Top 12 Open-Source Alternatives to JSON Generator

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JSON Generator

Create mock and sample JSON using a powerful template syntax.

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Product categories

AI API Clients API Testing API Tools APIs Design Tools Developer Tools Development Development Tools JavaScript Framework Productivity Web App

Summary

The top open-source alternatives to JSON Generator are Lyricusm, Proxyman.io, and Postman. 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.

Lyricusm Landing Page
1

L

Lyricusm

Lyricsum is a new way to generate placeholder text.
Pricing:
- Open Source
#Productivity #Developer Tools #Music
Proxyman.io Landing Page
2

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
#Debugging #Developer Tools #Proxy 25 social mentions
Postman Landing Page
3

Postman

The Collaboration Platform for API Development
Pricing:
- Open Source
#API Tools #Developer Tools #APIs 30 social mentions
Apache Cordova Landing Page
4

Apache Cordova

Platform for building native mobile applications using HTML, CSS and JavaScript
Pricing:
- Open Source
#Development Tools #Javascript UI Libraries #JavaScript Framework 44 social mentions
Buefy Landing Page
5

Buefy

Lightweight UI components for Vue.js based on Bulma
Pricing:
- Open Source
#Development Tools #Developer Tools #Development 13 social mentions
JsonAPI Landing Page
6

JsonAPI

Application and Data, Languages & Frameworks, and Query Languages
Pricing:
- Open Source
#API Tools #Project Management #Online Services 49 social mentions
Vue Native Landing Page
7

Vue Native

A framework to build Native Mobile apps using JavaScript.
Pricing:
- Open Source
#Development Tools #JavaScript Framework #Developer Tools 5 social mentions
Haystack NLP Framework Landing Page
8

Haystack NLP Framework

Haystack is an open source NLP framework to build applications with Transformer models and LLMs.
Pricing:
- Open Source
#AI #Developer Tools #Utilities 8 social mentions
Transform Landing Page
9

Transform

A polyglot web converter
Pricing:
- Open Source
#Productivity #Data #Developer Tools 8 social mentions
Carbon Landing Page
10

Carbon

Create and share beautiful images of your source code.
Pricing:
- Open Source
#Productivity #Developer Tools #Web App 169 social mentions
Modern Fluid Typography Editor Landing Page
11

Modern Fluid Typography Editor

Modern Fluid Typography editor allows designers and developers to create and fine-tune fluid typography in their projects.
Pricing:
- Open Source
#Productivity #Web Fonts #Developer Tools 1 social mentions
bundlejs Landing Page
12

bundlejs

A quick and easy way to bundle, minify, and compress (gzip and brotli) your ts, js, jsx and npm projects all online, with the bundle file size.
Pricing:
- Open Source
- Free
#JS Build Tools / JS Task Runners #Web Application Bundler #Module Bundler 7 social mentions