Best Data Redaction Products

The Zero Trust API Client - A Free Alternative to postman.

Key KeyRunner features:

No Signup or Login VS Code Extension & Desktop Apps Local Storage & Execution Run Unlimited Collections

freemium $29 / Monthly

Capture website screenshots, render HTML/CSS, or create templated graphics. Render images or PDFs. Use MCP with AI, no-code automation, or the REST API. No browsers needed.

Key HTMLCSS to Image API features:

Ease of Use Customization Efficiency Scalability

Visit website freemium $14 / Monthly Sponsored

The Collaboration Platform for API Development.

Key Postman features:

User-Friendly Interface Collaboration Comprehensive Testing Tools Extensive API Documentation

Open Source

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

Key Insomnia REST features:

User-Friendly Interface Support for Multiple Protocols Environment Management Custom Plugins and Themes

Open Source

Speed up API CI/CD pipeline development.

Key Insomnia CLI features:

Automation Capability Environment Variables Scripting Support Cross-Platform

Rest API client for VS Code, lightweight Postman alternative.

Key Thunder Client features:

User-Friendly Interface VS Code Integration Lightweight Environment Variables

Paw is a REST client for Mac.

Key RapidAPI for Mac features:

User Interface Team Collaboration Advanced Request Capabilities Extensions and Plugins

API Client and API monitoring.

freemium $49 / Monthly

All-in-One workspace for API Design, Documentation, Debug, Mock, Test.

Key Apidog features:

User-Friendly Interface Comprehensive API Management Collaboration Features Integration Capabilities

freemium $9 / Monthly

Open source API development ecosystem.

Key Hoppscotch features:

User-Friendly Interface Open Source Multi-Platform Support Real-Time Collaboration

Open Source freemium

cURL is a computer software project providing a library and command-line tool for transferring data...

Key cURL features:

Versatility Cross-Platform Command-Line Usage Automation

Open Source

SoapUI Pro is one of the most prominent API testing platforms around, allowing developers to quickly prototype the functions of their apps and get them to market with little hassle.

Key soapUI features:

Comprehensive Testing User-Friendly Interface Extensive Protocol Support Scripting Capability

Download SOAP/REST Mock Service for free.

Key SOAP/REST Mock Service features:

Cross-Protocol Support Open Source Easy Setup Customizable Responses

Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality in your API lifecycle, all with an easy, enjoyable developer experience. .

Key StopLight features:

API Design Process Documentation

Open Source freemium