Addax is a versatile open-source ETL tool
MySQL/MariaDB connector for Python
An open-source, lightning-fast, and hyper-relevant search engine
chDB is an in-process OLAP SQL Engine
The stream database optimised for event sourcing
Readyset is a MySQL and Postgres wire-compatible caching layer
PostgreSQL-based Task Queue for Python
SQL Notebook — Casual data exploration in SQL
A free, open source, powerful tool for working with messy data
Lightweight and type-safe query builder for DynamoDB and TypeScript
A modern web frontend making aria2 easier to use
ReplicaDB is open source tool for database replication
Run periodic jobs in PostgreSQL
The fastest and simplest library for SQLite3 in Node.js
A Python Object-Document-Mapper for working with MongoDB
New way to create web server and NoSQL data model
A horizontally scalable, multi-tenant, long term Prometheus
A simple, fast and versatile Datalog database
Free database schema discovery and comprehension tool
Multiplayer at the speed of light
Fake Protocol Server
One advanced and mature open-source MPP
The lightweight, distributed relational database built on SQLite
Unix pager (with rich functionality) designed for work with tables
Web-based MongoDB admin interface, written with Node.js