dotnet/android

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.NET for Android provides open-source bindings of the Android SDK for use with .NET managed languages such as C#

Stars: 2.1k
Forks: 580
Open beginner issues: 3
Indexed issues: 276
Avg merge: 2d 19m
Merged PRs (30d): 228

Dominant language: C#
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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272 open issues indexed

[aw] Android PR Reviewer failed Open

agentic-workflows needs-triage

dotnet/android#12852 · 1 reaction · 2 assignees · Opened Sep 21, 2026
[skill-runner] Android SDK package catalog scan Open

automated needs-triage skill-runner

Difficulty 5/5 Over a week Newbie friendliness 10/100

dotnet/android#12840 · Opened Sep 21, 2026
ClassNotFoundException: B in X509CertificateInvoker.GetEncoded() during TLS handshake — regression after .NET 9 → .NET 10 upgrade Open

Area: App Runtime needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dotnet/android#12833 · Opened Sep 19, 2026
[CoreCLR] [P/Invoke] Possible deadlocks on system library calls Open

Area: App Runtime

Difficulty 4/5 3-5 days Newbie friendliness 52/100

dotnet/android#12826 · 1 comment · Opened Sep 18, 2026
Enable effective R8 trimming and obfuscation for .NET Android apps Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 20/100

dotnet/android#12814 · 2 comments · 1 reaction · Opened Sep 17, 2026
[aw] Android PR Reviewer failed Open

agentic-workflows needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dotnet/android#12810 · Opened Sep 16, 2026
[aw] Detection Runs Open

agentic-workflows needs-triage

Difficulty 5/5 Over a week Newbie friendliness 10/100

dotnet/android#12809 · 2 comments · Opened Sep 16, 2026
Investigate Android interop overhead during .NET MAUI startup, especially PeekPeer Open

Area: Performance

Difficulty 5/5 Over a week Newbie friendliness 42/100

dotnet/android#12764 · 5 comments · Opened Sep 11, 2026
Investigate JNI global-reference leaks in cache ownership, activation cleanup, and callback retention Open

Area: App Runtime needs-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12760 · Opened Sep 11, 2026
[aw] No-Op Runs Open

agentic-workflows needs-triage

Difficulty 1/5 Under an hour Newbie friendliness 1/100

dotnet/android#12746 · 2 comments · Opened Sep 10, 2026
.NET 11 RC1 / Android workload availability question Open

Area: App+Library Build needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dotnet/android#12745 · 1 comment · Opened Sep 10, 2026
Unity-As-A-Library crashes on native-thread JNI access Open

Area: App Runtime

Difficulty 4/5 3-5 days Newbie friendliness 28/100

dotnet/android#12743 · 2 comments · Opened Sep 9, 2026
[CoreCLR] Support selective optimistic ARM64 ISA configuration for ReadyToRun Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 42/100

dotnet/android#12742 · Opened Sep 9, 2026
Migrate on-device APK tests from NUnit to MSTest Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12721 · 1 reaction · Opened Sep 8, 2026
.NET 10 Android runtime libraries ship without .eh_frame, truncating native crash stacks to 1-2 frames Open

need-attention

Difficulty 4/5 3-5 days Newbie friendliness 55/100

dotnet/android#12697 · 4 comments · Opened Sep 6, 2026
MonoVM: unlocked robin_map read in monodroid_pinvoke_override causes intermittent SIGSEGV on .NET 10 (0% on .NET 9) Open

Area: App Runtime need-attention

Difficulty 5/5 Over a week Newbie friendliness 25/100

dotnet/android#12696 · 4 comments · Opened Sep 6, 2026
R8 problem again Open

Area: App+Library Build needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 45/100

dotnet/android#12693 · 2 comments · 2 reactions · Opened Sep 6, 2026
Investigate eliminating generated class_ref compatibility getters Open

Area: Mono.Android

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12680 · Opened Sep 4, 2026
Investigate eliminating generated ThresholdType and ThresholdClass overrides Open

Area: Mono.Android

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12679 · Opened Sep 4, 2026
Reflection value manager doesn't marshal generic collection interfaces other than IList<T> Open

Area: App Runtime

Difficulty 4/5 3-5 days Newbie friendliness 68/100

dotnet/android#12677 · Opened Sep 4, 2026
CI: MAUI R2R Helix device-lab failures across Android queues Open

flaky-ci needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dotnet/android#12658 · Opened Sep 3, 2026
Can't build for release due to modreq from `in` Open

Area: App+Library Build need-attention

Difficulty 3/5 1-2 days Newbie friendliness 68/100

dotnet/android#12656 · 7 comments · Opened Sep 3, 2026
CI: PowerShell startup intermittently fails with `procargs` errno 5 on macOS Open

flaky-ci needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 38/100

dotnet/android#12652 · Opened Sep 3, 2026
[native] Investigate further CoreCLR host size reductions Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12640 · 1 comment · Opened Sep 2, 2026
Unify `Run` MSBuild target behavior Open

Area: App+Library Build

Difficulty 4/5 3-5 days Newbie friendliness 48/100

dotnet/android#12577 · Opened Aug 28, 2026
Explore generated factories for NativeAOT activation of closed generic Java peers Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12563 · 1 comment · Opened Aug 28, 2026
R8: unconditional -dontobfuscate makes Google Play's Feb 2027 25% obfuscation requirement unachievable Open

Area: App+Library Build

dotnet/android#12535 · 19 comments · 11 reactions · 1 assignee · Opened Aug 27, 2026
Proposal: Gradle-backed Maven dependency resolution for .NET for Android Open

enhancement needs-triage proposal

Difficulty 5/5 Over a week Newbie friendliness 25/100

dotnet/android#12495 · 3 comments · Opened Aug 24, 2026
NativeAOT publish fails when AsyncHelpers.RestoreInlinedFrameContexts is missing Open

needs-triage

dotnet/android#12486 · 1 comment · 1 reaction · 2 assignees · Opened Aug 24, 2026
SIGSEGV: null jobject/jmethodID passed to CallObjectMethodA from CoreCLR JIT code (not #10910 - marshal methods are already off) Open

Area: App Runtime need-attention

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dotnet/android#12474 · 2 comments · Opened Aug 21, 2026
Heap corruption in TypeMapper::java_to_managed — "Scudo ERROR: invalid chunk state when deallocating address" Open

Area: App Runtime need-attention

Difficulty 5/5 Over a week Newbie friendliness 28/100

dotnet/android#12473 · 3 comments · Opened Aug 20, 2026
Investigate structured Android SDK package discovery for .NET 12 Open

Area: App+Library Build

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12472 · Opened Aug 20, 2026
[native] Remove FastTiming in favor of EventPipe diagnostics Open

needs-triage

Difficulty 5/5 Over a week Newbie friendliness 30/100

dotnet/android#12458 · Opened Aug 20, 2026
Investigation: defer ART collection in the CoreCLR GC bridge Open

Area: CoreCLR Area: Performance needs-triage

Difficulty 5/5 Over a week Newbie friendliness 30/100

dotnet/android#12436 · 1 comment · Opened Aug 19, 2026
[mono] Intermittent startup SIGSEGV in mono_metadata_decode_value during domain init on 32-bit Android Open

Area: App Runtime

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12785 · 5 comments · Opened Aug 14, 2026
SIGSEGV in art::JNI::GetObjectClass (dangling jobject) at fleet scale — race between AOT managed-to-native wrapper's GC-safe transition and handle invalidation Open

Area: App Runtime

Difficulty 5/5 Over a week Newbie friendliness 38/100

dotnet/android#12765 · 11 comments · Opened Aug 11, 2026
Avoid try/finally for keep-alive-only generated bindings Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

dotnet/android#12314 · Opened Aug 7, 2026
Remove empty finalizers from bridge objects Open

Area: Performance

Difficulty 4/5 3-5 days Newbie friendliness 48/100

dotnet/android#12303 · Opened Aug 5, 2026
Memory Leak Switching Activities Open

Area: Performance

Difficulty 4/5 3-5 days Newbie friendliness 45/100

dotnet/android#12253 · 4 comments · Opened Jul 28, 2026
AndroidValueManager contract exact peer-count assertions fail on device Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

dotnet/android#12224 · Opened Jul 23, 2026
Trimmable typemap fails Java.Interop value-manager CreateValue contract test Open

needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 62/100

dotnet/android#12221 · Opened Jul 23, 2026
[CoreCLR] MarshalMethodsAppRuns crashes in Java_mono_android_TypeManager_n_activate Open

Area: App Runtime flaky-ci needs-triage

dotnet/android#12206 · 1 assignee · Opened Jul 22, 2026
[NativeAOT] Size regression detected on NativeAOT apps Open

Area: Performance needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dotnet/android#12184 · 2 comments · Opened Jul 20, 2026
[TrimmableTypeMap] Replace fixed value-type container allowlist with scalable NativeAOT rooting Open

needs-triage trimmable-type-map

Difficulty 5/5 Over a week Newbie friendliness 30/100

dotnet/android#12169 · Opened Jul 17, 2026
Improve local developer experience for parallel git worktrees with a shared, versioned toolchain cache Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

dotnet/android#12149 · Opened Jul 17, 2026
[TrimmableTypeMap] Support pre-generated framework typemaps in the aggregate + array-maps case (Debug NativeAOT) Open

needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 55/100

dotnet/android#12128 · Opened Jul 15, 2026
CI: emulator 'package' service unavailable during install (bundletool 'Can't find service: package') Open

flaky-ci needs-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

dotnet/android#12119 · Opened Jul 15, 2026
[CoreCLR] Enable cached ReadyToRun for Android Debug builds Open

Area: CoreCLR enhancement needs-triage

dotnet/android#12117 · 4 comments · 1 reaction · 2 assignees · Opened Jul 15, 2026
[CoreCLR] Remove DSO-cache hashes: decouple JNI preload and rework p/invoke fallback Open

needs-triage

Difficulty 4/5 3-5 days Newbie friendliness 45/100

dotnet/android#12039 · Opened Jul 11, 2026
Flaky JNI reference/peer-count assertions in shared device test process Open

flaky-ci needs-triage

Difficulty 5/5 Over a week Newbie friendliness 42/100

dotnet/android#12031 · 2 comments · Opened Jul 9, 2026

dotnet/android

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