QuestDB - QuestDB is the fastest open source time series database
Arctype - Free SQL Client for developers and teams. Available for Mac, Windows, Linux, and Web.
Waste Not - Open-source database of sustainable suppliers
Veezoo - Ask Natural Language questions against your SQL Database
Buy For Life - Find the most durable and sustainable products in the world
Numeracy - A SQL pad that gives you x-ray vision for your data