Contributing Search
All the projects below have beginner-friendly issues which are great places to start contributing
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trace4cats/trace4cats-jaeger-integration-test
Integration test for Trace4Cats and Jaeger
- #19 - Flaky tests due to special values being treated differently by Jaeger
- #18 - Flaky tests caused by inaccurate comparison
Contributing Guide Code of Conduct -
trace4cats/trace4cats-natchez
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akka/akka-persistence-dynamodb
DynamoDB plugin for Akka Persistence
- #161 - Support for pushing filtering from projection into the query (e.g. for events by tag)
- #156 - Custom Credential Provider
- #108 - Dependence on persisting system clock timestamps is vulnerable to clock skew
- #95 - Frequent fatal rejected envelopes from backtracking while recovering large backlog
- #80 - Expose DynamoDB client metrics through cinnamon
- #70 - Query backtracking improvements
Contributing Guide Code of Conduct -
awslabs/glue-extensions-for-iceberg
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oceanbase/spark-connector-oceanbase
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trace4cats/trace4cats-avro-kafka
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trace4cats/trace4cats-xray
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scalacenter/bloop-config
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saucam/shiva
A library for Simple High dimensional Indexed Vector search Algorithms
Contributing Guide Code of Conduct -
tegonal/scala-commons
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reactor/reactor
Reactor Bill Of Materials (tracking reactor-core, reactor-netty and more)
- #731 - Consider enabling discussions tab on GitHub
- #730 - Did we have some tools like Java-profilers for perfomance or cost analyzing?
- #720 - No dependency management for `reactor-tools` with classifier `original`
- #707 - Reproducible Builds
- #701 - Use Spotless plugin to enforce and update copyright headers
- #700 - Use Spotless plugin to help enforce basic formatting / license
Contributing Guide Code of Conduct -
traneio/ndbc
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datahub-project/datahub
The Metadata Platform for your Data and AI Stack
- #13962 - Bug: Highlighted Queries Do Not Show Who Added the Query
- #13960 - Aspects containing array fields of arbitrary size can lead to crippling performance degradation in pathological cases with large arrays
- #13953 - Superset column-level lineage (CLL) missing due to empty all_columns field in aggregate mode charts
- #13934 - The number of assets in the summary doesn't match the actual number of assets.
- #13929 - Data lineage is not sent to datahub gms
- #13902 - Filter datasets/tables using GraphQL for only input database name
Contributing Guide Code of Conduct -
line/armeria
Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.
- #6301 - Support "True" and "False" (capitalized) boolean values in StringValueConverter
- #6297 - Unable to retrieve original exception when RequestTimeoutException occurs before response in Thrift service
- #6286 - Implement JsonRpcService
- #6284 - Forwarded header with malformed value (e.g. /..) causes IllegalArgumentException during parsing
- #6282 - Enable retry throttling
- #6281 - Survey how metrics/traces/logs can be exported via OTLP with Armeria
Contributing Guide Code of Conduct -
sbt/sbt-bintray-bundle
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reactor/reactor-core
Non-Blocking Reactive Foundation for the JVM
- #4042 - Inconsistency in marble illustration for Flux.scan
- #4031 - Inconsistent behavior with VirtualTimeScheduler + `concatMap` operator + external scheduler
- #4026 - Add asynchronous version of Flux::scan
- #4024 - Added overloaded expectNextMatch to match multiple elements
- #4011 - [Doc] The "Search in all Project Reactor Docs" text button leads to a 400 error page.
- #4007 - Hidden TOC appears with long header titles
Contributing Guide Code of Conduct -
finos/morphir
A universal language for business and technology
- #359 - 2025-05-29 (29 May 2025) - Morphir Project Meeting
- #358 - 2025-05-15 (15 May 2025) - Morphir Project Meeting
- #356 - may 1 2025 - morphir
- #354 - 2025-04-17 (17 Apr 2025) - Morphir Project Meeting
- #353 - 2025-04-03 (3 Apr 2025) - Morphir Project Meeting
- #352 - 2025-03-20 (20 Mar 2025) - Morphir Project Meeting
Contributing Guide Code of Conduct -
ytsaurus/ytsaurus
YTsaurus is a scalable and fault-tolerant open-source big data platform.
- #1351 - yql random filter mapper failed
- #1340 - YQL non linear validation time growth
- #1337 - Set `exec_node_is_not_data_node = %true` by default for exec nodes
- #1325 - Queue input deduplication builtin
- #1319 - SSO: specific error in case token is valid, but user doesn't exit
- #1316 - Some kind of hybrid table for append only oltp load
Contributing Guide Code of Conduct -
openlineage/openlineage
An Open Standard for lineage metadata collection
- #3846 - [BUG] SparkApplicationStart sometimes emits job.name=unknown
- #3842 - [SPEC] Make eventType in RunEvent required
- #3837 - PySpark not able to consume OpenLineage-Spark jar with version above 1.26.0
- #3831 - [BUG] Iceberg UPDATE, DELETE, MERGE statements have no outputs
- #3820 - [BUG] withColumn Causes Loss of Table Lineage During Merge
- #3818 - [BUG] java.lang.TypeNotPresentException thrown - RefreshTableCommand not present
Contributing Guide Code of Conduct -
davidhollis/compose
A functional web application framework
- #14 - Create a user guide
- #13 - Add more complex demos
- #10 - Figure out how to force scaladoc to display `rendering.implicits`
- #9 - Installation section in README
- #8 - Routing middleware
- #7 - Compression middleware
Contributing Guide Code of Conduct