Free and Open Source, Distributed, RESTful Search Engine

The official home of the Presto distributed SQL query engine for big data

Logstash - transport and process your logs, events, or other data

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

Use SQL to query Elasticsearch

A library for working with Bitcoin

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

Mycelium Bitcoin Wallet for Android

Knapsack plugin is an import/export tool for Elasticsearch

Deprecated Bitcoin Wallet

Lighthouse: a peer to peer crowdfunding app that uses Bitcoin

[This is the old, single node version for Elasticsearch 2.x, see the latest "Siren Federate" plugin for distributed Elasticsearch 5.x and 6.x capabilities]