Central
https://repo1.maven.org/maven2/
11,439,867 indexed packages
Atlassian
https://packages.atlassian.com/mvn/maven-atlassian-external/
2,270,224 indexed packages
Sonatype
https://oss.sonatype.org/content/repositories/releases/
2,164,198 indexed packages
Hortonworks
https://repo.hortonworks.com/content/repositories/releases/
1,984,770 indexed packages
Spring Plugins
https://repo.spring.io/plugins-release/
1,464,969 indexed packages
Spring Lib M
https://repo.spring.io/libs-milestone/
1,348,510 indexed packages
JCenter
https://jcenter.bintray.com/
1,335,135 indexed packages
JBossEA
https://repository.jboss.org/nexus/content/repositories/ea/
793,543 indexed packages
Atlassian Public
https://maven.atlassian.com/content/repositories/atlassian-public/
715,811 indexed packages
KtorEAP
https://maven.pkg.jetbrains.space/public/p/ktor/eap/
470,547 indexed packages
BeDataDriven
https://nexus.bedatadriven.com/content/groups/public/
412,854 indexed packages
WSO2 Releases
https://maven.wso2.org/nexus/content/repositories/releases/
374,913 indexed packages
WSO2 Public
https://maven.wso2.org/nexus/content/repositories/public/
342,200 indexed packages
PentahoOmni
https://nexus.pentaho.org/content/groups/omni/
303,121 indexed packages
JBoss Releases
https://repository.jboss.org/nexus/content/repositories/releases/
279,997 indexed packages
XWiki Releases
https://maven.xwiki.org/releases/
269,720 indexed packages
Gigaspaces
http://maven-repository.openspaces.org/
245,621 indexed packages
Spring Lib Release
https://repo.spring.io/libs-release/
241,183 indexed packages
KotlinDev
https://maven.pkg.jetbrains.space/kotlin/p/kotlin/dev/
199,374 indexed packages
IBiblio
https://maven.ibiblio.org/maven2/