Definitely enough to make you trip
Implementation of DJQs (namely KCPQ and epsilon-DJQ over k2-trees
The kn-treap is a straightforward extension of the k2-treap to manage multiple dimensions.
k2-raster - A compacta data structure for raster data
Compact representation of Multidimensional data on Hierarchical Domains
RePair implemented by Gonzalo Navarro adapted to C++.
The k3-tree is a compact data structure to represent a 3-dimensional binary matrix.
Trip aggregated matrices for public transport monitoring
Template for creating a Compact Data Structure project using SDSL library.