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3.9K Stars 264 Forks Apache License 2.0 1.3K Commits 139 Opened issues


ObjectBox is a superfast lightweight database for objects

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ObjectBox Java (Kotlin, Android)

ObjectBox is a superfast object-oriented database with strong relation support. ObjectBox is embedded into your Android, Linux, macOS, or Windows app.

Latest version: 2.9.1 (2021/03/15)

Demo code using ObjectBox:

Playlist playlist = new Playlist("My Favorites");
playlist.songs.add(new Song("Lalala"));
playlist.songs.add(new Song("Lololo"));

Other languages/bindings

ObjectBox supports multiple platforms and languages. Besides JVM based languages like Java and Kotlin, ObjectBox also offers:

Gradle setup

Add this to your root build.gradle (project level):

buildscript {
    ext.objectboxVersion = '2.9.1'
    dependencies {
        classpath "io.objectbox:objectbox-gradle-plugin:$objectboxVersion"

And this to our app's build.gradle (module level):

apply plugin: 'io.objectbox' // after applying Android plugin

First steps

Create data object class

, for example "Playlist".
@Entity public class Playlist { ... }
Now build the project to let ObjectBox generate the class
for you.

Prepare the BoxStore object once for your app, e.g. in

in your Application class:
boxStore = MyObjectBox.builder().androidContext(this).build();

Then get a

class for the Playlist entity class:
Box box = boxStore.boxFor(Playlist.class);


object gives you access to all major functions, like
, and

For details please check the docs.



Docs & Changelog, JavaDocs


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Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

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