For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.
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ClickHouse® is a real-time analytics database management system
A scalable, distributed, collaborative, document-graph database, for the realtime web
- database
- distributed
- distributed-database
- document-database
Scalable datastore for metrics, events, and real-time analytics
A flexible distributed key-value database that is optimized for caching and other realtime workloads.
The open-source database for the realtime web.
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
A time-series database for high-performance real-time analytics packaged as a Postgres extension
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
Shared data types for building collaborative software
- yjs
- crdt
- shared-editing
- collaboration
high-performance graph database for real-time use cases
- database
- distributed
- go
- knowledge-graph
An open source cybersecurity protocol for syncing decentralized graph data.
Translated🏆 Real-Time no-code, powerful and secure ORM 🚀 providing APIs and Docs without coding by Backend, and Frontend(Client) can customize response JSONs
QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
Realm is a mobile database: a replacement for Core Data & SQLite
Embeddable Postgres with real-time, reactive bindings.
Apache Doris is a real-time analytics and hybrid search database for AI agents.
- olap
- database
- hudi
- iceberg
Apache Druid: a high performance real-time analytics database.
- druid
MySQL Server, the world's most popular open source database, and MySQL Cluster, a real-time, open source transactional database.
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.
Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.
- search-engine
- search
- mysql
- sphinxsearch
Realm is a mobile database: a replacement for SQLite & ORMs
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
- sparse-vector
- hybrid-search
- bm25
- full-text-search
Real-time monitor and web admin for Celery distributed task queue
- celery
- task-queue
- monitoring
- administration