Database (22)

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1.7KTop 1%
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apache shardingsphere

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
JavaApache-2.0Seasoned code • 47.2k commits • 10 years
1.2KTop 10%
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redisson redisson

Redisson - Valkey & Redis Java client. Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..
JavaApache-2.0Seasoned code • 10.8k commits • 12 years
1.1KTop 10%
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eXist-db exist

eXist Native XML Database and Application Platform
JavaLGPL-2.1Seasoned code • 25.5k commits • 12 years
936Top 10%
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OpenIdentityPlatform OpenDJ

OpenDJ is an open-source LDAP directory server written in Java. It provides robust, scalable, and secure directory services for identity management, access control, and authentication in enterprise environments. OpenDJ supports LDAPv3 standard, replication, REST APIs, and high-performance
JavaSeasoned code • 24.1k commits • 8 years
863Top 50%
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questdb questdb

QuestDB is a high performance, open-source, time-series database
JavaApache-2.0Seasoned code • 5.5k commits • 12 years
756Top 50%
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redis jedis

Redis Java client
JavaMITDeep bench • 237 contributors • 15 years
631Top 50%
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realm realm-java

Realm is a mobile database: a replacement for SQLite & ORMs
JavaApache-2.0Seasoned code • 9k commits • 14 years
555Top 50%
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brettwooldridge HikariCP

光 HikariCP・A solid, high-performance, JDBC connection pool at last.
JavaApache-2.0Star magnet • 20.8k stars
533Top 50%
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Ahoo-Wang CosId

Universal, flexible, high-performance distributed ID generator. | 通用、灵活、高性能的分布式 ID 生成器
JavaApache-2.0Release machine • 150 releases • 4.4 years
489Top 50%
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OpenHFT Chronicle-Map

Replicate your Key Value Store across your network, with consistency, persistance and performance.
JavaApache-2.0Star magnet • 2.9k stars
460Top 50%
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arangodb arangodb-java-driver

The official ArangoDB Java driver.
JavaApache-2.0Release machine • 128 releases • 11 years
441Top 50%
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speedment speedment

Speedment is a Stream ORM Java Toolkit and Runtime
JavaApache-2.0Seasoned code • 4.8k commits • 11 years
358
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JetBrains xodus

Transactional schema-less embedded database used by JetBrains YouTrack and JetBrains Hub.
JavaApache-2.0Star magnet • 1.2k stars
333
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requery requery

requery - modern SQL based query & persistence for Java / Kotlin / Android
JavaApache-2.0Star magnet • 3.1k stars
315
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Meituan-Dianping Leaf

Distributed ID Generate Service
JavaApache-2.0Star magnet • 6.7k stars
275
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vladmihalcea flexy-pool

FlexyPool adds metrics and failover strategies to a given Connection Pool, allowing it to resize on demand.
JavaApache-2.0Star magnet • 1.1k stars
267
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my2iu Jinq

LINQ-style queries for Java 8
JavaStar magnet • 662 stars
266
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vorburger MariaDB4j

MariaDB Embedded in Java JAR
JavaApache-2.027/52w active • 3 per week
217
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mhewedy spring-data-jpa-mongodb-expressions

Use the MongoDB query language to query your relational database, typically from frontend.
JavaApache-2.0100 stars
202
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justinsb jetcd

Java binding for etcd
JavaApache-2.0140 stars
155
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arkanovicz modality

Model Layer Implementation for a J2EE Pull MVC WebApp
JavaApache-2.05 commits over 4 weeks
136
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querystream querystream

Build JPA Criteria queries using a Stream-like API
HTMLApache-2.020 stars