Contributing Search
All the projects below have beginner-friendly issues which are great places to start contributing
Page 2 of 296 results
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scalameta/metals
Scala language server with rich IDE features 🚀
- #6968 - inlayHints/resolve should not depend on focusedDocument
- #6967 - Reduce memory when multiple presentation compilers are run
- #6955 - Lsp progress notofication leaks
- #6954 - Inferred type should infer generics correctly
- #6952 - metals fails to start on Java11 requires Java17 refuses class file version 55.0
- #6938 - Confusing conditions for folding a code range with a `match` expression
Contributing Guide Code of Conduct -
typelevel/cats-effect
The pure asynchronous runtime for Scala
- #4132 - Update site diagrams to use mermaid
- #4104 - TestControl + Dispatcher == deadlock
- #4095 - Add `mdoc` guards to Test Runtime documentation
- #4093 - Potential inconsistency between joinWithNever and docs
- #4083 - Consolidate duplicate "currently executing fiber" pointers
- #4076 - Release for Scala Native 0.5.x
Contributing Guide Code of Conduct -
twitter/finatra
Fast, testable, Scala services built on TwitterServer and Finagle
- #592 - ability to support different request/response types for a route based on the api version
- #590 - Wrong usage of QueryStringDecoder.decodeComponent in PathPattern
- #587 - How to achieve graceful server shutdown for environments that rely on healthcheck to mark nodes unhealthy
- #584 - MDC and Log4J2 do not get along very well
- #583 - Restricting/removing admin routes
- #582 - expose JsonStreamParser
Contributing Guide Code of Conduct -
typelevel/scalacheck
Property-based testing for Scala
- #1078 - Support live visualizations with Tyche, via the `OpenPBTStats` log format?
- #1043 - Publish javadoc with dependency
- #1028 - Partition a finite collection?
- #993 - Add edge cases to Gen.choose[BigInt]
- #970 - Feature request: automatically persist failure cases and prioritise their reproduction in the following test runs.
- #969 - Feature request: lazy labels
Contributing Guide Code of Conduct -
spotify/scio
A Scala API for Apache Beam and Google Cloud Dataflow.
- #5531 - Add magnolify-beam
- #5530 - Add ErrorHandling in BigQuery
- #5514 - Benchmark BigTable maxPendingRequests
- #5512 - Null Pointer Error on Avro to BigQuery load
- #5500 - Snowflake Support
- #5499 - Increased memory consumption after upgrade from 13.6 to 14.8
Contributing Guide Code of Conduct -
monix/monix
Asynchronous, Reactive Programming for Scala and Scala.js.
- #1850 - by-name parameter in `as` method
- #1846 - Recursive binds in onErrorHandleWith are not heap-safe
- #1832 - bufferIntrospective emits at most Platform.recommendedBatchSize elements
- #1777 - The developers, documentation for monix
- #1742 - Migrating to parMap/parZip resulting in function getting stuck and timing out
- #1720 - Stack traces don't get propagated through `runSyncUnsafe()`
Contributing Guide Code of Conduct -
typelevel/spire
Powerful new number types and numeric abstractions for Scala.
- #1342 - Scala Native 0.5
- #1337 - Proposal: `andThen` for Polynomial?
- #1315 - Gaussian sampler crashes randomly with ArrayIndexOutOfBoundsException
- #1313 - `Complex` `atan2` and `tanh` are wrong
- #1309 - RFE: inline methods for spire algebra typeclass instances
- #1225 - Use of bug in `cfor` macro
Contributing Guide Code of Conduct -
lagom/lagom
Reactive Microservices for the JVM
- #3367 - Lagom 1.6.7 runAll failing because of semver check on sbt 1.9.7
- #3366 - Reviving Lagom in the context of Pekko, Play 3.0, Scala 3
- #3353 - Kafka client upgrade
- #3352 - At-most-once for Read Side Processor
- #3351 - `atLeastOnce` Kafka Consumer not restarting on error
- #3348 - Lagom bom-pom includes transitive dependencies
Contributing Guide Code of Conduct -
japgolly/scalajs-react
Facebook's React on Scala.JS
- #1088 - Another way to define hook components
- #1087 - ScalaFnComponent doesn't include displayName
- #1084 - Provide default IO/SyncIO error handler for component
- #1081 - A minimal setup fails with Scala 3
- #1080 - Cannot mix static and dynamic routes even if conditional
- #1079 - Modern testing recipe?
Contributing Guide Code of Conduct -
typelevel/skunk
A data access library for Scala + Postgres.
- #1143 - Postgres memleak caused by prepared statements growing forever when prepareCache is overflowing
- #1138 - Add option to turn off emojis in exceptions
- #1133 - Unhandled backend message was encountered: L -> 3318, C -> 57014,
- #1127 - Metric to track Postgres errors
- #1119 - Codecs for Native and JS types
- #1112 - postgis types are a bit too generic
Contributing Guide Code of Conduct -
scala-exercises/scala-exercises
The easy way to learn Scala.
- #1219 - Missing navigation buttons
- #1156 - HTTPS certificate expired at www.scala-exercises.org
- #1135 - Scala 3
- #1096 - Stdlib Sets docs error
- #1067 - New contributions blocked by java 9 permissions
- #1054 - Reset user progress
Contributing Guide Code of Conduct -
sbt/sbt-native-packager
sbt Native Packager
- #1654 - How to configure WatchDog in systemd?
- #1650 - Windows start script interprets commas (`,`) and splits arguments where it should just pass them to the application
- #1644 - GraalVMNativeImagePlugin using deprecated container pull URL
- #1642 - scala3 `jlink` build fails with missing dependency `scala.quoted`
- #1638 - Add sbt 2.0 crossbuilds
- #1617 - GraalVMNativeImagePlugin build in docker container should relabel volume mount for target directory
Contributing Guide Code of Conduct -
apache/kyuubi
Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.
- #6819 - [Bug] Error "Socket is closed by peer" when querying a large dataset with kyuubi.operation.result.format=arrow
- #6812 - [Bug] Error in Executor setup After Permanent UDF Deletion
- #6803 - [Bug][Authz] Paimon doesn't support delete/update operatons
- #6801 - [FEATURE] Support User Impersonation for Kyuubi
- #6797 - [Bug] DataGrip executes refresh command slowly
- #6796 - [Bug] DBeaver is slow to obtain and display data
Contributing Guide Code of Conduct -
byzer-org/byzer-lang
Byzer (former MLSQL): A low-code open-source programming language for data pipeline, analytics and AI.
- #1938 - 源码不开源了么
- #1933 - 无法连接elasticsearch
- #1929 - 使用docker-compose启动如何设置持久化数据
- #1928 - 为什么显示不支持chatglm2-6b微调
- #1927 - org.apache.spark.SparkException: Failed to execute user defined function (Ray$$Lambda$6471/213060338: (array<string>) => array<string>)
- #1926 - Why is there no tag v2.3.8
Contributing Guide Code of Conduct -
twitter/twitter-server
Twitter-Server defines a template from which services at Twitter are built
- #81 - Adopt nostr protocol to improve Twitter's censorship resistance
- #78 - Inconsistent Documentation in index.css
Contributing Guide Code of Conduct -
scalameta/scalafmt
Code formatter for Scala
- #4569 - `danglingParentheses.callSite = false` should never result in non-compiling code for multiline lambdas
- #4215 - Configure token to align only with itself
- #4099 - Build native images for arm64 linux
- #3630 - Enable removal of blank line following topmost package statement
- #3542 - multi-architecture docker image
- #3490 - Adoption of AUR package but ran into issues
Contributing Guide Code of Conduct -
twitter/rsc
Experimental Scala compiler focused on compilation speed
- #491 - Is this project dead?
- #488 - Support loading symbols from .sig files
- #484 - RscCompat rule is not auto-discoverable by scalafix
- #475 - Function of a single tuple is ascribed incorrect parentheses
- #474 - Don't ascribe type refinements in case of overrides with different modifier
- #472 - Tuple1 is ascribed incorrectly
Contributing Guide Code of Conduct -
akka/alpakka-kafka
Alpakka Kafka connector - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
- #1783 - CommittingProducerSinkStage never completes
- #1745 - Failed: unclear
- #1688 - failed: RebalanceExtSpec
- #1671 - CommittingProducerSinkStageLogic incorrectly counts awaitingCommitResult
- #1616 - Failed: AtLeastOnce
- #1606 - get metrics from SendProducer
Contributing Guide Code of Conduct -
holdenk/spark-testing-base
Base classes to use when writing tests with Spark
- #418 - Replace deprecated SQLContext with SparkSession for DataFrame / DataSet / RDD generators
- #413 - Codec [lz4] is not available. Consider setting spark.io.compression.codec=snappy
- #400 - What is the reason this project uses inheritance rather than implementing Junit's Rule?
- #354 - Unable to run tests with Spark v3.2.1 and scalatest v3.2.x
- #350 - Add module supporting munit
- #349 - saveAsTable function doesn't create a table after updating to the spark 3.1.1
Contributing Guide Code of Conduct -
akka/akka-http
The Streaming-first HTTP server/module of Akka
- #4410 - `Content-Disposition` header parsing for `form-data` doesn't follow RFC7578
- #4406 - Explicit typed actor system to Http.apply does not compile on Scala 3
- #4389 - Failed: OutOfMemoryError
- #4346 - Remove dependency on `sbt-dependency-graph`
- #4337 - Failed: Http2ServerSpec send RST_STREAM if entity stream is canceled
- #4332 - Failed: Http2ClientSpec should send RST_STREAM if entity stream is canceled
Contributing Guide Code of Conduct
