Free and Open Source, Distributed, RESTful Search Engine

Apache Flink

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

AutoMQ is a diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.

Free and open log management

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

Live video out from your DJI FPV Goggles via USB.

A small library for composing asynchronous code

Java library for distributed zero knowledge proof systems

Improving topic models LDA and DMM (one-topic-per-document model for short texts) with word embeddings (TACL 2015)

Multi-platform IDE derived version from Arduino 0022 for the chipKit.

HiveDB is an open source project for horizontally partitioning MySQL systems.