Primary Codebases
nupic.core

C++ core source code. Currently tied to nupic
, but not for long. See C++ Core Extraction Plan for details.
nupic

Python language bindings and client. Currently contains some CLA algorithms. See C++ Core Extraction Plan for details.
Supporting Codebases
nupic.research

Experimental algorithms. Unsupported.
nupic.regression

Regression test suite for NuPIC
nupic.tools

Server for tooling around the development process for the NuPIC project. Currently deployed to http://tooling.numenta.org/status/.
Demo Applications
nupic.geospatial

NuPIC demo app for geospatial anomaly detection.
nupic.fluent

A platform for building language / NLP-based applications using NuPIC and CEPT.
nupic.fluent.server
A server-based API for interacting with nupic.fluent
.
nupic.cerebro2
A web-based visualization and debugging platform for NuPIC.
nupic.cerebro2.server
Makes NuPIC model state available to Cerebro 2.
DavidRagazzi/nupic.studio

NuPIC Studio - Virtual lab for NuPIC.
Misc.
pycept

Cept API client in python.
Older Repos
These might be retired soon.
nupic-setup.chef
Set up a machine to build and run NuPIC.
nupic.documents
Source of technical and scientific documents related to NuPIC and the CLA.
nupic.bots
Eggdrop IRC bot configurations.
nupic.cerebro
Visualization webapp for NuPIC.