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Databases
Databases open-source alternatives curated by the directory.
Databases
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46 of 46 tools
Conar
AGPL-3.0
Modern PostgreSQL database management with AI-powered filtering, natural language queries, and cloud sync. Focus on your data while AI handles complexity.
CrateDB
Apache-2.0
Distributed SQL database designed for high-speed ingestion and complex queries on massive datasets, ideal for IoT and time-series data.
Dragonfly
Unknown
Dragonfly is a high-performance, Redis-compatible in-memory data store that delivers up to 25x more throughput and 80% lower costs than legacy solutions.
FerretDB
Apache-2.0
A database proxy that enables MongoDB compatibility with PostgreSQL backend, allowing seamless use of MongoDB tools and drivers while avoiding vendor lock-in.
Garage
AGPL-3.0
Self-contained distributed object storage with S3 API compatibility. Runs on minimal hardware, replicates data across 3 zones for maximum resilience.
HelixDB
Apache-2.0
Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries.
Memgraph
Unknown
Memgraph is a scalable, in-memory graph database solution offering high-performance computing and Neo4j compatibility.
Neon Postgres
Apache-2.0
Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing
OceanBase
Unknown
Scalable, high-availability database system supporting OLTP, OLAP, and hybrid transactional/analytical processing workloads.
Peergos
AGPL-3.0
A peer-to-peer encrypted filesystem for secure file storage, sharing, and collaboration with end-to-end encryption and user-controlled data.
SlateDB
Apache-2.0
SlateDB is an embedded storage engine that leverages object storage for durability, scalability, and simplified replication without the need for disk management.
Spacedrive
AGPL-3.0
A cross-platform file manager that unifies your devices into a seamless, organized digital workspace.
Storj
AGPL-3.0
Storj offers a distributed cloud storage platform with enhanced security, global performance, and significant cost savings compared to traditional providers.
TiDB
Apache-2.0
Distributed SQL database combining OLTP and OLAP capabilities, offering horizontal scalability, high availability, and real-time analytics.
Timescale
Unknown
Extend PostgreSQL for time-series data with automatic partitioning, scalable ingestion, and advanced analytics for mission-critical applications.
Turso
MIT
Turso provides a simple developer experience with SQLite compatibility, allowing you to build and scale multi-tenant applications with unlimited databases.
JanusGraph
NOASSERTION
JanusGraph: an open-source, distributed graph database
KairosDB
Apache-2.0
Fast scalable time series database
OpenTSDB
LGPL-2.1
A scalable, distributed Time Series Database.
Prometheus
Apache-2.0
The Prometheus monitoring system and time series database.
QuestDB
Apache-2.0
QuestDB is a high performance, open-source, time-series database
CozoDB
MPL-2.0
A transactional, relational-graph-vector database that uses Datalog for query. The hippocampus for AI!