Alternatives

The Best Stemmer Alternatives in 2026

24 alternatives2 free · 13 open source

Looking for something like Stemmer? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan and 13 are open source.

About Stemmergithub.com/fredwu/stemmer
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The Stemmer project implements English Porter2 word stemming in the Elixir programming language.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1snowball —Yes—
2LMQL —Not statedWeb
3Mixed Models —Yes—
4Crystalline —Yes—
5act —Not statedWeb
6Codigo —Not statedWeb
7Python —Not statedWeb
8Octave —Not statedLinux, macOS, Web
9Polyglot —Not stated—
10Retext —Yes—
24 shown

All Stemmer alternatives

1

snowball

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

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

10

Retext

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

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

11

natural

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

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

12

Treat

github.com/louismullie/treat
Also covers programming · same kind of open-source project

Treat supplies Ruby developers with a framework for natural language processing.

19

frog

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

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

20

GUI

github.com/Col-E/Recaf-Launcher
Also covers programming · same kind of open-source project

Launch Recaf 4 or later with Recaf Launcher, which documents GUI and command-line usage.

22

shimmytok

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

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

23

go-geom

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

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

24

ML.NET

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

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

No alternatives match this filter.

Alternatives to similar tools

All alternatives
What is the best alternative to Stemmer?
Based on features, tags and platforms, the closest alternatives to Stemmer are snowball, LMQL, and Mixed Models.
Is there a free alternative to Stemmer?
Yes. Try It Online and shimmytok are free or offer a free plan.
Are there open-source alternatives to Stemmer?
Yes: snowball, Mixed Models, Crystalline, and Retext.

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