questdb / questdb

QuestDB is a high performance, open-source, time-series database

bcgit / bc-java

Bouncy Castle Java Distribution (Mirror)

QuantumBadger / RedReader

An unofficial open source Android app for Reddit.

Peergos / Peergos

A p2p, secure file storage, social network and application protocol

pentaho / mondrian

Mondrian is an Online Analytical Processing (OLAP) server that enables business users to analyze large quantities of data in real-time.

OpenGamma / Strata

Open source analytics and market risk library from OpenGamma

ronitgupta138 / Vectra-Core

⚡ In-Memory Vector Search Engine & HNSW ANN Graph in Java 21 Loom. Sub-millisecond KNN retrieval, 8-bit scalar quantization (SQ8), 16,000+ QPS.