Home Projects PySR
PySR
Python

PySR

High-Performance Symbolic Regression in Python and Julia

by astroautomata · GitHub
Stars
Forks
License
Created
Last commit
Category
Language
algorithmautomldata-scienceApache-2.0Python
View on GitHub
In plain words

Find mathematical formulas that best fit your data using symbolic regression techniques.

You maintain this project?

Claim its page: indexed whatever its rank, translated into six languages, and enriched with what you write yourself.

Claim this page →
PySR — GitHub preview card
📈 Star history
3.62k3.61k
2026-07-072026-08-31
📈 Track PySR

Get an email alert on its next release or when it starts trending — never miss the moment.

Free · no card · unsubscribe anytime
Get email alerts →
📄 About

High-Performance Symbolic Regression in Python and Julia

PySR has 3.6k stars on GitHub. It has been forked 338 times. PySR is written mainly in Python. It has been in active development since 2020. PySR is available under the Apache-2.0 license. Its main topics are algorithm, automl, data-science, distributed-systems.

Frequently asked questions

What is PySR?

High-Performance Symbolic Regression in Python and Julia

Is PySR open source?

PySR is an open-source project. It is released under the Apache-2.0 license.

Is PySR free?

Yes. PySR is free and open source — you can use, modify and self-host it.

What license does PySR use?

PySR is available under the Apache-2.0 license.

What language is PySR written in?

PySR is written mainly in Python.

🏅 Maintainer of this project?
olud.ai badge — PySR

Add this live badge to your README — your GitHub stars and directory rank, refreshed daily.

[![olud.ai](https://olud.ai/badge.php?tool=astroautomata-pysr)](https://olud.ai/project/astroautomata-pysr.html)
More badge options →
🧬 Shares DNA with🧬 View the DNA map →

Measured from GitHub topics shared by both projects, weighted by how rare each topic is.