1.RoaringBitmap / CRoaring
Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks
+4 stars
from 1,899 · score 1.61
Ranked by Attention Score: stars gained over the last 7 complete days
4 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks
A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others
Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog