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Requestly VS ZeroMQ

Compare Requestly VS ZeroMQ and see what are their differences

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Contents:
  1. ยป Base Details
  2. ยป Videos
  3. ยป Reviews
  4. ยป Alternatives

Requestly logo Requestly

A Powerfulย API Mockingย andย Testingย Tool

ZeroMQ logo ZeroMQ

ZeroMQ is a high-performance asynchronous messaging library.
  • Requestly Requestly
    Requestly //
    2025-02-12
  • Requestly Rest Client
    Rest Client //
    2025-02-12
  • Requestly HTTP Interceptor
    HTTP Interceptor //
    2025-02-12
  • Requestly API Mocking
    API Mocking //
    2025-02-12
  • Requestly Requestly
    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.

  • ZeroMQ Landing page
    Landing page //
    2021-10-01

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
Edit details

ZeroMQ

Website
zeromq.org
Pricing URL
-
$ Details
Platforms
-
Release Date
-
Edit details

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

ZeroMQ features and specs

  • High Performance
    ZeroMQ is designed for high-throughput and low-latency messaging, making it ideal for situations where performance is critical.
  • Scalability
    ZeroMQ supports a variety of communication patterns (e.g., request-reply, publish-subscribe) and can easily scale from a single process to a distributed system across multiple machines.
  • Cross-Platform Support
    ZeroMQ is available on a wide range of platforms including Windows, Linux, and macOS, as well as various programming languages (e.g., C, C++, Python, Java).
  • Ease of Use
    With its high-level API, ZeroMQ simplifies complex messaging tasks, allowing developers to focus on application logic rather than low-level networking code.
  • Asynchronous I/O
    ZeroMQ natively supports asynchronous I/O operations, enabling more efficient use of system resources and better overall performance.
  • Fault Tolerance
    ZeroMQ can be configured to automatically reconnect and recover from network failures, which increases system robustness and durability.

Possible disadvantages of ZeroMQ

  • Lack of Built-In Security
    ZeroMQ does not include built-in security features such as encryption or authentication. Developers have to implement these features manually if needed.
  • Complex Configuration
    For advanced use cases, configuring ZeroMQ can become complex and may require a deep understanding of its various options and settings.
  • No Message Persistence
    ZeroMQ does not natively support message persistence. If messages need to be stored and retrieved later, additional mechanisms must be implemented.
  • Learning Curve
    While the high-level API is user-friendly, mastering all of ZeroMQ's features and communication patterns may require a significant investment in time and learning.
  • Limited Built-In Monitoring
    ZeroMQ has minimal built-in tools for monitoring and debugging, which can make it challenging to diagnose and troubleshoot issues in complex deployments.
  • Community Support
    While ZeroMQ has an active community, the level of support and documentation may not be as extensive or comprehensive as that of some other messaging systems.

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.

Analysis of ZeroMQ

Overall verdict

  • ZeroMQ is considered a good choice for developers needing a fast and flexible messaging library, especially in scenarios that demand high throughput and low latency. However, its lack of a built-in persistence mechanism and more advanced messaging features like message routing can be a limitation depending on the use case.

Why this product is good

  • ZeroMQ is a high-performance asynchronous messaging library aimed at use in scalable, distributed, or concurrent applications. It's known for its speed and flexibility, allowing for messages to be queued in various patterns such as fan-out, publish-subscribe, and request-reply. It supports multiple transport protocols like TCP, PGM, and IPC, and can be integrated with many different programming languages, which adds to its versatility. Additionally, ZeroMQ is decentralized and doesn't require a dedicated message broker, making it a lightweight and efficient choice for many applications.

Recommended for

  • Developers building distributed systems
  • Applications requiring low-latency and high-throughput messaging
  • Projects where lightweight and decentralized messaging is important
  • Systems that benefit from flexible communication patterns and multiple transport protocols

Requestly videos

+ Add

Get Started with Requestly

More videos:

  • Demo - Session Replays by Requestly
  • Tutorial - Modify API Response using Requestly Chrome Extension
  • Tutorial - How to load local JS file in production sites for faster debugging (Map Local Tool)
  • Tutorial - Report Quality Bugs with Video, Network logs, Console logs & Environment details

ZeroMQ videos

+ Add

Pieter Hintjens - Distribution, Scale and Flexibility with ZeroMQ

More videos:

  • Review - DragonOS LTS Review srsLTE ZeroMQ, tetra, IMSI catcher, irdium toolkit, and modmobmap (rtlsdr)

Category Popularity

0-100% (relative to Requestly and ZeroMQ)

Requestly

ZeroMQ

Developer Tools
100 100%
Developer Tools
0% 0
Stream Processing
0 0%
Stream Processing
100% 100
Testing
100 100%
Testing
0% 0
Data Integration
0 0%
Data Integration
100% 100

Questions & Answers

As answered by people managing Requestly and ZeroMQ.

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 Requestly and ZeroMQ. For example, how are they different and which one is better?
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Reviews

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

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

ZeroMQ Reviews

We have no reviews of ZeroMQ yet.
Be the first one to post

Social recommendations and mentions

ZeroMQ might be a bit more popular than Requestly. We know about 40 links to it since March 2021 and only 35 links to Requestly. 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.

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 / 8 months ago
  • How to use Cursor to Generate API Testcases in Requestly
    Thatโ€™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, weโ€™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-timeโ€”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
View more

ZeroMQ mentions (40)

  • 2025 Wrapup: Articles, Talks, Papers, and Software I Loved
    ZeroMQ - A high-performance asynchronous messaging library that has been a game-changer for building distributed systems. Its simplicity and efficiency have made it a favorite tool in my toolkit for inter-process communication. I used it to implement a distributed event emitter for Node.js that I found useful in a couple of hobby projects. I find it to be much better than more popular tools (like Redis Pub/Sub or... - Source: dev.to / 7 months ago
  • C# Image Resizer Using ZeroMQ
    The ImageProcessor in the repository has been implemented in C# using ZeroMQ and the NetMq nuget package. It also uses SixLabors.ImageSharp to resize the image. It consists of. - Source: dev.to / over 1 year ago
  • Messaging in distributed systems using ZeroMQ
    Open a new terminal connection and run the following commands (one after the other). The last command installs ZeroMQ. - Source: dev.to / almost 2 years ago
  • DIY Smart Doorbell for just $2, no soldering required
    Interesting. They seem to warn against using the server for much as it's resource hungry and potentially unreliable, but that appears to be focused on the task of serving data; a simple webhook type use should be safer. It'd be pretty amazing if ESPHome supported something like ZeroMQ[0], so you could talk between nodes in anything up-to full-mesh at a socket-level and not need to worry about the availability of a... - Source: Hacker News / about 2 years ago
  • Crossing the Impossible FFI Boundary, and My Gradual Descent into Madness
    Https://zeromq.org/ -> TIL really cool, thanks for the pointer. - Source: Hacker News / about 2 years ago
View more

What are some alternatives?

When comparing Requestly and ZeroMQ, you can also consider the following products

Postman - The Collaboration Platform for API Development

RabbitMQ - RabbitMQ is an open source message broker software.

Proxyman.io - Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.

Amazon MQ - Amazon MQ is a managed message broker service for ActiveMQ that makes it easy to set up and operate message brokers in the cloud. Easily migrate messaging.

Hoppscotch - Open source API development ecosystem

Apache ActiveMQ - Apache ActiveMQ is an open source messaging and integration patterns server.

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