google/ksp

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Kotlin Symbol Processing API

Stars: 3.5k
Forks: 415
Open beginner issues: 2
Indexed issues: 138
Avg merge: 1d 2h
Merged PRs (30d): 53

Dominant language: Kotlin
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

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138 open issues indexed

Indicate class delegation Open

api need info P3

google/ksp#44 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Model init blocks Open

api P4

google/ksp#51 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
KSP read classpath resource Open

api feature request P3

google/ksp#431 · 10 comments · 19 reactions · 1 assignee · Indexed Sep 16, 2026
Generating common code Open

api

google/ksp#567 · 27 comments · 88 reactions · 1 assignee · Indexed Sep 16, 2026
Any way to get `constantValue`? Open

google/ksp#579 · 6 comments · 7 reactions · 0 assignees · Indexed Sep 16, 2026
KSValueArgument.isSpread is always false across all implementations Open

P2

google/ksp#722 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 16, 2026
Repeat logs from KSP for only one module Open

google/ksp#748 · 4 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Support build report Open

P2

google/ksp#751 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
How to generate code for common Ios target instead of individual (X64, Arm64) source sets Open

google/ksp#929 · 9 comments · 30 reactions · 0 assignees · Indexed Sep 16, 2026
KSP plugin works fine when compiling with gradle but fails when compiling with Intellij IDEA Open

google/ksp#969 · 21 comments · 17 reactions · 0 assignees · Indexed Sep 16, 2026
Bug: ClassNotFoundException, but it does exist in the project Open

bug P3

google/ksp#1038 · 22 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
[ksp] java.lang.IllegalArgumentException: this and base files have different roots Open

bug P2

google/ksp#1079 · 19 comments · 15 reactions · 1 assignee · Indexed Sep 16, 2026
Bug: wrong annotation argument type can't be checked out. Open

enhancement

google/ksp#1163 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Testing KSP processors Open

enhancement

google/ksp#1207 · 7 comments · 6 reactions · 0 assignees · Indexed Sep 16, 2026
Generated resources are not compiled to Android resources Open

bug

google/ksp#1225 · 4 comments · 3 reactions · 1 assignee · Indexed Sep 16, 2026
Incompatibility with KotlinSourceSetFactory configuration for JS Open

P2

google/ksp#1318 · 2 comments · 3 reactions · 1 assignee · Indexed Sep 16, 2026
mapToJvmSignature crash on local class Open

bug

google/ksp#1335 · 9 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Provide binary name for KSClassDeclaration in Resolver Open

google/ksp#1336 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Publish KSP API documentation Open

google/ksp#1375 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Reject multiple definition Open

P2

google/ksp#1414 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Introduce debug / verbose mode Open

P2

google/ksp#1415 · 2 comments · 5 reactions · 0 assignees · Indexed Sep 16, 2026
`implements ToBeGenerated` type shows up as a `CLASS` kind rather than an `INTERFACE`. Open

api P4

google/ksp#1443 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Unable to load class 'com.google.devtools.ksp.gradle.KspTaskJvm' Open

google/ksp#1519 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
KSP does not work in KMP project with a single target Open

google/ksp#1525 · 8 comments · 13 reactions · 1 assignee · Indexed Sep 16, 2026
Unexpected containing declaration while working with typealias of typealias Open

bug

google/ksp#1544 · 8 comments · 5 reactions · 0 assignees · Indexed Sep 16, 2026
Protobuf processing broken Open

stale

google/ksp#1590 · 12 comments · 31 reactions · 0 assignees · Indexed Sep 16, 2026
KSP2: Resolver.asMemberOf for local properties Open

analysis-api P4

google/ksp#1644 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
KSP2: "Unresolved reference" in common code for entities annotated with SealedObjectInstances Open

google/ksp#1651 · 3 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
Generate files that are neither source code nor resources Open

google/ksp#1677 · 6 comments · 11 reactions · 0 assignees · Indexed Sep 16, 2026
Android Studio with KSP: After changing kotlin code, the first assembleDebug task fails with compilation error, 2nd attempt always works fine but takes too long to build Open

bug incremental P3

google/ksp#1678 · 20 comments · 13 reactions · 0 assignees · Indexed Sep 16, 2026
Please improve error handling Open

google/ksp#1682 · 2 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
[ksp] java.lang.IllegalArgumentException: List has more than one element. Open

bug incremental P4

google/ksp#1700 · 16 comments · 7 reactions · 0 assignees · Indexed Sep 16, 2026
Build stuck on kspDebugKotlin when using KSP on large project (dagger ksp) Open

google/ksp#1720 · 9 comments · 5 reactions · 1 assignee · Indexed Sep 16, 2026
KSP doesn't accept typealiases of @Inject, @HiltViewModel etc. annotations and no code is generated Open

google/ksp#1774 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
[feature request] Retrieve property default value for compile time constants Open

feature request P3

google/ksp#1868 · 4 comments · 7 reactions · 0 assignees · Indexed Sep 16, 2026
Generated files not accesible after upgrade to kotlin 2.0.0 Open

bug P3

google/ksp#1940 · 16 comments · 2 reactions · 1 assignee · Indexed Sep 16, 2026
Problematic use of Project.detachedConfiguration for KSP2 Open

Gradle

google/ksp#1964 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Better diagnostics in case of error Open

enhancement feature request P2

google/ksp#1987 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Provide KSP Plugin API to expose KSP task names for other plugins Open

feature request Gradle P3

google/ksp#2083 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
[KSP2] Room PROCESSING_ERROR Open

XProcessing

google/ksp#2169 · 3 comments · 7 reactions · 0 assignees · Indexed Sep 16, 2026
Annotation with backticks in the package name unrecognized Open

P2

google/ksp#2172 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 16, 2026
Consider providing KSDeclaration.isPlatformCode() Open

google/ksp#2233 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Unable to obtain docString for functions in other modules Open

P4

google/ksp#2245 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
KSP tasks are not run for extended cross-compile targets with kotlin.native.enableKlibsCrossCompilation=true Open

Gradle

google/ksp#2267 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
[ksp2] Unexpected symbol type class org.jetbrains.kotlin.analysis.api.fir.symbols.KaFirEnumEntrySymbol Open

bug P3

google/ksp#2271 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
KSP2 Performance Issues Open

enhancement performance

google/ksp#2282 · 7 comments · 19 reactions · 0 assignees · Indexed Sep 16, 2026
Logging with implicit property getter doesn't include the file or line number Open

google/ksp#2288 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 16, 2026
[ksp2] Type of `vararg` annotation parameter differs for source vs. dependency Open

core P3

google/ksp#2322 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
kspCommonMainKotlinMetadata triggers ios related tasks when building for android Open

Gradle P4

google/ksp#2355 · 2 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
KSP2 version 2.1.20-RC-1.0.30 crashes with NoSuchElementException: Collection contains no element matching the predicate Open

bug P3

google/ksp#2356 · 7 comments · 4 reactions · 1 assignee · Indexed Sep 16, 2026

google/ksp

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