Top 12 Open-Source Alternatives to Insomnia REST

Product categories

API API Design API Management API Tools APIs Automated Testing CLI Debugging Developer APIs Developer Tools Documentation HTTP Proxies

Summary

The top open-source alternatives to Insomnia REST are Postman, Hoppscotch, and cURL. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Postman Landing Page
1

Postman

The Collaboration Platform for API Development
Pricing:
- Open Source
#APIs #API Tools #Developer Tools 27 social mentions
Hoppscotch Landing Page
2

Hoppscotch

Open source API development ecosystem
Pricing:
- Open Source
- Freemium
- Free Trial
#Web App #Productivity #APIs 77 social mentions
cURL Landing Page
3

cURL

cURL is a computer software project providing a library and command-line tool for transferring data...
Pricing:
- Open Source
#API Tools #APIs #Developer Tools 105 social mentions
StopLight Landing Page
4

StopLight

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.
Pricing:
- Open Source
- Freemium
- Free Trial
#API Tools #APIs #API 23 social mentions
Postwoman Landing Page
5

Postwoman

An online, open source API request builder
Pricing:
- Open Source
#API Tools #Developer Tools #APIs 5 social mentions
Proxyman.io Landing Page
6

Proxyman.io

Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
Pricing:
- Open Source
- $49.0 / Annually
#Developer Tools #Debugging #Proxy 24 social mentions
Visual Studio Code Landing Page
7

Visual Studio Code

Build and debug modern web and cloud applications, by Microsoft
Pricing:
- Open Source
#Text Editors #IDE #Software Development 1011 social mentions
DreamFactory Landing Page
8

DreamFactory

DreamFactory is an API management platform used to generate, secure, document, and extend APIs.
Pricing:
- Open Source
- Freemium
- Free Trial
#API Tools #APIs #Monitoring Tools 1 social mentions
iTerm2 Landing Page
9

iTerm2

A terminal emulator for macOS that does amazing things.
Pricing:
- Open Source
#Terminal #Developer Tools #SSH 98 social mentions
Mockoon Landing Page
10

Mockoon

Mock servers in seconds
Pricing:
- Open Source
#API Tools #Developer Tools #APIs 26 social mentions
Requester Landing Page
11

Requester

HTTP client plugin for Sublime Text with an expansive feature set, modern UX, elegant syntax and...
Pricing:
- Open Source
#API Tools #Developer Tools #APIs
swagger.io Landing Page
12

swagger.io

Swagger is an open source RESTapi Documentation Tool.
Pricing:
- Open Source
#API Tools #APIs #Documentation 81 social mentions