Open source products used in Twitter
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Twitter uses many open source products and also contributes most of the code to open source. Here is the list of open source products used by Twitter. This list does not include the projects sponsored by twitter. https://github.com/twitter
has the list of projects sponsored by twitter.
: Twitter uses C++, Java, Scala and Ruby.
is a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's Column Family-based data model. http://cassandra.apache.org/
is an advanced key-value store. http://redis.io/
is high-performance, distributed memory object caching system. http://memcached.org/
is a most popular and widely used java based search engine library. http://lucene.apache.org/java/
is a server for aggregating log data that's streamed in real time from clients.https://github.com/facebook/scribe
is a framework for running applications on large clusters built of commodity hardware. http://hadoop.apache.org/
is a data warehouse system for Hadoop that facilitates easy data summarization, ad-hoc queries, and the analysis of large datasets stored in Hadoop compatible file systems. http://hive.apache.org/
is a data serialization system. It is a sub project of Apache Hadoop. http://hadoop.apache.org/avro
is a high-level data-flow language and execution framework for parallel computation. http://pig.apache.org/
is a software framework for scalable cross-language services development. It combines a software stack with a code generation engine to build services that work efficiently and seamlessly between programming languages. http://incubator.apache.org/thrift/
is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. http://zookeeper.apache.org/
provides an asynchronous event-driven network application framework and tools. It is a NIO client server framework which enables quick and easy development of network applications such as protocol servers and clients. http://www.jboss.org/netty