Top 10 Open-Source Alternatives to Superposition

Product categories

API API Tools APIs Automated Screenshot Testing Browser Testing Design Tools Developer Tools Productivity Tech Website Builder Website Design Website Testing

Summary

The top open-source alternatives to Superposition are LambdaTest, Specify App, and Responsively. 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.

LambdaTest Landing Page
1

LambdaTest

Perform Web Testing on 2000+ Browsers & OS
Pricing:
- Open Source
- Freemium
- Free Trial
- $15.0 / Monthly
#Project Management #Website Testing #Webapp Testing 8 social mentions
Specify App Landing Page
2

Specify App

Specify is the Design Data Platform for your design & dev teams:🎨 Collect your design tokens and assets from Figma🤖 Store them in a single source of truth⚡️ Distribute your brand with custom delivery pipelinesGet started for free → specifyapp.com
Pricing:
- Open Source
#Design Tools #Developer Tools #API 5 social mentions
Responsively Landing Page
3

Responsively

Develop responsive web-apps 5x faster!
Pricing:
- Open Source
- Free
- Free Trial
#Design Tools #Developer Tools #Tech 35 social mentions
MVP.css Landing Page
4

MVP.css

Minimalist stylesheet for HTML elements
Pricing:
- Open Source
#Developer Tools #Design Tools #Website Design 13 social mentions
BrowserStack Landing Page
5

BrowserStack

BrowserStack is a software testing platform for developers to comprehensively test websites and mobile applications for quality.
Pricing:
- Open Source
- Freemium
- Free Trial
- $29.0 / Monthly (Starts at single user plans and billed annually)
#Website Testing #Browser Testing #Automated Testing 6 social mentions
Framer Landing Page
6

Framer

🔥 Design real websites right on the canvas.
Pricing:
- Open Source
#Design Tools #Website Design #Website Builder 18 social mentions
Switch Landing Page
7

Switch

It's easy to convert to Mp3, wav, wma, flac, ogg and more with this #1 rated audio file converter. Convert a single audio file, a playlist or a large batch of files.
Pricing:
- Open Source
#Productivity #Web Browsers #Mac
OSSInsight Landing Page
8

OSSInsight

It’s a useful insight tool that can give you the most updated open-source intelligence, and help you deeply understand any single GitHub project or quickly compare any two projects by digging deep into 4.6 billion GitHub events in real-time
Pricing:
- Open Source
#Open Source #Productivity #Developer Tools 14 social mentions
Hoppscotch Landing Page
9

Hoppscotch

Open source API development ecosystem
Pricing:
- Open Source
- Freemium
- Free Trial
#Web App #Productivity #APIs 77 social mentions
Monaco Editor Landing Page
10

Monaco Editor

A browser based code editor
Pricing:
- Open Source
#Text Editors #IDE #Developer Tools 47 social mentions