RocksDB

linera-protocollinera-io/linera-protocol

A decentralized blockchain infrastructure for highly scalable, secure, low-latency Web3 applications.

TiKVtikv/tikv

A distributed, transactional key-value database built in Rust, offering ACID compliance and horizontal scalability.

wazuhwazuh/wazuh

An open-source unified XDR and SIEM platform for threat prevention, detection, and response across endpoints and cloud workloads.

DiceDBDiceDB/dice

An open-source, low-latency key/value engine built on Valkey with hierarchical storage tiers and query subscriptions.

dragonboatlni/dragonboat

A feature-complete, high-performance multi-group Raft consensus library in Go for building fault-tolerant distributed systems.

Kvrocksapache/incubator-kvrocks

A distributed key-value NoSQL database compatible with Redis protocol, using RocksDB for storage to reduce memory costs and increase capacity.

ledisdbsiddontang/ledisdb

A high-performance NoSQL database server written in Go, similar to Redis but stores data on disk.

CozoDBcozodb/cozo

A transactional, relational-graph-vector database that uses Datalog for query, designed as the hippocampus for AI.

HugeGraphapache/incubator-hugegraph

A fast, highly-scalable graph database supporting over 10 billion vertices and edges with OLTP capabilities and dual Gremlin/Cypher query language support.

Robinhood's Faustfaust-streaming/faust

A Python stream processing library that ports Kafka Streams concepts to Python, enabling scalable event processing and in-memory durable key/value stores.

oxigraphoxigraph/oxigraph

A SPARQL graph database written in Rust, providing compliant, safe, and fast RDF data storage and querying.

RobustMQrobustmq/robustmq

A unified messaging engine built in Rust that supports MQTT, Kafka, NATS, AMQP, and mq9 protocols on a single shared storage layer.

electrumrsromanz/electrs

An efficient Rust-based Electrum server for self-hosted Bitcoin wallet synchronization with a full node.

n2osynrc/n2o

Embeddable message protocol loop library for WebSocket, HTTP, MQTT, and TCP servers with unified API.

Nitrite Databasedizitart/nitrite-database

An open-source NoSQL embedded document store for Java, supporting in-memory and file-based persistence with a simple API.

Kaspakaspanet/rusty-kaspa

A Rust-based full-node implementation for the Kaspa blockchain, serving as the recommended node software for the network.

KiteSQLKipData/KiteSQL

A lightweight embedded relational database for Rust with a native Rust data API, supporting SQL execution and typed ORM.

UStoreunum-cloud/ustore

A modular multi-modal transactional database for AI and semantic search, replacing MongoDB, Neo4J, and Elastic with a single ACID solution.

StreamizLGouellec/streamiz

A .NET stream processing library for Apache Kafka, providing a Kafka Streams-like API for building real-time applications.

StreamizLGouellec/kafka-streams-dotnet

A .NET stream processing library for Apache Kafka, providing a Kafka Streams-like API for building real-time applications.

Vastochrislusf/vasto

A distributed, on-disk key-value store that scales RocksDB with seamless cluster resizing and eventual consistency.

DiemOLSF/libra

A reference implementation of a neutral replicated state machine, forked from Libra/Diem with permissionless upgrades and a novel Sybil resistance mechanism.

0LOLSF/libra

A reference implementation of a neutral replicated state machine, forked from Libra/Diem with enhancements for decentralization and permissionless operation.

rs-merkle-treealrevuelta/rs-merkle-tree

A Rust Merkle tree library with configurable storage backends and hash functions, optimized for fast proof generation.

cryptoballotcryptoballot/cryptoballot

A cryptographically secure, decentralized, and end-to-end verifiable voting system backend for real-world elections.

rgitw4/rgit

A blazingly fast, modern web frontend for browsing bare Git repositories, built in Rust.

Archiveparitytech/substrate-archive

Indexes all blocks, state, and extrinsic data from Substrate-based blockchains into PostgreSQL.

kvssynrc/kvs

A compact Elixir/Erlang database abstraction layer with polymorphic tuples and multiple backend support.

Ciriciri-ethereum/ciri

A researcher-friendly Ethereum implementation and blockchain toolbox written in Ruby for building custom chains.

Europapatractlabs/europa

A sandbox environment for developing and debugging smart contracts on Substrate, focusing on the FRAME Contracts pallet.