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Open Source Projects Directory

Explore open source software projects used throughout modern enterprise technology environments.

The Decision Insights Open Source Projects Directory provides information about software projects, foundations, communities, and technologies that power modern infrastructure, networking, security, observability, cloud, AI, and software development environments.

Project profiles help technology teams understand project purpose, ecosystem relevance, adoption patterns, associated organizations, related technologies, and industry context.

Use the search bar to discover projects by technology category, functionality, programming language, vendor ecosystem, or market segment.

1,688 results ยท page 4 of 85

  • Apache Buildr

    Apache Buildr is a build system for JVM projects using a Ruby-based DSL for build automation and Maven-style dependency management.

  • Apache Buildstream

    Apache Buildstream is a declarative build and integration framework for reproducible, sandboxed software stacks under The Apache Software Foundation.

  • Apache BVal

    Apache BVal is a Java Bean Validation implementation providing annotation-based constraint validation for Java and Jakarta EE applications.

  • Apache Calcite

    Apache Calcite is a framework for SQL parsing, optimization, and query virtualization embedded in data platforms and query engines.

  • Apache Camel

    Apache Camel is an open-source integration framework for implementing enterprise integration patterns and routing data across systems.

  • Apache CarbonData

    Apache CarbonData is a columnar storage format and computing framework for big data analytics integrated with Apache Spark.

  • Apache Cassandra

    Apache Cassandra is a distributed NoSQL wide-column database for high-availability, horizontally scalable enterprise data storage.

  • Apache Causeway

    Apache Causeway is a Java-based framework for generating domain-driven enterprise web UIs and REST APIs from annotated domain models.

  • Apache Cayenne

    Apache Cayenne is an open-source Java ORM framework and persistence layer for relational databases.

  • Apache Celeborn

    Apache Celeborn is a remote shuffle service that externalizes shuffle operations for Apache Spark and Apache Flink in large-scale clusters.

  • Apache Celix

    Apache Celix is an OSGi-based modular runtime framework for C and C++ that enables dynamic, service-oriented native applications.

  • Apache Chainsaw

    Apache Chainsaw is a graphical log viewer for Apache Log4j log events used for real-time inspection, filtering, and monitoring.

  • Apache Chemistry

    Apache Chemistry is an open-source project providing CMIS-based client libraries and APIs for interoperating with enterprise content repositories.

  • Apache Chukwa

    Apache Chukwa is a data collection and analysis framework for monitoring large distributed systems on Apache Hadoop.

  • Apache Clerezza

    Apache Clerezza is a Java and OSGi-based framework for building RDF and linked data applications using semantic web standards.

  • Apache Click

    Apache Click is a component-based Java web application framework for building server-side web applications using a page and control model.

  • Apache CloudStack

    Apache CloudStack (Incubating) is an open-source cloud infrastructure management platform for IaaS-style private, public, and hybrid clouds.

  • Apache Cocoon

    Apache Cocoon is an XML publishing framework for Java that uses pipelines to transform structured content into multiple output formats.

  • Apache Commons

    Apache Commons is a collection of reusable Java libraries providing utility and infrastructure components for Java-based applications.

  • Apache Commons BCEL

    Apache Commons BCEL (Byte Code Engineering Library) is a Java library for analyzing, creating, and transforming JVM class files.