Top 12 Open-Source Alternatives to Qt / C++

The top open-source alternatives to Qt / C++ are Python, Flutter.dev, and Kotlin. 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.

Python Landing Page
1

Python

Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 280 social mentions
Flutter.dev Landing Page
2

Flutter.dev

Build beautiful native apps in record time 🚀
Pricing:
- Open Source
#Development Tools #Application Builder #Mobile App Development 340 social mentions
Kotlin Landing Page
3

Kotlin

Statically typed Programming Language targeting JVM and JavaScript
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 74 social mentions
Rust Landing Page
4

Rust

A safe, concurrent, practical language
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 44 social mentions
Typescript Landing Page
5

Typescript

TypeScript allows developers to compile a superset of JavaScript to plain JavaScript on any browser, host, or operating system.
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 25 social mentions
Lua Landing Page
6

Lua

Powerful, fast, lightweight, embeddable scripting language
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 22 social mentions
Go.CD Landing Page
7

Go.CD

Open source continuous delivery tool allows for advanced workflow modeling and dependencies management.
Pricing:
- Open Source
#Continuous Integration #DevOps Tools #Programming Language
Tcl Landing Page
8

Tcl

Already one of the world's best-selling consumer electronics brands, TCL is now the fastest-growing TV brand in North America. TCL TVs feature stylish design and the latest technology.
Pricing:
- Open Source
#Programming Language #Cryptocurrencies #OOP 6 social mentions
Ruby Landing Page
9

Ruby

A dynamic, interpreted, open source programming language with a focus on simplicity and productivity
Pricing:
- Open Source
#Programming Language #OOP #Dynamic Programming Language 3 social mentions
jQuery Landing Page
10

jQuery

The Write Less, Do More, JavaScript Library.
Pricing:
- Open Source
#Development Tools #UI #Software Libraries 87 social mentions
OCaml Landing Page
11

OCaml

(* Binary tree with leaves carrying an integer.
Pricing:
- Open Source
#Programming Language #OOP #Generic Programming Language 30 social mentions
Qt Landing Page
12

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