Alternatives

The Best Polyglot Alternatives in 2026

24 alternatives1 free · 15 open source

Looking for something like Polyglot? 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 15 are open source.

About Polyglotgithub.com/aboSamoor/polyglot
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Polyglot provides multilingual text processing tools for natural language processing.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1sentences —Yes—
2LMQL —Not statedWeb
3FoLiA format —Not statedWeb
4Codigo —Not statedWeb
5pgmpy —Yes—
6XGBoost —Yes—
7xonsh shell —Not stated—
8python-frog —YesLinux, macOS, Windows
9Libpython-clj —Yes—
10Cybertron —Yes—
24 shown

All Polyglot alternatives

1

sentences

github.com/neurosnap/sentencesOpen source
Also covers multilingual and programming · same kind of open-source project · open source

The sentences command line tool tokenizes text into sentences in multiple languages using Go.

2

LMQL

lmql.ai
Also covers programming and python · same kind of open-source project

LMQL provides a programming language for interactions with large language models.

5

pgmpy

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

pgmpy provides Python tools for causal inference and probabilistic reasoning.

6

XGBoost

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

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

8

python-frog

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

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

10

Cybertron

github.com/nlpodyssey/cybertronOpen source
Also covers sentiment analysis · same kind of open-source project · open source

The Cybertron Go package provides an interface for NLP technologies and pretrained Transformer models.

11

rust-bert

github.com/guillaume-be/rust-bertOpen source
Also covers sentiment analysis · same kind of open-source project · open source

Rust native ready-to-use NLP pipelines and transformer-based models (BERT, DistilBERT, GPT2,...).

14

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.

15

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.

No alternatives match this filter.

Alternatives to similar tools

All alternatives
What is the best alternative to Polyglot?
Based on features, tags and platforms, the closest alternatives to Polyglot are sentences, LMQL, and FoLiA format.
Is there a free alternative to Polyglot?
Yes. RustPython is free or offer a free plan.
Are there open-source alternatives to Polyglot?
Yes: sentences, pgmpy, XGBoost, and python-frog.

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