An Embedded NoSQL, Transactional Database Engine
Hypothetical Indexes for PostgreSQL
Embeddable, replicated and fault tolerant SQL engine
High performance NoSQL database based on bitcask
Apache IoTDB
Command-line admin tool for observing and troubleshooting Postgres
H2 is an embeddable RDBMS written in Java
Scalable, fast, and disk-friendly vector search in Postgres
Irmin is a distributed database
DLE provides blazing-fast database cloning to build dev environments
Distributed database ecosphere
GridDB is a next-generation open source database
A relentless key-value store for the browser
Relational Database
Lightweight on-disk hash table for fast key-value storage in pure PHP
About MayWeb is a lightweight, beautifully designed local development
High-performance, NoSQL engine with transactions for Perl
Massively parallel, high performance analytics database
A tiny KV storage based on skiplist written in C++ language
High performance datastore for time series and tick data
A basic REST service for JSON data - enough for prototyping and MVPs
Columnar storage extension for Postgres
Simplest SQLite3 GUI program
Compile a school timetable. 2 versions: php/mysql and Java (new)
An Internet-scale database