Repository Index

Free and Open Source, Distributed, RESTful Search Engine

• elasticsearch
• java
• search-engine

Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Extends Valkey and Redis with over 60 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..

• java
• redis
• lock
• map

The official home of the Presto distributed SQL query engine for big data

• java
• presto
• hive
• hadoop

🔎 Open source distributed and RESTful search engine.

• search
• search-engine
• analytics
• java

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

• java
• presto
• hive
• hadoop

Apache ZooKeeper

• zookeeper
• database
• hacktoberfest
• java

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

• database
• olap
• sql
• analytics

Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.

• cassandra
• java
• database

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.

• java
• hazelcast
• in-memory
• big-data

JanusGraph: an open-source, distributed graph database

• graph-database
• tinkerpop
• gremlin
• hbase

Distributed Graph Database

Apache Ignite

• distributed-sql-database
• iot
• osgi
• network-client

A scalable, distributed Time Series Database.

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

• orientdb
• graph-database
• document-database
• dbms

Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance

• decentralized
• p2p
• p2p-network
• privacy

A distributed in-memory data store for the cloud

Awesome Procedures On Cypher for Neo4j - codenamed "apoc"                     If you like it, please ★ above ⇧            

• graph-database
• graph-algorithms
• stored-procedures
• neo4j

TranslatedUniversal, flexible, high-performance distributed ID generator.

• distributed
• id
• idgenerator
• snowflake

A distributed system designed to ingest and process time series data

Distributed database specialized in exporting key/value data from Hadoop

Neo4j ElasticSearch Integration

The legacy distributed object storage server developed by PitchPoint Solutions can store billions of large and small files using minimal resources. Object data is stored in replicated volumes implemented like Facebooks Haystack Object Store. Object metadata which essentially maps an object name to a volume position is stored in an elasticsearch index. (Development by PitchPoint Solutions has been discontinued)

• distributed-storage
• distributed-systems
• vertx
• rxjava

Stateful actors on Apache Flink 2.x and Java 21 — durable per-key state, exactly-once messaging, Kafka and Kinesis I/O, Kubernetes-native deployment. Continues the Apache Stateful Functions programming model on the modern Flink line.

• actor-model
• apache-flink
• distributed-systems
• event-driven