array

vortex

+8

An extensible, state-of-the-art framework for columnar compression, and the fastest FOSS columnar file format. Formerly at @spiraldb, now an Incubation Stage project at LFAI&Data, part of the Linux Foundation.

rust-smallvec

+4

'Small vector' optimization for Rust: store up to a small number of items on the stack

hypersistence-utils

+2

The Hypersistence Utils library (previously known as Hibernate Types) gives you Spring and Hibernate utilities that can help you get the most out of your data access layer.

P-p-H-d/mlib

+1

M*LIB is a library of generic and type safe containers / data structures in pure C language (C99 / C11) for a wide collection of container (comparable to the C++ STL).

inducer/pycuda

+1

CUDA integration for Python, plus shiny features

aimeos/map

+1

PHP arrays and collections made easy