an open source Distributed SQL Database.

YDB is a versatile open source Distributed SQL Database that combines high availability and scalability with strong consistency and ACID transactions. It accommodates transactional (OLTP), analytical (OLAP), and streaming workloads simultaneously.

• YDB @ GitHub.

HugeGraph is a full-stack graph database system A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends).

providing complete graph data processing capabilities from storage, real-time querying to offline analysis, supporting both Gremlin and Cypher query languages.

• HugeGraph @ GitHub.

Related contents:

• The Apache Software Foundation Announces New Top-Level Project @ The ASF.

Limbo is a work-in-progress, in-process OLTP database management system, compatible with SQLite.

Related contents:

• Episode #626: Turso is rewriting SQLite in Rust @ Changelog Interviews.
• Introducing Limbo: A complete rewrite of SQLite in Rust @ Turso.

the Poor Man's Logger.

Logs, metrics, dashboards, and alerts in one small SQLite-backed binary. Built for self-hosters, queried with plain SQL. pooml is a logs + metrics server in one small binary: SQLite inside, SQL outside, a web UI on top. Ship logs from FluentBit, push metrics over OTLP or scrape Prometheus endpoints, draw dashboards, get alerts on your phone.

• pooml @ GitHub.