An in-memory database that persists on disk
Hypothetical Indexes for PostgreSQL
High performance NoSQL database based on bitcask
H2 is an embeddable RDBMS written in Java
Embeddable, replicated and fault tolerant SQL engine
Apache IoTDB
Massively parallel, high performance analytics database
Scalable, fast, and disk-friendly vector search in Postgres
A fast open-source OLAP database management system
Irmin is a distributed database
GridDB is a next-generation open source database
A relentless key-value store for the browser
Distributed database ecosphere
DLE provides blazing-fast database cloning to build dev environments
A tiny KV storage based on skiplist written in C++ language
Relational Database
About MayWeb is a lightweight, beautifully designed local development
Backup and Recovery Manager for PostgreSQL
High performance datastore for time series and tick data
Conveniently search and update any volume
A Key/data Store
DataFrame server for financial timeseries data
A basic REST service for JSON data - enough for prototyping and MVPs
Command-line admin tool for observing and troubleshooting Postgres