Webiny is an open source enterprise CMS platform for users that are looking for great CMS experience, that is underpinned by unparalleled scalability, cost efficiency, infinite customization and data ownership through self-hosting.
QuestDB is an open source database for time series, events, and analytical workloads with a primary focus on performance. https://github.com/questdb/questdb
Rapid is a cloud-hosted service that allows mobile app and web developers to build real-time user interfaces.
Rapid makes building complex user interfaces a breeze by providing rich query capabilities. You can filter, order and page through your data without having to worry about indexes and optimization.
Memgraph is an in-memory graph database engineered to power real-time operational graph applications. Memgraph supports the Cypher and integrates deeply with the Python ecosystem to help you easily develop and deploy graph-based applications.
Crunchy Bridge is a fully managed database as a service. It takes care of backups, high availability, monitoring. Additionally it is multi-cloud supporting AWS and Azure and comes with PL/Python3u and PL/R for more powerful work.
Nebula Graph is a truly open-source graph database management system licensed under the Apache 2.0 license. It is the world’s only large-scale graph database solution with a latency of milliseconds.
I work with Lightsail a lot, and always wondered why is lightsail db's are so expensive. So I made a simpler barebones service based on AWS. Future features: 1. Cloud \ downloadable backups 2. Extended management, access to DBMS info
We are developing a brand new SQL database system. It's going to be Open Source. It's developed in C and C++. It aims to protects people data privacy and data security by default and by design. With ACID, SQL and high performance.