opentelemetry-stdout

"opentelemetry-stdout 0.32.0 release."

Released 2026-May-08

• ExponentialHistogram supported in stdout

Released 2026-May-08

Released 2025-Sep-25

• Updated opentelemetry dependency to version 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

• Updated opentelemetry dependency to version 0.30.0.
• Updated opentelemetry_sdk dependency to version 0.30.0.

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.
• Breaking time fields, StartTime and EndTime is printed on aggregation (Sum, Gauge, Histogram, ExpoHistogram) with 2 tabs, previously it was on aggregation data point, with 3 tabs, see #2377 and #2411.
• Removed unused dependency on ordered-float.
• Feature flag "populate-logs-event-name" is removed as no longer relevant. LogRecord's event_name() is now automatically displayed.

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

• Bump MSRV to 1.70 #2179

• BREAKING

  • Replaced
    • (#2217): The MetricsExporterBuilder interface is modified from with_temporality_selector to with_temporality example can be seen below: Previous Signature:

    MetricsExporterBuilder::default().with_temporality_selector(DeltaTemporalitySelector::new())
    

    Updated Signature:

    MetricsExporterBuilder::default().with_temporality(opentelemetry_sdk::metrics::Temporality::Delta)
    

  • Renamed
    • (#2255): de-pluralize Metric types.
      • MetricsExporter -> MetricExporter
      • MetricsExporterBuilder -> MetricExporterBuilder

Released 2024-Nov-11

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

Released 2024-Sep-30

• Update opentelemetry dependency version to 0.26
• Update opentelemetry_sdk dependency version to 0.26

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.
• Breaking 1994 The logrecord event-name is added as attribute with key name only if the feature flag populate-logs-event-name is enabled.
• Breaking 2040 Simplified stdout exporter:
  • Now only supports writing to stdout, removing ability to send telemetry to other streams.
  • Output format improved for better human readability.
  • Note: This exporter is intended for learning and debugging purposes only. Not recommended for production use or automated parsing.

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

• Update opentelemetry dependency version to 0.24
• Update opentelemetry_sdk dependency version to 0.24

Changed

• Update to opentelemetry v0.13.0

Removed

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

Changed

• The default feature now includes logs, metrics and trace.
• Update opentelemetry dependency version to 0.23
• Update opentelemetry_sdk dependency version to 0.23
• TraceExporter fixed to print InstrumentationScope's attributes.

Changed

• Update to opentelemetry v0.12.0

Changed

• Fix StatusCode in stdout exporter #1454
• Add missing event timestamps #1391
• Adjusted chrono features to reduce number of transitive dependencies. #1569

Changed

• Update to opentelemetry v0.11.0

Changed

• Bump MSRV to 1.65 #1318
• Timestamp is additionally exported in user-friendly format. #1192.
• MetricExporter - Temporality is exported in user-friendly format. #1260.

Changed

• Update to opentelemetry v0.10.0

Added

• Initial metrics and trace exporters

Added

• Semantic conventions for trace and resource.