Contributing Search
All the projects below have beginner-friendly issues which are great places to start contributing
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twitter/storehaus
Storehaus is a library that makes it easy to work with asynchronous key value stores
- #354 - Finagle Deps are way behind the mainline.
- #351 - redis fails if you do an empty multiget
- #340 - Memcache write-read error
- #339 - how to integrate hbase with summingbird?
- #338 - Replace addOpt with Seimgroup.maybPlus after merging latest algebird
- #329 - RedisSortedSet mergeable has a questionable semigroup
Contributing Guide Code of Conduct -
scoverage/scalac-scoverage-plugin
Scoverage Scala Code Coverage Core Libs
- #680 - Running under scoverage changes a != null check to call .equals(null)?
- #643 - warning not raised when coverage enabled
- #619 - scoverage runtime should not build with latest Scala 2.13.x due to SIP-51
- #582 - No way to determine source file location of class in cobertura report
- #492 - Any plan to support incremental compilation?
- #485 - [Feature] Support excludedPackages and excludedFiles for scala3
Contributing Guide Code of Conduct -
dispatch/reboot
Scala wrapper for the Java AsyncHttpClient.
- #236 - Set up dependency update for this repository
- #231 - Emoji character in domains not recognized correctly (punycode)
- #190 - Investigate different thread allocation semantics under the hood
- #111 - Having to unwrap exceptions from ExecutionException
Contributing Guide Code of Conduct -
xebia-functional/fetch
Simple & Efficient data access for Scala and Scala.js
- #602 - DataCache trait doesn't allow to use bounds and typeclasses on keys and values
- #429 - Make possible to define timeouts on smaller parts of Fetch and handle timeouts (or other errors)
- #352 - Http4sExample fails
- #165 - Discuss how the Fetch implementation could support streaming
- #163 - Less restrictive DataSource effect implicits
- #142 - Supporting cache backend
Contributing Guide Code of Conduct -
arainko/ducktape
Automatic and customizable compile time transformations between similar case classes and sealed traits/enums, essentially a thing that glues your code. Scala 3 only. Or is it duct 🤔
Contributing Guide Code of Conduct -
purplekingdomgames/tyrian
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microsoft/hyperspace
An open source indexing subsystem that brings index-based query acceleration to Apache Sparkâ„¢ and big data workloads.
- #530 - Is Project HyperSpace Deprecated?
- #529 - [FEATURE REQUEST]: Hypserspace support for Hudi dataformat
- #528 - MinMax analysis util throws exception on large dataset
- #526 - [FEATURE REQUEST]: Integration with Presto/Trino query engine
- #524 - Is index recommender / what-If API available?
- #520 - Unable to use hyperspace on databricks runtime 8.4 (spark 3.1.2 scale 2.12)
Contributing Guide Code of Conduct -
sbt/sbt-web
Library for building sbt plugins for the web
- #263 - WebKeys.importDirectly is broken in sbt 2.0
- #255 - Enable support for sbt 2.0 crossbuilds
- #234 - Fix tests for Windows
- #200 - Speeding up the incremental extraction of web jars
- #178 - defining a sourceGenerator from a subproject
- #175 - Problems hooking task into asset phase
Contributing Guide Code of Conduct -
scala/scala-java8-compat
A Java 8 (and up) compatibility kit for Scala.
- #179 - Execution context being lost after using FutureConverters
- #169 - Future.recover does not catch exceptions that are thrown inside a CompletableFuture
- #160 - genjavadoc issue with StreamShapeLowPriority
- #153 - Make FromJavaFunction and the likes serializable
- #120 - Improve support for failed `CompletionStage`s
- #94 - Wrong function conversion documentation
Contributing Guide Code of Conduct -
playframework/play-json
The Play JSON library
- #1205 - support jackson StreamWriteConstraints
- #1161 - Scala 3: Add support for literal-based singleton types
- #1155 - [feature] Add Reads implementation for `scala.concurrent.FiniteDuration`
- #1154 - [docs] Documentation for DefaultJavaDurationReads doesn't match behavior
- #1151 - `iterableWrites2` causes Map.map(...) to be written as a seq of tuples
- #1146 - DefaultValues macro option ignored by Scala 3 version
Contributing Guide Code of Conduct -
scalameta/munit
Scala testing library with actionable errors and extensible APIs
- #966 - Do not swallow exceptions in afterEach
- #964 - Is there a way to chain multiples Fixtures?
- #959 - sbt scala3 munit meet error !!! JUnit version 3.8 or later expected:
- #922 - `assertNoDiff` should or not ignore the character 127 - DELETE (U+007F)
- #913 - clues for `assertEquals`
- #903 - Order of test transforms influences flakiness of tests
Contributing Guide Code of Conduct -
stripe/rainier
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profunktor/redis4cats
:bookmark: Redis client built on top of Cats Effect, Fs2 and Lettuce
- #998 - Support for Client-Side Caching (Tracking / Caching of Invalidation Messages)
- #573 - imap-like methods for changing key and value types of commands instances
Contributing Guide Code of Conduct -
higherkindness/droste
recursion schemes for cats; to iterate is human, to recurse, divine
- #314 - Flaky test on StreamTests.monoid.combine all
- #235 - Where's your microsite gone
- #189 - Port to haskell
- #185 - Housekeeping
- #178 - Example usage of droste with expressions of varying inner types
- #121 - Investigate skipped tests in community build
Contributing Guide Code of Conduct -
fulcrumgenomics/fgbio
Tools for working with genomic and high throughput sequencing data.
- #1077 - Generate consensus reads without using UMIs
- #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?
- #1013 - GroupReadsByUmi and optical duplicates
Contributing Guide Code of Conduct -
typelevel/natchez
functional tracing for cats
- #1190 - Potential bug in propagation of OpenTelemetry
- #1076 - add option to activate child span
- #1075 - DDEntryPoint use active span in continueOrElseRoot
- #1018 - Support for Associating Log Group Name with Trace in Natchez and AWS X-Ray Daemon
- #925 - X-Ray trace finalization fails when serialized size exceeds 64K
- #862 - Add DataDog Scala.js crossbuild
Contributing Guide Code of Conduct -
higherkindness/mu-scala
Mu is a purely functional library for building RPC endpoint based services with support for RPC and HTTP/2
- #1505 - Tracing Context for Service from Trace
- #1347 - Is Backpressure implemented?
- #1321 - Flaky test: HaskellServerScalaClientSpec
- #1237 - Broken gRPC calls with Istio Service Mesh and Envoy
- #1062 - Can it compile to native, eg, LLVM, scalanative, other?
- #1024 - Stackoverlow error when trying to use mu-scala as a client to tensorflow serving
Contributing Guide Code of Conduct -
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
- #1153 - Offsetstore timeuuidoffset is not being updated
- #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
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