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13 stars written in C
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Hexagonal hierarchical geospatial indexing system

C 6,206 569 Updated Apr 28, 2026

Fast, header-only polygon triangulation

C 980 151 Updated Apr 30, 2026

Blitsort is an in-place stable adaptive rotate mergesort / quicksort.

C 715 19 Updated Jul 27, 2024

Advanced and Fast Data Transformation in R

C 696 35 Updated Mar 27, 2026

Quick serialization of R objects

C 437 23 Updated Nov 7, 2025

Methods to create a sphere mesh

C 270 13 Updated Apr 7, 2020

Extension types for geospatial data for use with 'Arrow'

C 185 7 Updated Feb 8, 2026

k-Nearest Neighbor Join for Spatial Data

C 82 11 Updated Apr 17, 2024

R driver for MongoDB

C 54 25 Updated Mar 21, 2016

An R interface to the 'Apache Arrow' C API

C 30 3 Updated Oct 1, 2023

An Example ALTREP package which implements vectors as windows/views on other vectors without duplication.

C 14 2 Updated Nov 19, 2020

IGNORE THIS see terrainmeshr https://github.com/tylermorganwall/terrainmeshr

C 9 Updated Oct 5, 2019
C 3 1 Updated Aug 18, 2025