# Redisson - Valkey & Redis Java client
Complete Real-Time Data Platform High-performance async and lock-free Java client for Redis and Valkey based on [Netty](http://netty.io) framework. ## Features * Thread-safe implementation * JDK 1.8+ up to the latest version compatible * Android compatible * [Redis](https://redis.io) compatible - from 3.0 up to the latest version * [Valkey](https://valkey.io) compatible - from 7.2.5 up to the latest version * Supported deployment types * [Proxy](configuration.md/#proxy-mode) * [Multi-Cluster](configuration.md/#multi-cluster-mode) * [Multi-Sentinel](configuration.md/#multi-sentinel-mode) * [Single](configuration.md/#single-mode) * [Cluster](configuration.md/#cluster-mode) * [Sentinel](configuration.md/#sentinel-mode) * [Replicated](configuration.md/#replicated-mode) * [Master and Slaves](configuration.md/#master-slave-mode) * Amazon Web Services compatible * [AWS Elasticache Serverless](https://aws.amazon.com/elasticache/features/#Serverless) * [AWS Redis Global Datastore](https://docs.aws.amazon.com/AmazonElastiCache/latest/red-ug/Redis-Global-Datastore.html) * [AWS ElastiCache](https://docs.aws.amazon.com/AmazonElastiCache/latest/red-ug/WhatIs.html) * [Amazon MemoryDB](https://aws.amazon.com/memorydb) * Microsoft Azure compatible * [Azure Redis Cache](https://azure.microsoft.com/en-us/services/cache/) * [Azure Redis Cache active-passive replication](https://learn.microsoft.com/en-us/azure/azure-cache-for-redis/cache-how-to-geo-replication) * [Azure Redis Cache active-active replication](https://learn.microsoft.com/en-us/azure/azure-cache-for-redis/cache-how-to-active-geo-replication) * Google Cloud Memorystore compatible * [Google Cloud Redis](https://cloud.google.com/memorystore/docs/redis/) * [Google Cloud Redis High availability](https://cloud.google.com/memorystore/docs/redis/high-availability) * Redis Enterprise compatible * [Redis Enterprise](https://redis.com/redis-enterprise/) * [Redis Enterprise Active-Active databases](https://docs.redis.com/latest/rs/databases/active-active/get-started/) * [Redis Enterprise Multiple Active Proxy](https://docs.redis.com/latest/rs/databases/configure/proxy-policy/#about-multiple-active-proxy-support) * IBM Cloud compatible * [IBM Cloud Databases for Redis](https://www.ibm.com/cloud/databases-for-redis) * Aiven compatible * [Aiven for Redis](https://aiven.io/redis) * Supports auto-reconnection * Supports failed to send command auto-retry * Supports OSGi * Supports SSL * Asynchronous connection pool * Lua scripting * [RediSearch](data-and-services/services.md/#redisearch-service) * [JSON datatype](data-and-services/objects.md/#json-object-holder) * [JSON Store](data-and-services/collections.md/#json-store) * [Reactive Streams](api-models.md/#reactive-api) API * [RxJava3](api-models.md/#rxjava-api) API * [Asynchronous](api-models.md/#synchronous-and-asynchronous-api) API * Local cache support including [Caffeine](https://github.com/ben-manes/caffeine)-based implementation * [Cache API implementations](cache-api-implementations.md) Spring Cache, JCache API (JSR-107), Hibernate Cache, MyBatis Cache, Quarkus Cache, Micronaut Cache * [Distributed Java objects](data-and-services/objects.md) Object holder, JSON holder, Binary stream holder, Geospatial holder, BitSet, PublishSubscribe, Bloom filter, HyperLogLog * [Distributed Java counters](data-and-services/counters.md) AtomicLong, AtomicDouble, LongAdder, DoubleAdder * [Distributed Java collections](data-and-services/collections.md) JSON Store, Map, Multimap, Set, List, SortedSet, ScoredSortedSet, LexSortedSet, Queue, Deque, Blocking Queue, Bounded Blocking Queue, Blocking Deque, Delayed Queue, Priority Queue, Priority Deque * [Distributed Java locks and synchronizers](data-and-services/locks-and-synchronizers.md) Lock, FairLock, MultiLock, RedLock, ReadWriteLock, Semaphore, PermitExpirableSemaphore, CountDownLatch * [Distributed services](data-and-services/services.md) Remote service, Live Object service, Executor service, Scheduler service, MapReduce service * [Microservices integration](microservices-integration.md) Helidon, Micronaut, Quarkus * [Integration with Spring framework](integration-with-spring.md) Spring Boot Starter, Spring Cache, Spring Session, Spring Transaction Manager, Spring Cloud Stream, Spring Data Redis * [Web Session Management](web-session-management.md) Apache Tomcat Session, Spring Session, Micronaut Session * [Transactions API](transactions.md) * [Redis pipelining](pipelining.md) (command batches) * Supports many popular codecs ([Kryo](https://github.com/EsotericSoftware/kryo), [Jackson JSON](https://github.com/FasterXML/jackson), [Avro](http://avro.apache.org/), [Smile](http://wiki.fasterxml.com/SmileFormatSpec), [CBOR](http://cbor.io/), [MsgPack](http://msgpack.org/), [Amazon Ion](https://amzn.github.io/ion-docs/), [LZ4](https://github.com/jpountz/lz4-java), [Snappy](https://github.com/xerial/snappy-java), [Protobuf](https://github.com/protocolbuffers/protobuf) and JDK Serialization) * 2000+ unit tests ## Comparing solutions - [Redisson vs Jedis](https://redisson.org/feature-comparison-redisson-vs-jedis.html) - [Redisson vs Lettuce](https://redisson.org/feature-comparison-redisson-vs-lettuce.html) - [Redis vs Apache Ignite](https://redisson.org/feature-comparison-redis-vs-ignite.html) - [Redis vs Hazelcast](https://redisson.org/feature-comparison-redis-vs-hazelcast.html) - [Redis vs Ehcache](https://redisson.org/feature-comparison-redis-vs-ehcache.html) ## Success stories - [Moving from Hazelcast to Redis / Datorama](https://engineering.datorama.com/moving-from-hazelcast-to-redis-b90a0769d1cb) - [Migrating from Hazelcast to Redis / Halodoc](https://blogs.halodoc.io/why-and-how-we-move-from-hazelcast-to-redis-2/) - [Distributed Locking with Redis (Migration from Hazelcast) / ContaAzul](https://carlosbecker.com/posts/distributed-locks-redis/) - [Migrating from Coherence to Redis](https://www.youtube.com/watch?v=JF5R2ucKTEg) Upgrade to __[Redisson PRO](https://redisson.pro)__ with **advanced features**.