Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your own AI model to generate, explain, and optimize queries. Available on desktop, web, Docker, and CLI, with MCP support.
Repository Index
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1–24 of 28 · Most stars
QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
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
🔎 Open source distributed and RESTful search engine.
- search
- search-engine
- analytics
- java
Apache ZooKeeper
- zookeeper
- database
- hacktoberfest
- java
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
Apache IoTDB
Apache Pinot: a real-time analytics database for low-latency SQL and vector search, serving user-facing and agent-facing applications
Apache Hive
Apache HBase
- database
- java
- hbase
Apache Calcite
- geospatial
- calcite
- java
- big-data
Apache Ignite
- distributed-sql-database
- iot
- osgi
- network-client
Apache Kylin
- kylin
Apache Lucene open-source search software
- lucene
- search
- nosql
- java
Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
- database
- graph-database
- graph
- gremlin
Apache Curator
- database
- java
- curator
- consensus
Apache TinkerPop - a graph computing framework
- tinkerpop
- gremlin
- graph
- graphdb
Elassandra = Elasticsearch + Apache Cassandra
- cassandra
- elasticsearch
- search
- completion
Apache Solr open-source search software
- lucene
- solr
- search
- nosql
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.
- java
- elasticsearch
- full-text-search
- lucene
Mirror of Apache Pig
- pig
- java
- database