Repository Index

AgensGraph, a high performance transactional graph database based on PostgreSQL

• graph-database
• multi-model-database
• postgresql
• enterprise

High-performance, columnar, in-memory store with bitmap indexing in Go

• db
• soa
• indexing
• bitmap

Secure Vault for Customer PII/PHI/PCI/KYC Records

• gdpr
• pii
• piidata
• security

PostgreSQL® backup and restore service

• postgresql
• backup
• restore
• cloud-object-storage

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

Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.

• embeddings
• go
• golang
• llm

moss - a simple, fast, ordered, persistable, key-val storage library for golang

A RocksDB compliant high performance scalable embedded key-value store

• key-value-store
• kvs
• storage-engine
• speedb

A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in

• database
• drop-in-replacement
• in-memory
• kividb

Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.

• bolt
• cypher
• database
• enterprise-solutions

NoSQL embedded document store for Java

• nosql
• embedded-database
• documentdb
• android

Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more)

• go
• golang
• key-value
• key-value-store

Carthage cache for S3, Minio, Ceph, Google Storage, Artifactory and many others

• carthage
• ios
• package-manager
• s3

A Lua client library for the redis key value storage system.

BlinkDB: Sub-Second Approximate Queries on Very Large Data.

Database-independent migration library

• clojure
• database
• migrations
• sql

Swift database - fast, simple and lightweight (iOS, macOS)

• ios
• database
• edge
• embedded

High-performance write & space optimized transactional storage engine.

• storage-engine
• c-library
• database
• lsm-tree

ZoneTree is a persistent, high-performance, transactional, ACID-compliant ordered key-value database and LSM-tree storage engine for .NET.

• lsm-tree
• key-value-store
• atomicity
• consistency

Leaderboards backed by Redis in Ruby

An open-source columnar data format designed for fast & realtime analytic with big data.

• indexr
• columnar-storage
• olap
• datawarehouse

Open-source live tracking, flight database and competition platform for soaring pilots

• skylines
• xcsoar
• python
• ember

:headphones: A NoSQL C#/.NET RethinkDB database driver with 100% ReQL API coverage.

• driver
• rethinkdb
• reql
• regrid