There are 2 repositories under brain-atlas topic.
GNU R package for reading and writing neuroimaging file formats. Not limited to FreeSurfer anymore, despite its name.
Dictionary of Functional Modes for brain imaging
Search, download, and prepare brain atlas data.
A neuroanatomy-based augmented reality experience powered by OpenCV. Features 3D visuals of the Atlas Brain Map slices with real-time ArUco marker detection.
A simple Python-based tool for finding brain atlas regions based on MNI coordinates.
BBP domains specification (schemas, vocabularies)
LocareJSON is a collection of JSON schemas for defining geometrical shapes with coordinates in 3D brain atlas coordinate spaces.
Code repository for automatic retrieval and registration of rodent brain atlases
Brain tissue segmentation using several algorithms: EM, Atlas-based methods, nnunet
Automatic annotation of cell identities in dense cellular images.
Brain/MINDS Marmoset Brain Atlas Viewer made using Unity engine