Distributed reliable key-value store for the most critical data of a distributed system

TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.

A scalable, distributed, collaborative, document-graph database, for the realtime web

CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

The lightweight, fault-tolerant database built on SQLite. Designed to keep your data highly available with minimal effort.

FoundationDB - the open source, distributed, transactional key-value store

Machine Learning、Deep Learning、PostgreSQL、Distributed System、Node.Js、Golang

A curated list of awesome big data frameworks, ressources and other awesomeness.

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

Apache ZooKeeper

Distributed PostgreSQL as an extension

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

open source training courses about distributed database and distributed systems

YugabyteDB - the cloud native distributed SQL database for mission-critical applications.

The Fastest Distributed Database for Transactional, Analytical, and AI Workloads.

The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.

YDB is an open source Distributed SQL Database that combines high availability and scalability with strong consistency and ACID transactions

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.