---
id: numba
version: "0.67.0"
license: BSD
license_treatment: permissive
maintenance: active
---

# numba — compiling Python code using LLVM

License: permissive · Maintenance: active · Popularity: top 1,000 on PyPI

## Install

pip install numba
uv add numba
poetry add numba

## Description

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Numba
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A Just-In-Time Compiler for Numerical Functions in Python
#########################################################

Numba is an open source, NumPy-aware optimizing compiler for Python sponsored
by Anaconda, Inc.  It uses the LLVM compiler project to generate machine code
from Python syntax.

Numba can compile a large subset of numerically-focused Python, including many
NumPy functions.  Additionally, Numba has support for automatic
parallelization of loops, generation of GPU-accelerated code, and creation of
ufuncs and C callbacks.

For more information about Numba, see the...

## AI interpretation — verify before relying

Numba is a just-in-time compiler that accelerates numerically-focused Python code by compiling it to machine code via LLVM, with support for NumPy functions, loop parallelization, and GPU code generation.

Verdict: Numba is a mature, actively maintained compiler for numerical Python with no known vulnerabilities, permissive licensing, and broad platform coverage. Medium install friction is offset by strong maintenance signals and top-1000 popularity, making it a solid choice for performance-critical numerical workloads.

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