Similar to GNUデバッガ

Apache Maven

Apache OpenEJB

Apache OpenJPA

Apache OpenNLP

OpenOffice Writer

Apache POI

Apache Portable Runtime

Apache Solr

Apache Spark

Sqoop

Apache Thrift

Apache Tomcat

Apache Xalan

Apache Xerces

Apache ZooKeeper

APBS (software)

Apertium

AppleWin

Aptana

Ark (software)

Arora (web browser)

Atom (text editor)

Audacious (software)

Aufs