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ClassGen vs Requestly

Professional comparison and analysis to help you choose the right software solution for your needs.

ClassGen icon
ClassGen
Requestly icon
Requestly

ClassGen vs Requestly: The Verdict

⚡ Summary:

ClassGen: ClassGen is open source software that helps developers generate class diagrams and UML models quickly from existing code. It supports multiple languages and can help analyze codebases and visualize their structure in an intuitive format.

Requestly: Requestly is a browser extension and web debugging proxy that allows you to modify network requests and responses. It can be used for testing, debugging, automation, mock REST APIs, and modifying requests and responses on the fly.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature ClassGen Requestly
Sugggest Score — —
Category Development Development
Pricing Open Source —

Product Overview

ClassGen
ClassGen

Description: ClassGen is open source software that helps developers generate class diagrams and UML models quickly from existing code. It supports multiple languages and can help analyze codebases and visualize their structure in an intuitive format.

Type: software

Pricing: Open Source

Requestly
Requestly

Description: Requestly is a browser extension and web debugging proxy that allows you to modify network requests and responses. It can be used for testing, debugging, automation, mock REST APIs, and modifying requests and responses on the fly.

Type: software

Key Features Comparison

ClassGen
ClassGen Features
  • Reverse engineers code into UML class diagrams
  • Supports Java, C#, C++, PHP and Python code
  • Generates class, sequence, activity and state diagrams
  • Analyzes dependencies between classes and packages
  • Customizable layout and diagram aesthetics
  • Command line and GUI versions available
  • Integrates with popular IDEs like Eclipse and Visual Studio
  • Open source and cross platform
Requestly
Requestly Features
  • Modify HTTP requests
  • Mock REST APIs
  • Modify responses
  • Automate workflows
  • Debug network requests
  • Test API endpoints

Pros & Cons Analysis

ClassGen
ClassGen
Pros
  • Automates and speeds up diagram creation
  • Helps understand unfamiliar codebases quickly
  • Visualizes complex architectures intuitively
  • Reduces effort to maintain diagrams and documentation
  • Free and open source tool with active community
Cons
  • Limited support for some advanced UML diagram types
  • Steep learning curve for new users
  • GUI version lacks some features of command line tool
  • Does not integrate seamlessly with all IDEs
  • Reverse engineering can be slow for very large projects
Requestly
Requestly
Pros
  • Easy to use interface
  • Powerful modification engine
  • Support for automation
  • Can be used to test APIs
  • Available as browser extension and standalone app
Cons
  • Limited free plan
  • Can be complex for beginners
  • Requires technical knowledge to use advanced features

Pricing Comparison

ClassGen
ClassGen
  • Open Source
Requestly
Requestly
  • Not listed

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Learn More About Each Product

ClassGen
ClassGen
Reviews, pricing & alternatives →
Requestly
Requestly
Reviews, pricing & alternatives →

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