
Postman
Proxyman.io
ngrok
Hoppscotch
HTTP Toolkit
Fiddler
Warp
A Powerful API Mocking and Testing Tool

Which is more popular?
Based on our record, Requestly should be more popular than Labelbox. It has been mentioned 35 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | requestly.com | labelbox.com |
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| Company | Startup from the United States · 20 - 49 employees · 2021 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


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...
A complete solution for your training data problem with fast labeling tools, human workforce, data management, a powerful API and automation features.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Session Replays by Requestly
More videos
Review App : Labelbox
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Requestly and Labelbox.
Requestly's answer
Requestly's answer
Front-end developers, QAs, PMs, Digital Marketers
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.
Share your experience with using Requestly and Labelbox. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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...
However, Labelbox only accepts .mp4 files into their platform, and only their most basic annotation modes have the full scope of video annotation options. When annotating videos with segmentation masks, annotators...
Service goes down often. Very slow team. Slow support.
Recommendations tracked on public social media and blogs since March 2021.


If you want to try a local-first workflow, you can start using Requestly here: https://requestly.com. - Source: dev.to / 10 months ago
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... - Source: dev.to / 10 months ago
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 / over 1 year ago
Cursor's security agents primarily operate in the first dimension, catching vulnerabilities in code. That's valuable and necessary work. But as you'll see in the walkthrough below, the other two dimensions matter just as much, especially... - Source: dev.to / 7 months ago
Use tools like Weights & Biases, Labelbox, or Maxim’s data engine to version your datasets, track changes, and continuously add new edge cases and user feedback. - Source: dev.to / about 1 year ago
Labelbox | Remote | Frontend / WebGL, Backend, Engineering Managers | https://labelbox.com Labelbox is building the training data platform to power breakthroughs in machine learning. We provide an end to end solutions for the full AI... - Source: Hacker News / about 4 years ago
When comparing Requestly and Labelbox, you can also consider the following products.


Playment is a fully-managed solution offering training data for AI, transcription, data collection and enrichment services at scale.
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Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
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Supervisely helps people with and without machine learning expertise to create state-of-the-art...
Compare Supervisely to Requestly or Labelbox:

ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
Compare ngrok to Requestly or Labelbox:

Human-powered Data Processing for AI and Automation
Compare CloudFactory to Requestly or Labelbox: