdict

Requestly is generally regarded as a good tool due to its comprehensive functionalities and ease of use. Its ability to seamlessly manage network requests makes it suitable for both beginners and experienced developers.

Why this product is good

Requestly is widely considered a valuable tool because it offers robust and flexible features for intercepting and modifying network requests. Developers and QA testers appreciate it for its ability to simulate and debug API calls efficiently. It is particularly useful for testing changes without altering the codebase and for working with web applications in development and production environments.

Recommended for

Developers looking to debug and test API endpoints.
Quality Assurance (QA) teams that require reliable testing tools for web applications.
Technical professionals who manage network traffic and need to modify or redirect requests effortlessly.
Anyone involved in web development who needs to simulate network conditions or test application behavior under different scenarios.

Google Open Source videos

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Requestly videos

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Category Popularity

0-100% (relative to Google Open Source and Requestly)

Google Open Source

Requestly

Developer Tools

25 25%

Developer Tools

75% 75

Open Source

100 100%

Open Source

0% 0

Testing

0 0%

Testing

100% 100

Crowdfunding

100 100%

Crowdfunding

0% 0

Questions & Answers

As answered by people managing Google Open Source and Requestly.

Who are some of the biggest customers of your product?

Requestly's answer:

Verizon
AT&T
Adobe
Salesforce
Telegraph
Intuit
Verizon

How would you describe the primary audience of your product?

Requestly's answer:

Front-end developers, QAs, PMs, Digital Marketers

What makes your product unique?

Requestly's answer:

Requestly is an open-source API development and testing tool that combines the capabilities of an API Client and HTTP Interceptor, making it a better alternative to Postman + Charles Proxy. It simplifies API mocking, request modification, and debugging with an intuitive no-code interface, enabling developers and QAs to test APIs efficiently.

User comments

Share your experience with using Google Open Source and Requestly. For example, how are they different and which one is better?

Reviews

These are some of the external sources and on-site user reviews we've used to compare Google Open Source and Requestly

Google Open Source Reviews

We have no reviews of Google Open Source yet.
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Requestly Reviews

Comparing Charles Proxy, Fiddler, Wireshark, and Requestly

On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We have also clearly differentiated how Requestly differs from Wireshark and other web debugging tools like Proxyman, Modheader, and HTTP ToolKit separately.

Source: dev.to

Social recommendations and mentions

Requestly might be a bit more popular than Google Open Source. We know about 35 links to it since March 2021 and only 26 links to Google Open Source. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Google Open Source mentions (26)

How I Got Into Google Summer of Code (GSoC) 2026 as a Tier-3 MCA Student
Google Summer of Code (GSoC) is a global program run by Google where students and open source beginners get paid to contribute to open source organizations over a summer. You apply to a specific organization with a project proposal, a mentor reviews it, Google funds the selected contributors, and you spend the coding period working on real software used by real people. It's not an internship at Google — the org... - Source: dev.to / 4 months ago
Sustainable Funding for Open Source: Navigating Challenges and Emerging Innovations
Many companies that depend on OSS contribute financially so that the projects remain robust. Examples like Google and Microsoft have shown that corporate sponsorship is not only beneficial for maintainers but also for companies that rely on reliable software. The corporate sponsorship model moves away from traditional ad-based revenue generation, fostering a direct relationship between the sponsor and the... - Source: dev.to / over 1 year ago
Revolutionizing Blockchain and Open Source Funding: Microfunding and Project Funding Alternatives – A Comprehensive Guide
Similarly, open source projects, which are the backbone of digital infrastructure, have long struggled to achieve sustainable funding. Crowdfunding platforms such as Kickstarter, Opencollective, and corporate sponsorships from technology giants like Google’s open source initiatives and Microsoft’s commitment to open source are now offering viable alternatives. Innovators have begun to integrate Non-Fungible Tokens... - Source: dev.to / over 1 year ago
Funding Open Source Innovation: Empowering Sustainable Maintenance and Development
Governments, academic institutions, and major tech companies like Microsoft and Google have recognized the importance of financial support. Funding models have evolved to include corporate sponsorships, grants (e.g., Mozilla's Open Source Support Program), and community-driven donations through platforms like GitHub Sponsors and Open Collective. - Source: dev.to / over 1 year ago
Revolutionizing Blockchain and Open Source Funding: Microfunding and Project Funding Alternatives
Sponsorship Programs: Platforms such as GitHub Sponsors and offerings from tech giants like Google Open Source and Microsoft Open Source provide recurring support while maintaining community values. - Source: dev.to / over 1 year ago

Requestly mentions (35)

Why You Need a Local-First API Client (With Hands-On Example)
If you want to try a local-first workflow, you can start using Requestly here: https://requestly.com. - Source: dev.to / 9 months ago
How to use Cursor to Generate API Testcases in Requestly
That’s where automation changes the game. By pairing Cursor, an AI-powered coding assistant, with Requestly's local-first API testing and mocking platform, you can offload the grunt work of writing tests to AI while keeping execution secure and reproducible on your own system. In this article, we’ll walk through how to set up Cursor with Requestly, generate test cases automatically, and run them end-to-end so that... - Source: dev.to / 9 months ago
These 20 Awesome API Clients Will Change How You Work with APIs
Requestly is a versatile browser extension and web client used to intercept, mock, and debug APIs in real-time—perfect for frontend developers. - Source: dev.to / about 1 year ago
Best Tools for GraphQL Development in 2025
Requestly is a powerful tool for modifying GraphQL responses, intercepting requests, and debugging API interactions. It allows developers to tweak request bodies, capture GraphQL traffic, and share sessions for easier debugging and collaboration. - Source: dev.to / over 1 year ago
How Not to Use AI in Software Development
Learn more at https://requestly.com/. - Source: dev.to / over 1 year ago