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akka/akka-core

A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.

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 (13,277 stars)
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 (3,547 forks)
Indexed issues
 (201 indexed issues)
open beginner issues
 (201 open beginner issues)
Latest indexed
Jul 24, 2026
Last GitHub push
May 6, 2026
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Contributing guide
Code of conduct
Code of conduct
Dominant language
Scala
PR merge metrics
 (Avg merge 8d 19h) (10 merged PRs in 30d)
Beginner labels
help wantedgood first issue

Issues

201 open indexed issues

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Open
Better documentation of event stream semantics
1 - triagedhelp wantedt:coret:typed

akka/akka-core #26,854 opened May 2, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Source.actorRefWithAck for batch sending to stream
1 - triagedhelp wantedt:stream

akka/akka-core #26,818 opened Apr 26, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
Missing Java API for muting events
1 - triagedhelp wantedt:javat:testing

akka/akka-core #26,434 opened Feb 22, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
Missing docs for Java testkit EventFilter
1 - triagedhelp wantedt:docst:javat:testing

akka/akka-core #26,433 opened Feb 22, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
multi-jvm-testing for Maven
1 - triagedhelp wantedt:testing

akka/akka-core #26,385 opened Feb 14, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
watchWith and failure
1 - triagedhelp wantednice-to-have (low-prio)t:typed

akka/akka-core #26,296 opened Jan 28, 2019 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments1 reaction0 assignees
Open
Add blocking queue's fairness configuration support.
1 - triagedhelp wantednice-to-have (low-prio)t:core

akka/akka-core #26,086 opened Dec 9, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
Port Netty's FastThreadLocal like thing to Akka.
1 - triageddiscusshelp wantednice-to-have (low-prio)

akka/akka-core #25,974 opened Nov 25, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments0 reactions0 assignees
Open
UDP tests fail on Windows and Java 11
1 - triagedfailedhelp wantedt:iot:jdk-next

akka/akka-core #25,882 opened Nov 7, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
concatSubstreams hangs when used as documented.
1 - triagedhackathonhelp wantedt:docst:stream

akka/akka-core #25,814 opened Oct 19, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
14 comments0 reactions0 assignees
Open
Write more tests in Java for Typed
1 - triagedhelp wantedt:typed

akka/akka-core #25,748 opened Oct 5, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments3 reactions0 assignees
Open
Unclear doc of delta replication of ORMap
1 - triagedhelp wantedt:distributed-data

akka/akka-core #25,738 opened Oct 4, 2018 · Scala · 13,277 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees