Stars
ClickHouse® is a real-time analytics database management system
Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences
Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics
QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)
Open Source Routing Machine - C++ backend
A large scale non-linear optimization library
Stanford Network Analysis Platform (SNAP) is a general purpose network analysis and graph mining library.
Repository contains pgRouting library. Development branch is "develop", stable branch is "master"
A library for reading text files over multiple cores.
Turning geospatial polygons into regular or hexagonal grids. For other similar functionality see the tilemaps package https://github.com/kaerosen/tilemaps
MetroHash v1: Exceptionally fast and statistically robust hash functions
Exploratory data analysis for large datasets (10-100 million observations)
A Local Adaptive Thresholding framework for image binarization written in C++, with JS and Python bindings. Implementing: Otsu, Bernsen, Niblack, Sauvola, Wolf, Gatos, NICK, Su, T.R. Singh, WAN, IS…
LAS and OGR hexagonal density and boundary surface generation