Apps similar to LMDB include SQLite, which is free and open source. Other options are Firebird, UnQLite, LevelDB and Berkeley DB. You can choose from more than 10 Relational Databases like LMDB for Linux, Mac, Windows, Android and self-hosting.
SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. SQLite is the most widely deployed SQL database engine in the world. The source code for SQLite is in the public domain.
Firebird is a relational database offering many ANSI SQL-92 features that runs on Linux, Windows, and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers.
UnQLite is a in-process software library which implements a self-contained, serverless, zero-configuration, transactional NoSQL database engine. UnQLite is a document store database similar to MongoDB, Redis, CouchDB etc.
Berkeley DB (BDB) is a software library that provides a high-performance embedded database for key/value data., Berkeley DB is the most widely used database toolkit in the world, with hundreds of millions of deployed copies.
An embedded transactional graph engine for Python backed by a LMDB file. Works with Python 2.6, 2.7 and 3.x.
Kyoto Cabinet is a library of routines for managing a database. The database is a simple data file containing records, each is a pair of a key and a value. Every key and value is serial bytes with variable length.
ObjectBox DB is an easy & fast object-oriented mobile database for Android, Linux, soon iOS. It supports relations, JavaRx, Kotlin. It is 10X faster than SQLite. And POJOs are POJOs.
QDBM is a library of routines for managing a database. The database is a simple data file containing records, each is a pair of a key and a value. Every key and value is serial bytes with variable length. Both binary data and character string can be used as a key and a value.
Tokyo Cabinet is a library of routines for managing a database. The database is a simple data file containing records, each is a pair of a key and a value. Every key and value is serial bytes with variable length.
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