open-telemetry/opentelemetry-cpp

View on GitHub

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

Open All

238 open issues indexed

MeterProvider support for updating the MeterConfigurator Open

help wanted triage/accepted

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

open-telemetry/opentelemetry-cpp#4256 · 3 comments · Opened Jul 16, 2026
Update OtlpGrpcClientOptions to populate options for gRPC client sharing Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#4239 · 3 comments · Opened Jul 10, 2026
Is support for exemplars still experimental/preview? Open

area:metrics documentation spec-compliance triage/accepted

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

open-telemetry/opentelemetry-cpp#4178 · 2 comments · 1 reaction · Opened Jun 24, 2026
[CONFIGURATION] File configuration - EventToSpanEventBridge Open

bug good first issue help wanted triage/accepted

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

open-telemetry/opentelemetry-cpp#4155 · 6 comments · Opened Jun 13, 2026
[METRICS SDK] Async instruments don't drop unreported attribute sets under Cumulative temporality Open

area:metrics discuss triage/accepted

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

open-telemetry/opentelemetry-cpp#4108 · 1 comment · Opened May 28, 2026
[OTLP Exporter] Add disk-backed persistent retry for failed exports Open

Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#4095 · 2 comments · 5 reactions · Opened May 21, 2026
Upstream conda-forge CMake patches Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#4057 · 1 comment · 1 assignee · Opened May 6, 2026
[SPEC COMPLIANCE] Logger emit log record with exception parameter Open

discuss help wanted spec-compliance

Difficulty 3/5 1-2 days Newbie friendliness 58/100

open-telemetry/opentelemetry-cpp#4045 · 12 comments · 1 reaction · Opened May 2, 2026
[REMOVAL] Remove opentelemetry::plugin - On hold 2026-10-01 Open

bug issue:blocked removal Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#4033 · 1 comment · Opened Apr 23, 2026
[REMOVAL] Remove WITH_OTLP_GRPC_SSL_MTLS_PREVIEW - On hold 2026-10-01 Open

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

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

open-telemetry/opentelemetry-cpp#3974 · 1 comment · Opened Apr 9, 2026
[ADMIN] Planned deprecations and removals Open

bug deprecation removal Stale

open-telemetry/opentelemetry-cpp#3968 · 1 comment · 1 assignee · Opened Apr 3, 2026
[REMOVAL] Remove WITH_OTLP_RETRY_PREVIEW - On hold 2026-10-01 Open

issue:blocked removal spec-compliance Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3967 · 1 comment · 1 reaction · Opened Apr 3, 2026
[DOC] Publish the doxygen doc Open

bug discuss good first issue help wanted Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3913 · 5 comments · Opened Mar 6, 2026
ETW Exporter: Crash When Ending ETW Exporter Span Open

bug good first issue help wanted Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3849 · 8 comments · Opened Feb 6, 2026
Issue: ETW Exporter Tracer Uses a Single Trace ID for All Spans Open

bug do-not-stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 54/100

open-telemetry/opentelemetry-cpp#3846 · 2 comments · Opened Feb 5, 2026
Proposal: Include semantic convention attribute types in generated C++ SDK headers Open

discuss do-not-stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3808 · 4 comments · 1 reaction · Opened Jan 14, 2026
MSVC may link error when using protobuf built with C++17 but build otel-cpp with C++20 Open

bug do-not-stale

open-telemetry/opentelemetry-cpp#3799 · 3 comments · 1 assignee · Opened Dec 31, 2025
Memory leak from gRPC exporter Open

triage/needs-information

Difficulty 4/5 3-5 days Newbie friendliness 42/100

open-telemetry/opentelemetry-cpp#3796 · 4 comments · Opened Dec 20, 2025
Segmentation fault during exit in "opentelemetry::v1::context::RuntimeContext::GetCurrent ()" in multithread log export Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#3766 · 6 comments · 1 assignee · Opened Nov 26, 2025
Support the new W3C random flag. Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 42/100

open-telemetry/opentelemetry-cpp#3765 · 2 comments · Opened Nov 25, 2025
A Gauge is using the "last value aggregation", when using the async version, when the callback is called, we can provide a measurement value together with attributes. Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3742 · 5 comments · 1 assignee · Opened Nov 9, 2025
Unable to workable Windows DLL with v1.23.0 Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3696 · 2 comments · 1 assignee · Opened Oct 15, 2025
Proposal to replace the vcpkg submodule with vcpkg manifests Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3684 · 1 comment · 1 assignee · Opened Oct 4, 2025
Update ci scripts and workflows to improve coverage Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3676 · 2 comments · 2 reactions · Opened Sep 30, 2025
opentelemetry::v2::context::propagation::GlobalTextMapPropagator should not be marked with OPENTELEMETRY_EXPORT Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3674 · 1 comment · Opened Sep 29, 2025
ext/src/dll/input.src is missing many needed symbols Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3673 · 4 comments · Opened Sep 29, 2025
[FEAT] Implement plugable authentication for OTLP HTTP Open

enhancement Stale triage/accepted

open-telemetry/opentelemetry-cpp#3656 · 4 comments · 1 reaction · 1 assignee · Opened Sep 24, 2025
Implement entity propagation Open

do-not-stale good first issue help wanted triage/accepted

open-telemetry/opentelemetry-cpp#3652 · 9 comments · 1 assignee · Opened Sep 23, 2025
Support Dynamically Changing Log Level During Runtime Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3647 · 4 comments · 1 reaction · Opened Sep 18, 2025
ext/src/dll/input.src hardcodes "v1", and thus WITH_ABI_VERSION_2=1 does not work Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3646 · 2 comments · 1 reaction · Opened Sep 18, 2025
New circular buffer using faa instead of cas to optimize performance Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3645 · 1 comment · Opened Sep 17, 2025
memory leak from otlp http exporter Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3642 · 11 comments · Opened Sep 15, 2025
[resource_detectors] implementation of a scrub for sanitisation of sensitive data of process.command_args Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3628 · 1 comment · 1 reaction · 1 assignee · Opened Sep 6, 2025
Custom bucket for instrument histogram not working Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3611 · 5 comments · Opened Aug 26, 2025
Add opt-in to export *unsampled but recording* Activities from trace processors Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3610 · 5 comments · 1 reaction · 1 assignee · Opened Aug 25, 2025
Manually trigger MetricReader to run callbacks Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3608 · 1 comment · Opened Aug 25, 2025
OTLP exporter v1.22.0 - Resulting deployment is not correct Open

bug Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#3570 · 12 comments · Opened Jul 28, 2025
AddCallback() for metrics (gauge) causes a `pure virtual method called` error Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#3555 · 3 comments · 1 assignee · Opened Jul 21, 2025
Discuss testing strategy for third-party dependency versions Open

Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3539 · 2 comments · 1 reaction · Opened Jul 14, 2025
[TEST] Unit test BasicCurlHttpTests.SendGetRequestAsync is unstable Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3535 · 3 comments · Opened Jul 11, 2025
Unable to compile opentelemetry-cpp on linux and getting link error using cmake Open

bug Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#3494 · 7 comments · Opened Jun 24, 2025
Preserving timestamps for prometheus exporter Open

bug Stale triage/accepted

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

open-telemetry/opentelemetry-cpp#3484 · 3 comments · Opened Jun 17, 2025
Enable WITH_OTLP_HTTP_COMPRESSION by default Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3479 · 1 comment · 1 assignee · Opened Jun 14, 2025
Enable WITH_CURL_LOGGING by default Open

bug do-not-stale triage/accepted

open-telemetry/opentelemetry-cpp#3478 · 1 comment · 1 assignee · Opened Jun 14, 2025
cmake does not find the includes Open

bug Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#3470 · 4 comments · Opened Jun 11, 2025
Set OPENTELEMETRY_BUILD_IMPORT_DLL as interface definition of the Windows DLL target opentelemetry_cpp Open

bug Stale triage/accepted

Difficulty 3/5 1-2 days Newbie friendliness 42/100

open-telemetry/opentelemetry-cpp#3436 · 1 comment · Opened May 22, 2025
All long-term branches should be covered by a branch protection rule Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3430 · 2 comments · 1 assignee · Opened May 21, 2025
[ETW] ETW log exporter possible memory ownership issues Open

bug Stale triage/accepted

open-telemetry/opentelemetry-cpp#3418 · 3 comments · 1 assignee · Opened May 15, 2025
Auto generate documentation for cmake components Open

Stale triage/accepted

open-telemetry/opentelemetry-cpp#3398 · 1 comment · 1 reaction · 1 assignee · Opened May 9, 2025
std::thread crashing when ending Span and or whereever new std::thread is writtern in library(.so) Open

Stale triage/needs-information

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

open-telemetry/opentelemetry-cpp#3394 · 3 comments · Opened May 8, 2025

open-telemetry/opentelemetry-cpp

Get new issues in your inbox