GridDB: A New Key Value Store from Toshiba — A scalable, high performance key value store focusing on sensor data stored in time series.

ActorDB: A Distributed SQL Database — A distributed SQL database with the scalability of a KV store, while keeping the query capabilities of a relational database. It supports the MySQL protocol for ease of use.

OmniDB: A Web Tool for Database Management — A web tool that simplifies database management focusing on interactivity, designed to be powerful and lightweight. Supports MySQL, Oracle, SQL Server, and more.

Government Open Source Mandates Drive Postgres Adoption Worldwide — Commercial DBMSs with its high license and maintenance costs and vendor lock-in makes it difficult for government IT managers to effectively meet new operating challenges. Open source DBMSs provide performance and security at enormously reduced costs – learn more.

Dejavu: A Browser for Elasticsearch — A serverless, open source app built on React that lets you sort and filter through data held in Elasticsearch.

VisualAlchemist: A Web-Based Database Diagramming and Automation Tool — It’s open source but there’s an online demo here.

Datazenit 1.0: A Web-based Database Administration Tool — A clean web-based client for interacting with both Postgres and MySQL.

pgclimb: Export Data From PostgreSQL Into Different Data Formats — A handy utility to make it easy to export data from PostgreSQL into your desired format (including JSON, JSON Lines, CSV, XLSX, and XML).

DbDat: Db Database Assessment Tool — Performs checks on a database to evaluate security. Checks are performed by running queries or reading database configuration files. The goal is to highlight configuration issues that need immediate attention.