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Best Kotlin Alternatives in 2026

Based on real usage data from 0 websites analyzed by StackSee

We analyzed real website data to find the most popular alternatives to Kotlin. Kotlin is kotlin is a general purpose, free, open-source, statically typed “pragmatic” programming language initially designed for the JVM (Java Virtual Machine) and Android that combines object-oriented and functional programming features. See which tools teams actually use instead, backed by real-time detection data.

Top Alternatives to Kotlin

Technologies in the Programming languages category that teams use instead of Kotlin, ranked by adoption.

1

C

C C is a general-purpose, procedural computer programming language supporting structured programming, lexical variable scope, and recursion, with a static type system.

Programming languages

2

CF

CFML ColdFusion Markup Language (CFML), is a scripting language for web development that runs on the JVM, the .NET framework, and Google App Engine.

Programming languages

3

AD

Adobe Flash Adobe Flash is a multimedia software platform used for production of animations, rich web applications and embedded web browser video players.

Programming languages

4

AS

AsciiDoc AsciiDoc is a text document format for writing documentation, slideshows, web pages, man pages and blogs. AsciiDoc files can be translated to many formats including HTML, PDF, EPUB, man page.

CMSEditors

5

DA

Dart Dart is an open-source, general-purpose, object-oriented programming language developed by Google.

Programming languages

6

EL

Elm Elm is a statically typed functional programming language created by Evan Czaplicki in 2012 for building web applications.

Programming languagesJavaScript frameworks

7

EL

Elixir Elixir is a dynamic, functional language designed for building scalable and maintainable applications.

Programming languages

8

ER

Erlang Erlang is a general-purpose, concurrent, functional programming language, and a garbage-collected runtime system.

Programming languages

9

HA

Haskell

Programming languages

10

GE

GeneXus

Programming languages

11

GO

Go Go is an open source high-level programming language.

Programming languages

12

GR

GraphQL GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data.

Programming languages

13

IM

Imba Imba is a Web programming language that compiles to performant JavaScript, providing language-level support for defining, extending, subclassing, and instantiating.

Programming languages

14

JA

Java Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

Programming languages

15

KP

KPHP KPHP (kPHP or KittenPHP) is a free PHP-to- C++ source-to-source translator, developed by VKontakte.

Programming languages

16

LU

Lua Lua is a multi-paradigm programming language designed primarily for embedded use in applications.

Programming languages

17

PH

PHP PHP is a general-purpose scripting language used for web development.

Programming languages

18

PE

Perl Perl is a family of two high-level, general-purpose, interpreted, dynamic programming languages.

Programming languages

19

PY

Python Python is an interpreted and general-purpose programming language.

Programming languages

20

NO

Node.js Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser.

Programming languages

21

SA

Sass Sass is an extension of CSS that enables you to use things like variables, nested rules, inline imports and more.

Programming languages

22

RU

Ruby Ruby is an open-source object-oriented programming language.

Programming languages

23

RU

Rust Rust is a multi-paradigm, general-purpose programming language designed for performance and safety, especially safe concurrency.

Programming languages

24

TY

TypeScript TypeScript is an open-source language which builds on JavaScript by adding static type definitions.

Programming languages

25

SC

Scala Scala is a general-purpose programming language providing support for both object-oriented programming and functional programming.

Programming languages

26

XS

XSLT XSLT is designed for use as part of XSL, which is a stylesheet language for XML.

Programming languages

27

WE

WebAssembly WebAssembly (abbreviated Wasm) is a binary instruction format for a stack-based virtual machine. Wasm is designed as a portable compilation target for programming languages, enabling deployment on the web for client and server applications.

Programming languages