opentelemetry-proto

"opentelemetry-proto 0.32.0 release."

Released 2026-May-08

• Update proto definitions to v1.10.0.
• Updated schemars dependency to version 1.0.0.
• Bug fix: InstrumentationScope version and attributes are now preserved when logs have a target set. Previously, setting a log target would discard the scope's version and attributes. (#3276)

Released 2026-May-08

Released 2025-Sep-25

• Feature: Add span flags support for isRemote property in OTLP trace transformation (#3153)
• Updated span and link transformations to properly set flags field (0x100 for local, 0x300 for remote)
• Update proto definitions to v1.8.0.
• Added Rust generated protos for profiles collector. #3077
• Breaking change: package opentelemetry_proto::tonic::profiles::v1 renamed to opentelemetry_proto::tonic::profiles::v1development. #3077
• Update tonic dependency version to 0.14.1
• Update prost dependency version to 0.14
• Update opentelemetry dependency version to 0.31.0
• Updated opentelemetry_sdk dependency to version 0.31.0.

Released 2025-Sep-25

• Update to v1.34.0 of the semantic conventions.

Released 2025-May-23

• Update opentelemetry dependency version to 0.30
• Updated opentelemetry_sdk dependency to version 0.30.0.
• Feature: Added Rust code generation for profiles protos. #2979
• Update tonic dependency version to 0.13
• Update proto definitions to v1.6.0.

Released 2025-May-23

• Update to v1.32.0 of the semantic conventions.

Released 2025-Mar-21

• Update opentelemetry dependency version to 0.29
• Update opentelemetry_sdk dependency version to 0.29

Released 2025-Mar-21

• Update to v1.31.0 of the semantic conventions.

Released 2025-Feb-10

• Update opentelemetry dependency version to 0.28.
• Update opentelemetry_sdk dependency version to 0.28.
• Bump msrv to 1.75.0.
• Update proto definitions to v1.5.0 #2439
• Feature flag "populate-logs-event-name" is removed as no longer relevant. LogRecord's event_name() is now automatically populated on the newly added "event_name" field in LogRecord proto definition.

Released 2025-Feb-10

• Update to v1.29.0 of the semantic conventions.
• Bump msrv to 1.75.0.

Released 2024-Nov-11

• Update opentelemetry dependency version to 0.27
• Update opentelemetry_sdk dependency version to 0.27

Released 2024-Nov-11

• Bump MSRV to 1.70 #2179
• Update to v1.28.0 of the semantic conventions.

• Require tonic 0.12.3 to match generated gRPC code #2168

Released 2024-Sep-30

• Update opentelemetry dependency version to 0.26
• Update opentelemetry_sdk dependency version to 0.26
• Fix JSON serialization of metrics::Exemplar and trace::span::Link #2069
• Bump MSRV to 1.71.1 2140

Released 2024-Sep-30

Changed

• Starting with this version, this crate will use Weaver for the generation of the semantic conventions.
• Breaking Introduced a new feature semconv_experimental to enable experimental semantic conventions. This feature is disabled by default.

• Update opentelemetry dependency version to 0.25
• Update opentelemetry_sdk dependency version to 0.25
• Starting with this version, this crate will align with opentelemetry crate on major,minor versions.
• Update protobuf definitions to v1.3.2 #1945

Changed

• Starting with this version, this crate will align with opentelemetry crate on major,minor versions.
• Update to v1.27.0 of the semantic conventions. #2000

• Bump MSRV to 1.70 1864
• Group log and Span batch by their resource and instrumentation scope before exporting #1873.
  • Introduced group_logs_by_resource_and_scope() and group_spans_by_resource_and_scope() methods to group logs and spans by the resource and scope respectively.
• Update opentelemetry dependency version to 0.24
• Update opentelemetry_sdk dependency version to 0.24

Changed

• Update to spec version 1.4.0 #570
• Update to opentelemetry v0.15.0

• Update protobuf definitions to v1.3.1 #1721
• Fix the feature flag condition of opentelemetry-proto/src/transform/logs.rs #1746
• Update opentelemetry dependency version to 0.23
• Update opentelemetry_sdk dependency version to 0.23

Changed

• Update to spec version 1.3.0 #547
• Update to opentelemetry v0.14.0

Changed

• Update to tonic 0.11 and prost 0.12 #1536
• Breaking Remove support for grpcio transport #1534

Added

• Add schemars::JsonSchema trait support with with-schemars feature #1419
• Update protobuf definitions to v1.1.0 #1482

Changed

• Update to opentelemetry v0.13.0

Removed

• Removed from_env and use environment variables to initialize the configurations by default #459

Added

• Implement tonic metrics proto transformations #1184
• Move proto for zPage to tonic #1214
• Support exponential histograms #1267

Changed

• Bump MSRV to 1.65 #1318
• Bump MSRV to 1.64 #1203

Fixed

• Rename traces feature to the more standard trace #1183

Changed

• Switch to prost for grpcio protos. #1202 The gen-protoc feature is accordingly renamed to gen-grpcio.

Changed

• Update to opentelemetry v0.12.0

Updated

• Update protobuf definitions to v1.0.0 #1154
• Update to opentelemetry-api v0.20.0

Changed

• Update to opentelemetry v0.11.0

Changed

• Update to opentelemetry v0.19.0.
• Remove build script and generate files using unit tests #881.
• Bump MSRV to 1.57 #953.
• Update dependencies and bump MSRV to 1.60 #969.
• Bump to use the v0.19.0 protobuf definitions. #989.

Changed

• Update to opentelemetry v0.10.0

Initial crate release.

Added

• Semantic conventions for trace and resource.