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Community-led development "The Apache Way"

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The World's Largest Open Source Foundation

  • 227M+ lines of code in stewardship
  • 4.2B+ lines of code changed
  • 3.9M+ code commits
  • 813 individual ASF Members
  • 8,000+ Apache Committers
  • 39,000+ code contributors
  • 460,000+ people involved in our communities
  • All volunteer community
  • 350+ Projects and Initiatives
  • 300+ Top-Level Projects
  • 45 podlings in the Apache Incubator
  • ~2 Petabytes source code downloads from Apache mirrors
  • 24M+ emails across 1,400+ mailing lists
  • Web requests received from every Internet-connected country on the planet
  • 35M+ weekly page views across apache.org

"The most popular open source software is Apache…"

DZone, “What Open Source Software Do You Use?”

"Apache-style licensing may yield more adoption and money."

Matt Asay, c|net

"Apache’s 'survival of the fittest' ethos breeds better software"

ZDNet

Latest News

Keep up with the ASF's news and announcements by subscribing to the Apache Announcements List, as well as following the Foundation Blog, Apache Weekly News Round-Ups, @TheASF on Twitter, The Apache Software Foundation on LinkedIn, and on Feathercast, the voice of the ASF.

The ASF develops, shepherds, and incubates hundreds of freely-available, enterprise-grade projects that serve as the backbone for some of the most visible and widely used applications in computing today. Through the ASF's merit-based process known as "The Apache Way," more than 765 individual volunteer Members and 7,600+ code Committers across six continents successfully collaborate on innovations in Artificial Intelligence and Deep Learning, Big Data, Build Management, Cloud Computing, Content Management, DevOps, IoT and Edge Computing, Mobile, Servers, and Web Frameworks, among other categories.

APACHE IS …

OPEN: The Apache Software Foundation provides support for 300+ Apache Projects and their Communities, furthering its mission of providing Open Source software for the public good.

INNOVATION: Apache Projects are defined by collaborative, consensus-based processes, an open, pragmatic software license and a desire to create high quality software that leads the way in its field.

COMMUNITY: We are a community of developers and users of enterprise-grade, Open Source Apache projects used in every Internet-connected country on the planet.

Apache Projects

The all-volunteer ASF develops, stewards, and incubates more than 350 Open Source projects and initiatives that cover a wide range of technologies. From Accumulo to Zookeeper, if you are looking for a rewarding experience in Open Source and industry leading software, chances are you are going to find it here. Are you powered by Apache?

Featured Projects

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Apache Xalan for Java XSLT Processor

Xalan-J is an XSLT processor for transforming XML documents into HTML, text, or other XML document types. It implements XSL Transformations (XSLT) Version 1.0 and XML Path Language (XPath) Version 1.0 and can be used from the command line, in an applet or a servlet, or as a module in...

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Apache Avro

Apache Avro is a data serialization system.

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Apache Ivy

Apache Ivy is a very powerful dependency manager oriented toward Java dependency management, even though it could be used to manage dependencies of any kind.

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Incubating Projects

The Apache Incubator is the primary entry path into The Apache Software Foundation for projects and codebases wishing to become part of the Foundation’s efforts. All code donations from external organisations and existing external projects seeking to join the Apache community enter through the Incubator.

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Apache DataSketches (Incubating)

DataSketches is an open source, high-performance library of stochastic streaming algorithms commonly called "sketches" in the data sciences. Sketches are small, stateful programs that process massive data as a stream and can provide approximate answers, with mathematical guarantees, to computationally difficult queries orders-of-magnitude faster than traditional, exact methods.

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Apache Training (Incubating)

The Training project aims to develop resources which can be used for training purposes in various media formats, languages and for various Apache and non-Apache target projects.

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Apache IoTDB (Incubating)

IoTDB is a data store for managing large amounts of time series data such as timestamped data from IoT sensors in industrial applications.

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Apache Project List

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