Contributing Search
All the projects below have beginner-friendly issues which are great places to start contributing
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typelevel/algebra
Experimental project to lay out basic algebra type classes
- #253 - Archive this repo?
- #233 - Integrate intermediate steps between `CommutativeRing` and `Field`
- #218 - Integrating cats.kernel.Semigroup and friends
- #209 - Law testing guidelines
- #203 - Why don't we move Spire's Module/VectorSpace/MetricSpace/etc. here?
- #199 - Algebra Syntax (was #78 Symbolic Infix Operators)
Contributing Guide Code of Conduct -
akka/akka-persistence-cassandra
A replicated Akka Persistence journal backed by Apache Cassandra
- #1103 - Slow clean tagged events and overload Cassandra by overfetch insufficient data for deleteFromTagView
- #1055 - Utility to Discover and Delete Old Entities Based on Age
- #1046 - ClassNotFoundException
- #1045 - Custom dispatcher for specific sharded actor
- #965 - Placeholder/Discussion: Durable State support
- #964 - Cleanup.deleteAll fails if tagged events are not used
Contributing Guide Code of Conduct -
fulcrumgenomics/fgbio
Tools for working with genomic and high throughput sequencing data.
- #1050 - Many unit tests for `AssessPhasing` rely on a broken test fixture
- #1035 - Return pairs in ReviewConsensusVariants
- #1031 - How should we handle missing base qualities in the consensus caller?
- #1030 - Why do we use of hard-clipping when calculating the mate's start and end?
- #1015 - High number of "orphan consensus"
- #1014 - DuplexConsensusReads min-reads and max-reads-per-strand
Contributing Guide Code of Conduct -
scala-js/scala-js-dom
Statically typed DOM API for Scala.js
- #880 - `HTMLElement.style` API is Incomplete.
- #851 - MediaQueryList.addListener has wrong type
- #849 - Support Int.Locale
- #845 - Return Type of HTMLCanvasElement getContext is not clear.
- #842 - Clarify `enum` and `object literals` usage in `scalajs-dom`
- #826 - WebAudio classes
Contributing Guide Code of Conduct -
akka/akka-grpc
A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.
- #2051 - Failed: EdgeReplicationJavaDSLIntegrationSpec
- #2034 - Propagate GRPC Status Codes to Akka Insights
- #2033 - Promise already completed in AkkaNettyGrpcClientGraphStage
- #1966 - Document maven plugin settings
- #1956 - Why is flat_packages enabled by default?
- #1942 - Investigate direct protoc artifact dependency for maven plugin
Contributing Guide Code of Conduct -
typelevel/cats-mtl
cats transformer type classes.
- #516 - Rebranding Cats MTL to emphasize the Capabilities, not the Monad Transformers
- #444 - handle error with partial function
- #305 - Can't migrate from v0.7: StateT[EitherT, ...], ...] vs. EitherT[StateT, ...], ...]
- #287 - New typeclass to run reader-like effects
- #227 - Inductive instances over ContT
- #226 - Add a cats-mtl-free submodule
Contributing Guide Code of Conduct -
scala/scala-xml
The standard Scala XML library
- #607 - Name predicates: which XML version?
- #532 - ConstructingParser does not tolerate start of file whitespace
- #528 - CDATA in MarkupParser
- #403 - Unique identifier for the Node instances
- #384 - Cross-refs to JDK 11 broken in Scaladoc 2.13
- #292 - Issue when XML contains Processing Instruction , but no Declaration
Contributing Guide Code of Conduct -
akka/akka-persistence-jdbc
Asynchronously writes journal and snapshot entries to configured JDBC databases so that Akka Actors can recover state
- #848 - Failed: H2ScalaEventsByTagTest
- #824 - Durable State broken after upgrading to slick 3.5.x
- #802 - MySQL durable state implementation
- #793 - Might the schema of event_jounal be optimized?
- #686 - Implement Delete effect for DurableState
- #673 - failure: Some eventsByTag tests fail with Oracle and legacy.ByteArrayReadJournalDao
Contributing Guide Code of Conduct -
comcast/sirius
A distributed system library for managing application reference data
- #140 - Support HTTP for Sirius following instead of Akka remoting
- #131 - AskTimeoutExceptions during startup
- #126 - Subset of follower nodes missing data
- #125 - nodetool requires akka.tcp protocol that SiriusShortNameParser doesn't support
- #112 - Old deletes need to be purged during Compaction
- #104 - Stale ActorRef eviction is broken
Contributing Guide Code of Conduct -
lightbend/cloudflow
Cloudflow enables users to quickly develop, orchestrate, and operate distributed streaming applications on Kubernetes.
- #1355 - create the SensorDataJsonSupport object
- #1349 - Communication on deprecation of cloudflow
- #1233 - Cloudflow CLI: incomplete pods status on deployment (1/0)
- #1231 - Docs need attention for: "Download and install the Cloudflow CLI"
- #1230 - Docs need attention for Protobuf in v2.3.1
- #1225 - Support for Java 17
Contributing Guide Code of Conduct -
playframework/play-bootstrap
A Play Framework library for Bootstrap
- #136 - Setup / clean up repo
- #135 - Option to handle translated strings as HTML
- #134 - Support for Bootstrap 5
- #133 - using custom file input, .invalid-feedback not shown.
- #132 - Cannnot select default option in select input
- #127 - Checkbox error text is always hidden
Contributing Guide Code of Conduct -
playframework/twirl
Twirl is Play's default template engine
- #894 - `Implicit parameters should be provided with a using clause` warning since Scala 3.7
- #839 - can not use using/given in twirl templates
- #771 - Dependency Dashboard
- #571 - Incorrect calculation the column of error for template with first line comments
- #498 - Fix problems regarding Scala 3 and sourcePositionMapper
- #420 - Not possible to add scaladoc comment for the generated template object
Contributing Guide Code of Conduct -
monadless/monadless
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sbt/zinc
Scala incremental compiler library, used by sbt and other build tools
- #1541 - Add unit test to check Analysis version
- #1540 - Nondeterministic behavior when running zinc multiple times in different folders
- #1529 - Stack overflow when writing analysis
- #1527 - Consistent Analysis fails on AppVeyor?
- #1509 - Feature Request: Make Consistent Analysis Compression toggleable
- #1500 - CI: Some tests are run twice in same run
Contributing Guide Code of Conduct -
playframework/anorm
The Anorm database library
- #627 - AkkaStream & PekkoStream usage can lead to threads blocked/waiting
- #626 - Drop Scala 2.11 (and 2.12?)
- #623 - docs: missing changelog or release note for v2.8.0
- #603 - Unreachable case except for null warning by Macro.namedParser with Scala 3 enum
- #560 - Incorrect error message when column is unexpectedly NULL
- #525 - Default Column[LocalDateTime] instance lose nanoseconds precision
Contributing Guide Code of Conduct -
akka/akka-management
Akka Management is a suite of tools for operating Akka Clusters.
- #1391 - Cluster Formation in Dynamic Enviornments
- #1278 - Support gRPC health checks
- #1251 - Failed: Integration Tests for Kubernetes API with Maven
- #1240 - failed: Integration test for Kubernetes Lease - sbt expected single file for component
- #1107 - Failed: Integration tests for Kubernetes API
- #1075 - new-cluster-enabled and SBR
Contributing Guide Code of Conduct -
azure/azure-event-hubs-spark
Enabling Continuous Data Processing with Apache Spark and Azure Event Hubs
- #693 - Specifying transportType in ehConf
- #691 - com.microsoft.azure:azure-eventhubs-spark_2.12:2.3.22 library not found on databricks
- #690 - com.microsoft.azure:azure-eventhubs-spark_2.12:2.3.22 installation failure in Databricks cluster
- #689 - Java 11 support so connector can be used on Synapse?
- #688 - pyspark - azure eventhub emulator - com.microsoft.azure.eventhubs.CommunicationException: Connection refused
- #687 - java.util.concurrent.TimeoutException: Futures timed out after [5 minutes]
Contributing Guide Code of Conduct -
47degrees/github4s
A GitHub API wrapper written in Scala
- #888 - Support reference deletion
- #887 - Support merging of a pull request
- #840 - Flaky test `Repos >> ListStatus`
- #836 - Support for Scala Native
- #810 - List followers of a user
- #769 - patch field being String in FileComparison causing compareCommit to crash
Contributing Guide Code of Conduct -
scalacenter/scalajs-bundler
- #495 - Documentation not accurate
- #479 - Could this be published with SBT 1.9.x?
- #457 - webpackExtraArgs is ignored
- #435 - BundlingMode.LibraryAndApplication() does not work with sourcemap to false
- #434 - Use with IntegrationTests
- #431 - sourcemap not work with BundlingMode.LibraryAndApplication
Contributing Guide Code of Conduct -
comcast/ip4s
Defines immutable, safe data structures for describing IP addresses, multicast joins, socket addresses and similar IP & network related data types
Contributing Guide Code of Conduct