open-telemetry/opentelemetry-cpp

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The OpenTelemetry C++ Client

Stars: 1.4k
Forks: 632
Open beginner issues: 0
Indexed issues: 238
Avg merge: 1d 13h
Merged PRs (30d): 75

Dominant language: C++
License: Apache-2.0
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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238 open issues indexed

CMake install for opentelemetry-cpp-contrib in-tree build was broken Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 45/100

open-telemetry/opentelemetry-cpp#3392 · 5 comments · Opened May 7, 2025
The default size of AttributesHashMap::hash_map_ could be too large Open

bug Stale triage/accepted

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

open-telemetry/opentelemetry-cpp#3390 · 1 comment · Opened May 7, 2025
Optimize windows CI build Open

do-not-stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3374 · 5 comments · Opened Apr 22, 2025
Rare hang when using otlp exporter. Cause seems to be grpc using abseil sync primitives on Windows. Open

bug Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#3372 · 4 comments · Opened Apr 21, 2025
no such package '@curl//' when installing through bazel Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 35/100

open-telemetry/opentelemetry-cpp#3367 · 6 comments · Opened Apr 17, 2025
Crash during initialization in Open

bug

open-telemetry/opentelemetry-cpp#3363 · 11 comments · 1 assignee · Opened Apr 15, 2025
Crash in http exporter, for tcp half open connections Open

bug triage/accepted

open-telemetry/opentelemetry-cpp#3333 · 4 comments · 2 assignees · Opened Apr 1, 2025
Observing performance issue for opentelemetry 1.17.0 Open

triage/needs-information

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

open-telemetry/opentelemetry-cpp#3327 · 7 comments · 2 reactions · Opened Mar 27, 2025
thread_local TracerProvider with BatchSpanProcessorFactory causes thread to hang Open

bug triage/needs-information

open-telemetry/opentelemetry-cpp#3317 · 6 comments · 1 assignee · Opened Mar 24, 2025
otlp_grpc_metrics_exporter linker error multiple definition of absl Status kMovedFromString Open

bug triage/needs-information

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

open-telemetry/opentelemetry-cpp#3301 · 2 comments · 2 reactions · Opened Mar 17, 2025
[EXPORTER] OTLP HTTP exporter should not detach threads Open

bug triage/accepted

open-telemetry/opentelemetry-cpp#3295 · 1 comment · 1 assignee · Opened Mar 10, 2025
vcvarsall.bat during tools\setup-buildtools.cmd execution unsets VCPKG_ROOT Open

bug triage/accepted

open-telemetry/opentelemetry-cpp#3275 · 1 assignee · Opened Feb 13, 2025
[ADMIN] 2025 WISH LIST Open

enhancement triage/accepted

open-telemetry/opentelemetry-cpp#3256 · 4 comments · 1 assignee · Opened Jan 27, 2025
Tracer.WithActiveSpan RedHat Entreprise Linux 9.4 Open

bug Stale triage/needs-information

Difficulty 3/5 1-2 days Newbie friendliness 35/100

open-telemetry/opentelemetry-cpp#3188 · 2 comments · Opened Dec 4, 2024
[CRASH] Segmentation fault in `LogRecordSetterTrait<EventId>` for events without a name Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#3177 · 4 comments · 1 assignee · Opened Dec 1, 2024
Exporting spans from inside DLL on Windows does not work. Open

bug do-not-stale issue:blocking priority:p1 triage/accepted

open-telemetry/opentelemetry-cpp#3176 · 4 comments · 1 assignee · Opened Nov 28, 2024
Test BasicCurlHttpTests.FinishInAsyncCallback is unstable in CI. Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 35/100

open-telemetry/opentelemetry-cpp#3172 · 3 comments · Opened Nov 26, 2024
Types of CreateUInt64Counter and CreateInt64ObservableCounter don't match? Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3161 · 1 comment · 1 assignee · Opened Nov 22, 2024
Plan move to C++17 Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3121 · 7 comments · 1 assignee · Opened Nov 4, 2024
Please add number version in SONAMEs. Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3110 · 12 comments · Opened Oct 24, 2024
comment on Scope class is not accurate regarding span ended Open

bug Stale triage/accepted

Difficulty 1/5 Under an hour Newbie friendliness 62/100

open-telemetry/opentelemetry-cpp#3109 · 2 comments · Opened Oct 23, 2024
Generate a configure-time config.h, included in all other header/.cpp file Open

do-not-stale triage/accepted

Difficulty 4/5 3-5 days Newbie friendliness 32/100

open-telemetry/opentelemetry-cpp#3085 · 3 comments · 3 reactions · Opened Oct 7, 2024
Should configuration macro be named OPENTELEMETRY_XXX instead of just XXX ? Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3084 · 1 comment · 4 reactions · 1 assignee · Opened Oct 7, 2024
LoggerProvider::ForceFlush() doesn't return false on failed log exports Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3075 · 2 comments · Opened Oct 1, 2024
[ADMIN] CONTRIBUTORS WELCOME Open

good first issue help wanted

open-telemetry/opentelemetry-cpp#3068 · 6 comments · 1 assignee · Opened Sep 23, 2024
trace.FastRandomNumberGeneratorTest.GenerateUniqueNumbers fails for alpine linux Open

bug triage/accepted

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

open-telemetry/opentelemetry-cpp#3062 · 4 comments · Opened Sep 13, 2024
rtd documentation is out of date Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 48/100

open-telemetry/opentelemetry-cpp#3059 · 13 comments · 3 reactions · Opened Sep 12, 2024
[Exporter] Prevent infinite recursion with grpc Open

bug issue:blocked issue:blocking Stale

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

open-telemetry/opentelemetry-cpp#3039 · 3 comments · Opened Aug 28, 2024
Crash in OTLP HTTP Export: WITH_ASYNC_EXPORT_PREVIEW=ON Open

bug Stale triage/accepted

Difficulty 4/5 3-5 days Newbie friendliness 30/100

open-telemetry/opentelemetry-cpp#3036 · 4 comments · Opened Aug 19, 2024
Failed to build Open

bug Stale triage/needs-information

Difficulty 3/5 1-2 days Newbie friendliness 38/100

open-telemetry/opentelemetry-cpp#3017 · 2 comments · Opened Aug 4, 2024
Unresolved external symbol TracerProviderFactory::Create Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3014 · 6 comments · 1 assignee · Opened Jul 30, 2024
[API] Clarify expectations for C++ exceptions, and usage of noexcept methods. Open

bug do-not-stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3013 · 6 comments · 4 reactions · Opened Jul 26, 2024
C++ Logger API does not compliant with the OTel Logs Data Model Open

bug spec-compliance Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3000 · 8 comments · 2 reactions · Opened Jul 11, 2024
Latest API reference is for v1.11.0 Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#2994 · 2 comments · 2 reactions · 1 assignee · Opened Jul 8, 2024
Internal abseil code compile error on gcc 14 Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2723 · 5 comments · Opened Jun 27, 2024
[Performance] Avoid duplication of metric exporters. Open

bug issue:blocked Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2710 · 1 comment · Opened Jun 20, 2024
[Feature] Metrics SDK: allow metric readers to filter Meters during Collect() Open

enhancement issue:blocked Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2709 · 3 comments · 2 reactions · Opened Jun 20, 2024
[TRACKING] List of upstream issues impacting opentelemetry-cpp Open

bug do-not-stale issue:blocked triage/accepted

Difficulty 5/5 Over a week Newbie friendliness 15/100

open-telemetry/opentelemetry-cpp#2708 · 5 comments · Opened Jun 20, 2024
opentelemetry::v1::nostd::string_view is not compatible with std::string_view Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#2698 · 5 comments · 2 reactions · 1 assignee · Opened Jun 12, 2024
No output if callback function ObserverResultT does not match ObservableInstrument primitive . Open

bug Stale triage/needs-information

open-telemetry/opentelemetry-cpp#2694 · 2 comments · 1 assignee · Opened Jun 5, 2024
Binary releases and package management Open

enhancement Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2682 · 14 comments · 2 reactions · Opened May 24, 2024
Example app example_otlp_http does not link because of missing references to functions in abseil, zlib etc. Open

bug Stale triage/accepted

Difficulty 4/5 3-5 days Newbie friendliness 32/100

open-telemetry/opentelemetry-cpp#2681 · 8 comments · Opened May 24, 2024
[DOC] Upgrade for each dependency is hard to maintain Open

bug documentation good first issue help wanted Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2678 · 10 comments · Opened May 23, 2024
[PROFILING] Add profiling in opentelemetry-cpp Open

do-not-stale enhancement profiling

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

open-telemetry/opentelemetry-cpp#2657 · 2 comments · Opened May 6, 2024
SpanData should define virtual explicit operator SpanData *() const { .... } Open

bug do-not-stale triage/accepted

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

open-telemetry/opentelemetry-cpp#2646 · 8 comments · 2 reactions · Opened Apr 24, 2024
1.15.0 release build failed to build with protobuf 26.1 Open

Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#2643 · 9 comments · Opened Apr 22, 2024
Unicode logs/attributes support Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#2636 · 9 comments · Opened Apr 15, 2024
provide a little more information before calling std::terminate Open

Stale triage/unresolved

open-telemetry/opentelemetry-cpp#2630 · 3 comments · 1 assignee · Opened Apr 5, 2024
[SECURITY] Audit the opentelemetry-cpp repository for supply chain attacks Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#2623 · 2 comments · 1 reaction · 1 assignee · Opened Apr 2, 2024
Compile errors occur when using gcc 14 Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#2591 · 11 comments · 2 reactions · 1 assignee · Opened Mar 14, 2024

open-telemetry/opentelemetry-cpp

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