18.6
Chroma is open-source data infrastructure for AI that stores embeddings and metadata and supports search and retrieval across text, images, and other modalities.
Free planOpen sourceAndroidiOSWeb
Alternatives to PGlite
28.6
SQLite is a transactional SQL database engine that runs inside an application, without a separate server process or configuration.
Free planOpen sourceAndroidiOSWeb
38.1
HSQLDB is a Java-based relational database engine with in-memory and disk-based tables, available in embedded and server modes.
Free planOpen sourceAPILinuxmacOS
- 4
RxDB
RxDB is a JavaScript NoSQL database that runs inside an app and stores data locally on the client.
Free planAndroidiOSWebAPI7.5From $99 a month - 5
LadybugDB
LadybugDB is an embedded columnar graph database intended for analytical workloads and agentic applications.
Free planAndroidiOSWebAPI7.4Free plan - 6
RocksDB
RocksDB is a free, embeddable C++ library that stores persistent key-value data.
Free planiOSAPILinuxmacOS7.0Free plan - 7
UnQLite
UnQLite is an embedded NoSQL database engine that gives applications key/value and document-store interfaces without a separate server process.
Free planAPILinuxmacOSSelf-hosted7.0From $15,000 a year - 8
EJDB2
EJDB2 is a free, open-source JSON database engine implemented as a C library for embedding in applications.
Free planiOSAPILinuxmacOS6.9Free plan - 9
Firebird
Firebird is a free, open-source relational database management system with ANSI SQL features, available for Linux, macOS, Windows, and self-hosted deployment.
Free planLinuxmacOSSelf-hostedWindows6.9From €199 a month - 10
ObjectBox
ObjectBox is an embedded, object-oriented NoSQL database for mobile apps and IoT devices.
Free planAndroidiOSAPILinux6.9Free plan - 11
Qdrant
Qdrant is a vector similarity search engine and API for storing, searching, and managing vectors alongside payload data.
Free planWebAPILinuxmacOS6.9Free plan - 12
PouchDB
PouchDB is a free, open-source JavaScript database for applications that store data locally and sync with CouchDB or compatible servers.
Free planAndroidiOSWebLinux6.8Free plan - 13
bbolt
bbolt is a maintained fork of Bolt, providing Go applications with an embedded key-value store instead of a full database server.
Free planAndroidiOSLinuxmacOS6.7Free plan - 14
DuckDB UI
DuckDB UI is a browser-based interface for working with a local DuckDB instance, added through the ui extension.
Free planWebExtensionLinuxmacOS6.7Free plan - 15
LiteDB
LiteDB is a serverless, embedded .NET NoSQL document database distributed as a single DLL.
Free planAndroidiOSAPILinux6.7Free plan - 16
H2 Database Engine
H2 Database Engine is a free SQL database written in Java.
Free planWebAPILinuxmacOS6.6Free plan - 17
eXtremeDB
eXtremeDB is an in-memory database system designed for embedded devices and applications.
AndroidiOSAPILinux6.3 - 18
LanceDB
LanceDB is an AI-native multimodal lakehouse for developing training datasets.
Free planAPILinuxSelf-hosted6.1Free plan - 19
sql.js
sql.js is a free, MIT-licensed JavaScript library for creating and querying relational SQLite databases in web browsers and Node.js.
Free planWebAPISelf-hosted6.1Free plan - 20
WiredTiger
WiredTiger is a free, open-source NoSQL data engine for data management, developed and maintained by MongoDB, Inc., where it is the principal database storage engine.
Free planAPILinuxmacOSSelf-hosted6.1Free plan - 21
libSQL
libSQL is an open-source, open-contribution relational database fork of SQLite maintained by Turso.
WebAPILinuxmacOS6.0 - 22
LevelDB
LevelDB is a free, BSD-3-Clause key-value storage library for applications that need ordered mappings from string keys to string values.
Free planLinuxmacOSSelf-hostedWindows5.9Free plan - 23
LMDB
LMDB is a free embedded key-value database developed for the OpenLDAP Project.
WebLinuxmacOSSelf-hosted5.8 - 24
Tkrzw
LinuxmacOSSelf-hostedWindows5.5 - 25
Pebble
Self-hosted5.3 - 265.2
- 27
Perst
AndroidWeb4.9 - 28
Badger
LinuxmacOSWindows4.8 - 29
Empress Embedded Database
LinuxWindows4.6