Top 12 Open-Source Alternatives to Mendix

Product categories

APIs Application Builder Automation Cross-Platform Development Developer Tools Development Tools IDE Low Code No Code Productivity Rapid Application Development Workflow Automation

Summary

The top open-source alternatives to Mendix are GTK, wxWidgets, and Camunda. 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.

GTK Landing Page
1

GTK

GTK+ is a multi-platform toolkit for creating graphical user interfaces.
Pricing:
- Open Source
#Development Tools #Rapid Application Development #IDE 6 social mentions
wxWidgets Landing Page
2

wxWidgets

wxWidgets: Cross-Platform GUI Library
Pricing:
- Open Source
#Development Tools #Rapid Application Development #Cross-Platform Development 6 social mentions
Camunda Landing Page
3

Camunda

The Universal Process Orchestrator
Pricing:
- Open Source
- Freemium
- Free Trial
#Automation #BPM #Workflow Automation 15 social mentions
Dear PyGui Landing Page
4

Dear PyGui

Dear PyGui is a simple to use (but powerful) Python GUI framework. Dear PyGui provides a wrapping of Dear ImGui which simulates a traditional retained mode GUI (as opposed to Dear ImGui's immediate mode paradigm).
Pricing:
- Open Source
#IDE #Text Editors #Game Engine
Planet Crust Landing Page
5

Planet Crust

Connect to any data source, build whatever you want.
Pricing:
- Open Source
- Free
- Free Trial
- €3.12 / Monthly (starting price per user depending on subscription plan.)
#Web App #Open Source #Developer Tools
Jet Admin Landing Page
6

Jet Admin

Build business apps really fast
Pricing:
- Open Source
- Freemium
- Free Trial
- $0.08 / Monthly (per External user, 24 USD per Internal user)
#No Code #Application Builder #Rapid Application Development 3 social mentions
Orienteer Landing Page
7

Orienteer

Open source nocode/lowcode business application platform for SMB
Pricing:
- Open Source
- Free
#Business Management #CRM Platforms #ERP
Qt Landing Page
8

Qt

Powerful, flexible and easy to use, Qt will help you not only meet your tight deadline, but also reduce the maintainable code by an astonishing percentage.
Pricing:
- Open Source
#Development Tools #Rapid Application Development #GUI Frameworks
Electron Landing Page
9

Electron

Build cross platform desktop apps with web technologies
Pricing:
- Open Source
#Development Tools #Rapid Application Development #Cross-Platform Development 14 social mentions
Wallaby.js Landing Page
10

Wallaby.js

Wallaby.js runs your JavaScript tests immediately as you type and displays execution results in your code editor.
Pricing:
- Open Source
#Developer Tools #Development Tools #Rapid Application Development 7 social mentions
Appsmith Landing Page
11

Appsmith

Appsmith is an open source web framework for building internal tools, admin panels, dashboards, and workflows.
Pricing:
- Open Source
#Rapid Application Development #No Code #Developer Tools 6 social mentions
Docker Landing Page
12

Docker

Docker is an open platform that enables developers and system administrators to create distributed applications.
Pricing:
- Open Source
#Developer Tools #Containers As A Service #Container Tools 62 social mentions