Contributing Search
All the projects below have beginner-friendly issues which are great places to start contributing
303 results
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twitter/finagle
A fault tolerant, protocol-agnostic RPC system
- #971 - LengthFieldFramer.apply in Scala 2.13 broken since Commit dc6680b
- #970 - New release for finagle with netty vlunerability fix
- #968 - Feature Request: Emoji Hashtags/Cashtags
- #965 - Client with TLS configuration not working on version v22.12.0 onwards - java.lang.IllegalArgumentException: ApplicationProtocols.Supported is not supported at this time for SslContextClientEngineFactory. Remote Info: Not Available
- #964 - Update the Netty to latest version (4.1.108.Final) - Vulnerability CVE-2024-29025
- #962 - finagle-http: Http methodbuilder does not allow setting sendInterrupts flag to backup request filter
Contributing Guide Code of Conduct -
akka/akka
A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.
- #32719 - Failed: Cannot assign requested address
- #32701 - Release 2.10.4
- #32684 - Failure: No tests to run for akka-remote-tests / Multi-jvm / multiNodeTest
- #32652 - Failed: multi jvm connection reset by peer
- #32579 - NullpointerException in typed receiveSignal
- #32554 - Failed: EventSourcedBehaviorLoggingSpec
Contributing Guide Code of Conduct -
playframework/playframework
The Community Maintained High Velocity Web Framework For Java and Scala.
- #13271 - play.api.test.Helpers.cookies drops duplicate-named cookies when iterated (except in foreach)
- #13250 - Logos should respect light/dark mode
- #13234 - Generate self-signed certificates on newer JVMs (without the use of ssl-config)
- #13229 - [Gradle] Functional tests for Gradle plugin
- #13221 - Evaluate use of io_uring
- #13212 - Java support for routes compiler
Contributing Guide Code of Conduct -
typelevel/cats
Lightweight, modular, and extensible library for functional programming.
- #4727 - Monad Transformer typeclass
- #4709 - Add withFilter to FunctorFilter.Ops
- #4696 - drop/dropRight/take/takeRight on TraverseFilter
- #4689 - Show null compatibility with scala string interpolator
- #4681 - `Either.catchOnly` and `-Yexplicit-nulls` are not playing well together
- #4664 - algebra.ring.Semiring conflicts with Wikipedia Semiring definition in that it lacks a `one` element
Contributing Guide Code of Conduct -
linkerd/linkerd
Old repo for Linkerd 1.x. See the linkerd2 repo for Linkerd 2.x.
- #2462 - m installing linkerd on the AKS cluster & getting the below error
- #2460 - ZooKeeper server set namer `io.l5d.serversets` appears to leak ZooKeeper watches
- #2451 - Namerd version admin port
- #2446 - serverSession: idleTimeMs times out while there is activity
- #2442 - We are running Namerd & Consul cluster in our environment ,getting below error frequently and that break application communication
- #2411 - Linkerd sporadically stops watching remote addresses in Namerd with thrift interpreter
Contributing Guide Code of Conduct -
sbt/sbt
sbt, the interactive build tool
- #8103 - build.properties Lines Not Trimmed When Read
- #8100 - debug options break launcher
- #8097 - Bug: Remote Cache ID collision for different sbt-scalajs plugin versions
- #8096 - 403 forbidden encountered while accessing scalasbt artifactory for debian releases
- #8094 - whatDependsOn fails after successful run (String literal cannot be empty)
- #8076 - Support multiple credentials for same host/realm
Contributing Guide Code of Conduct -
microsoft/synapseml
Simple and Distributed Machine Learning
- #2355 - How to install to EMR from maven repository to /usr/lib/spark/jars
- #2352 - How does repartitionByGroupingColumn work in the LightGBMClassifier?
- #2350 - [BUG] Fail to run the Python built from source
- #2347 - [BUG] Failure to communicate with tenant in West US
- #2346 - Link to DB notebook does not exit
- #2341 - Vowpal Wabbit - Large cardinality
Contributing Guide Code of Conduct -
zio/zio
ZIO — A type-safe, composable library for async and concurrent programming in Scala
- #9854 - `ZIO.yieldNow` does not yield control to other fibers in some cases
- #9850 - Race condition allows interrupting uninterruptible effects
- #9844 - improved `Queue` shutdown functionality
- #9842 - Should `IsFatal.Empty` consider `VirtualMachineError` fatal?
- #9820 - Implement provideSomeSharedAuto
- #9810 - ZStreams buffer(1) is buffering 2.
Contributing Guide Code of Conduct -
delta-io/delta
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
- #4534 - [BUG][Kernel] Nested column naming in Kernel does not appear to conform to the specification.
- #4523 - [BUG][Spark] Delta Table on S3 not deleting CRC files
- #4496 - [Feature Request][Reader] Configurable path rewriting for snapshot data files during the read time
- #4493 - [BUG][Kernel][TypeWidening] Throw proper errors when an unsupported type widening is used
- #4491 - [Feature Request][Kernel] Support Type Widening Writing in Java Kernel
- #4487 - [BUG][Spark] Auto Compaction Doesn't Consider Files in the Existing Snapshot
Contributing Guide Code of Conduct -
twitter/scalding
A Scala API for Cascading
- #2001 - my account is closed
- #1998 - duplicate tags in pom files
- #1997 - incompatibility with recent java8 runtime environments due to hadoop
- #1988 - [Proposal] Support more sinks/sources in scalding-spark
- #1979 - Beam backend is missing some pipes
- #1971 - flake on optimization test
Contributing Guide Code of Conduct -
slick/slick
Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala
- #3142 - mapTo compiles in cases it shouldn't in scala 3
- #3125 - Filtering on slick table query is not working when using column not defined in projection
- #3051 - Scala 3: 22 fields limitation still exists
- #3030 - Java 8 support broken in Slick 3.5.2
- #3028 - Support H2 v2.x
- #3027 - Support Unique constraints (on multiple columns), and other constraints (such as Check constraints perhaps)
Contributing Guide Code of Conduct -
http4s/http4s
A minimal, idiomatic Scala interface for HTTP
- #7668 - Ember server doesn't send full message without TCP_NODELAY
- #7655 - Ember Client fails when response completes before request
- #7648 - Support StaticFile on Native
- #7621 - Concerns regarding the use of `unsafeRunSync()` in logging functionality
- #7598 - Connection reset exception on websocket server
- #7578 - http4s `0.22`: Add support for Jetty `12` to address `CVE-2024-6763`
Contributing Guide Code of Conduct -
circe/circe
Yet another JSON library for Scala
- #2365 - No given instance of type io.circe.derivation.Default[this.Message] was found
- #2351 - How to remove null values in dictionaries and collections
- #2326 - Support deriving Encoder / Decoder for `NamedTuples` ?
- #2322 - scala3 default values should not be lazy val
- #2318 - Add Automatic-Module-Name
- #2311 - Numbers bigger than `1L << 53` loose lower bits when parsing by default parser using Scala.js
Contributing Guide Code of Conduct -
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typelevel/fs2
Compositional, streaming I/O library for Scala
- #3567 - hold1 + concurrently releases bracket immediately
- #3560 - Improve unix sockets support
- #3542 - `fs2.interop.flow.PublisherToSubscriberSpec.should cancel upstream if downstream completes` flake
- #3541 - `fs2.interop.flow.PublisherToSubscriberSpec.should have the same output as input` timeout
- #3503 - fs2 gunzip doesn't support concatenated gzip files
- #3502 - Stream hangs on error with broadcastThrough and readOutputStream
Contributing Guide Code of Conduct -
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salesforce/transmogrifai
TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning
- #579 - Docs & scaladoc websites are down
- #557 - Make RecordInsightsLOCO perform reasonable calculation on numeric features and fix the name to reflect actual calculation.
- #556 - Changing imputation for nulls in DateToUnitCircleTransformer
- #543 - Failed to run titanic example, got java.lang.AbstractMethodError
- #539 - Normalize special characters in string
- #535 - UV Computation
Contributing Guide Code of Conduct -
typelevel/doobie
Functional JDBC layer for Scala.
- #2247 - Add doobie-postgres-tethys integration
- #2235 - Misleading import paths for Json/Jsonb stuff in doobie-postgres-circe module
- #2233 - Add support for Scala 3 enum derivation
- #2223 - Upgrade H2 to resolve security vulnerabilities
- #2217 - Write[T] in Doobie Fails to Persist Derived Values When Mapping from Case Class
- #2148 - The link "here" on the first page of the docs is not working
Contributing Guide Code of Conduct -
scalameta/metals
Scala language server with rich IDE features 🚀
- #7465 - docs: "Integrating a new editor" page has redundant Right(
- #7463 - Metals hanging behaviour involving completions & semantic tokens
- #7462 - Indentation regression
- #7460 - Return type of transparent inline macro lost/not inferred when macro expansion gets source position
- #7444 - Test Explorer causes all targets to compile
- #7443 - Completion slow in large projects
Contributing Guide Code of Conduct -
zio/zio-quill
Compile-time Language Integrated Queries for Scala
- #3247 - Error type of a `transaction` seems too generic.
- #3242 - Can't use liftQuery with sql interpolator on Scala 2.x
- #3217 - SqlServerJdbcContext Timeouts
- #3165 - Option[List] type goes wrong in db when filter with a condition #541
- #3149 - Prevent quill from wrapping raw sql into subquery
- #3148 - Cascading Column Names for nested Case Classes.
Contributing Guide Code of Conduct
