1
scikit-learn
scikit-learn.orgAlso covers machine learning and programming · same kind of website
The scikit-learn documentation covers machine learning tools and methods for Python.
Alternatives
The Best Python Alternatives in 2026
24 alternatives3 free · 9 open source
Looking for something like Python? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 3 are free or have a free plan and 9 are open source.
Python.org is the official site for the Python programming language and its documentation.
Top picks at a glance
First suggestionscikit-learnThe scikit-learn documentation covers machine learning…Free or freemium optionshimmytokThe shimmytok project provides a pure Rust GGUF tokenizer…Another optionOpenNLPApache OpenNLP is a machine learning based toolkit for the…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | scikit-learn | — | Not stated | Web |
| 2 | OpenNLP | — | Not stated | Web |
| 3 | visualml.io | — | Not stated | Web |
| 4 | Treat | — | Not stated | — |
| 5 | shimmytok | Free | Yes | — |
| 6 | ML.NET | — | Yes | — |
| 7 | XGBoost | — | Yes | — |
| 8 | MLJ | — | Not stated | — |
| 9 | rb-libsvm | — | Yes | — |
| 10 | Codigo | — | Not stated | Web |
All Python alternatives
2
OpenNLP
opennlp.apache.orgAlso covers machine learning and programming · same kind of website
Apache OpenNLP is a machine learning based toolkit for the processing of natural language text.
3
visualml.io
visualml.ioAlso covers machine learning and programming · same kind of website
The visualml.io site introduces a machine learning toolkit built with JavaScript.
4
Treat
github.com/louismullie/treatAlso covers machine learning and programming
Treat supplies Ruby developers with a framework for natural language processing.
5
Also covers machine learning and programming · open source · free
The shimmytok project provides a pure Rust GGUF tokenizer compatible with llama.cpp and ready for WebAssembly.
6
Also covers machine learning and programming · open source
ML.NET provides an open source, cross platform machine learning framework for .NET applications.
7
Also covers machine learning and programming · open source
Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library.
8
MLJ
github.com/alan-turing-institute/MLJ.jlAlso covers machine learning and programming
The MLJ project provides machine learning tools and a framework for Julia.
9
Also covers machine learning and programming · open source
rb-libsvm provides Ruby bindings for the LIBSVM machine learning library.
10
Codigo
codigolangs.comAlso covers programming · same kind of website
Search and compare programming languages in Codigo, a directory that also publishes language news and examples.
11
Octave
octave.orgAlso covers programming · same kind of website
GNU Octave is a programming language for scientific computing with mathematical syntax.
12
JavaScript Interop
clojurescript.org/reference/javascript-apiAlso covers programming · same kind of website
ClojureScript JavaScript API documentation covers JavaScript interoperation and collection behavior.
13
Java Interop
clojure.org/reference/java_interopAlso covers programming · same kind of website
Clojure Java Interop documentation explains how Clojure code can access Java classes and methods.
14
act
nektosact.comAlso covers programming
The act programming language is documented in a user guide with reference materials.
15
LMQL
lmql.aiAlso covers programming
LMQL provides a programming language for interactions with large language models.
16
FoLiA format
proycon.github.io/foliaAlso covers programming · same kind of website
FoLiA is an XML format for linguistic annotation of written language resources such as corpora.
17
Also covers programming · open source
MixedModels.jl fits statistical mixed effects models using the Julia programming language.
18
Also covers programming · open source
Use Crystalline, a Language Server Protocol implementation for the Crystal programming language.
19
Stemmer
github.com/fredwu/stemmerAlso covers programming
The Stemmer project implements English Porter2 word stemming in the Elixir programming language.
20
Also covers programming · open source · free
Run Python with RustPython, an open-source Python 3 interpreter written in Rust.
21
Also covers machine learning · open source
python-timbl exposes the TiMBL C++ programming interface to Python scripts.
22
Also covers programming · free
Run code in online interpreters for a range of practical and recreational programming languages with Try It Online.
23
Also covers programming · open source
pgmpy provides Python tools for causal inference and probabilistic reasoning.
24
xonsh shell
github.com/xonsh/xonshAlso covers programming
xonsh is a Python-powered shell described as full-featured, cross-platform, and AI-friendly.
No alternatives match this filter.
Alternatives to similar tools
JavaScript Interop24 alternativesMixed Models24 alternativespython-timbl24 alternativesOpenNLP24 alternativesact24 alternativesCrystalline24 alternatives
What is the best alternative to Python?
Based on features, tags and platforms, the closest alternatives to Python are scikit-learn, OpenNLP, and visualml.io.
Is there a free alternative to Python?
Yes. shimmytok, RustPython, and Try It Online are free or offer a free plan.
Are there open-source alternatives to Python?
Yes: shimmytok, ML.NET, XGBoost, and rb-libsvm.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative