Alternatives

The Best stdlib Alternatives in 2026

24 alternatives1 free · 23 open source

Looking for something like stdlib? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 23 are open source.

About stdlibgithub.com/stdlib-js/stdlib
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The stdlib project provides a numerical library for JavaScript and TypeScript applications.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1RunMat —Yes—
2Octave —Not statedLinux, macOS, Web
3Retext —Yes—
4Twitter Text Java —Yes—
5XGBoost —Yes—
6rb-libsvm —Yes—
7Awexplor.github.io —YesWeb
8JEnv For Windows —YesWindows
9frog —YesLinux, macOS
10Fernflower —Yes—
24 shown

All stdlib alternatives

1

RunMat

github.com/runmat-org/runmatOpen source
Also covers computing, mathematics, and open source · same kind of open-source project

RunMat executes MATLAB syntax for math and physics, with GPU acceleration and geometry or finite element support.

3

Retext

github.com/retextjs/retextOpen source
Also covers open source and programming · same kind of open-source project

Retext processes natural language through a plugin based toolkit in the unified JavaScript ecosystem.

5

XGBoost

github.com/dmlc/xgboostOpen source
Also covers open source and programming · same kind of open-source project

Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library.

9

frog

github.com/LanguageMachines/frogOpen source
Also covers open source and programming · same kind of open-source project

Frog combines memory based NLP modules for Dutch, including tagging, lemmatization, morphology analysis, and dependency parsing.

11

shimmytok

github.com/Michael-A-Kuykendall/shimmytokFreeOpen source
Also covers open source and programming · same kind of open-source project · free

The shimmytok project provides a pure Rust GGUF tokenizer compatible with llama.cpp and ready for WebAssembly.

12

go-geom

github.com/twpayne/go-geomOpen source
Also covers open source and programming · same kind of open-source project

The go-geom package provides geometry types for geospatial applications written in Go.

13

ML.NET

github.com/dotnet/machinelearningOpen source
Also covers open source and programming · same kind of open-source project

ML.NET provides an open source, cross platform machine learning framework for .NET applications.

15

natural

github.com/NaturalNode/naturalOpen source
Also covers open source and programming · same kind of open-source project

Natural provides general purpose natural language processing utilities for applications built with Node.js.

16

pgmpy

github.com/pgmpy/pgmpyOpen source
Also covers open source and programming · same kind of open-source project

pgmpy provides Python tools for causal inference and probabilistic reasoning.

19

snowball

github.com/tebeka/snowballOpen source
Also covers open source and programming · same kind of open-source project

The snowball project implements a Snowball stemming algorithm for applications written in Go.

20

python-frog

github.com/proycon/python-frogOpen source
Also covers open source and programming · same kind of open-source project

Python bindings for Frog expose Dutch NLP functions such as tagging, lemmatization, named entity recognition, and parsing.

22

jadx

github.com/skylot/jadxOpen source
Also covers open source and programming · same kind of open-source project

Convert Android DEX bytecode into Java source with jadx, a decompiler documented in this project repository.

No alternatives match this filter.

Alternatives to similar tools

All alternatives
What is the best alternative to stdlib?
Based on features, tags and platforms, the closest alternatives to stdlib are RunMat, Octave, and Retext.
Is there a free alternative to stdlib?
Yes. shimmytok is free or offer a free plan.
Are there open-source alternatives to stdlib?
Yes: RunMat, Retext, Twitter Text Java, and XGBoost.

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