This directory contains documentation for BrainPy 2.x, the previous major version of BrainPy.
BrainPy 2.x is a highly flexible and extensible framework targeting general-purpose Brain Dynamics Programming (BDP). This documentation is maintained for users who are still using BrainPy 2.x.
As of September 2025, BrainPy has been upgraded to version 3.x. If you are using BrainPy 3.x, please refer to the main documentation.
To use BrainPy 2.x APIs within version 3.x installations, update your imports:
# Old version (v2.x standalone)
import brainpy as bp
import brainpy.math as bm
# Using v2.x API in BrainPy 3.x
import brainpy as bp
import brainpy.math as bm- index.rst - Main documentation entry point
- core_concepts.rst - Fundamental concepts of Brain Dynamics Programming
- tutorials.rst - Step-by-step tutorials
- advanced_tutorials.rst - Advanced usage patterns
- toolboxes.rst - Specialized toolboxes for different applications
- api.rst - Complete API reference
- FAQ.rst - Frequently asked questions
- brainpy-changelog.md - Version history and changes
- brainpylib-changelog.md - BrainPyLib backend changes
This documentation is written in reStructuredText (RST) format and can be built using Sphinx:
cd docs_classic
make html # or use the appropriate build scriptFor BrainPy 2.x compatibility:
pip install -U brainpy[cpu]- Core Concepts - Understand the fundamentals
- Tutorials - Learn through examples
- API Documentation - Complete reference
- BrainPy Examples - Code examples
- BrainPy Ecosystem - Related projects
For questions and support, please visit the BrainPy GitHub repository.