Changelog

vNext

0.32.0

Released 2026-May-08

• Deprecated: The opentelemetry-zipkin crate is now deprecated. Use the OTLP exporter (opentelemetry-otlp) instead. Zipkin supports native OTLP ingestion. This crate will be removed in a future release.
• reqwest's crypto backend has changed from ring to aws-lc-sys.

0.31.0

Released 2025-Sep-25

• Updated opentelemetry dependency to version 0.31.0.
• Updated opentelemetry_sdk dependency to version 0.31.0.
• Updated opentelemetry-http dependency to version 0.31.0.

0.30.0

Released 2025-May-23

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

0.29.0

Released 2025-Mar-21

• Update opentelemetry dependency version to 0.29.

• Update opentelemetry_sdk dependency version to 0.29.

• Update opentelemetry-http dependency version to 0.29.

• Breaking The ZipkinExporterBuilder::build() method now returns a Result<ZipkinExporter, ExporterBuildError>. The ExporterBuildError enum lists possible failures specific to the Zipkin exporter and was renamed from opentelemetry_zipkin::Error. Previously, this method returned a TraceError from the opentelemetry_sdk crate, which was unrelated to Zipkin builder failures. 2839

0.28.0

Released 2025-Feb-10

• Update opentelemetry dependency version to 0.28.

• Update opentelemetry_sdk dependency version to 0.28.

• Update opentelemetry-http dependency version to 0.28.

• Bump msrv to 1.75.0.

• Breaking The opentelemetry_zipkin::new_pipeline() interface is now replaced with opentelemetry_zipkin::ZipkinExporter::builder(). Additionally, the service name needs to be set on the tracer provider.

  Previous Signature:

  let tracer = opentelemetry_zipkin::new_pipeline()
      .with_service_name("trace-demo")
      .install_simple()?;

  Updated Signature:

  let exporter = ZipkinExporter::builder()
      .build()?;
  let provider = SdkTracerProvider::builder()
      .with_simple_exporter(exporter)
      .with_service_name("trace-demo")
      .build();
  global::set_tracer_provider(provider.clone());
  
  let tracer = global::tracer("zipkin-tracer");

0.27.0

Released 2024-Nov-11

• Update opentelemetry dependency version to 0.27

• Update opentelemetry_sdk dependency version to 0.27

• Update opentelemetry-http dependency version to 0.27

• Update opentelemetry-semantic-conventions dependency version to 0.27

• Bump MSRV to 1.70 #2179

v0.26.0

Released 2024-Sep-30

• Update opentelemetry dependency version to 0.26
• Update opentelemetry_sdk dependency version to 0.26
• Update opentelemetry-http dependency version to 0.26
• Update opentelemetry-semantic-conventions dependency version to 0.26

v0.25.0

• Update opentelemetry dependency version to 0.25
• Update opentelemetry_sdk dependency version to 0.25
• Update opentelemetry-http dependency version to 0.25
• Update opentelemetry-semantic-conventions dependency version to 0.25
• Starting with this version, this crate will align with opentelemetry crate on major,minor versions.

v0.22.0

Changed

• Update opentelemetry dependency version to 0.24
• Update opentelemetry_sdk dependency version to 0.24
• Update opentelemetry-http dependency version to 0.13
• Update opentelemetry-semantic-conventions dependency version to 0.16
• Update opentelemetry-http (and with that to http v1 types) #1674

v0.21.0

Changed

• Update opentelemetry dependency version to 0.23
• Update opentelemetry_sdk dependency version to 0.23
• Update opentelemetry-http dependency version to 0.12
• Update opentelemetry-semantic-conventions dependency version to 0.15

v0.20.0

Changed

• Breaking Remove support for surf HTTP client #1537

v0.19.0

Changed

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

v0.17.0

Changed

• Update to opentelemetry v0.20.0

v0.17.0

Changed

• Update to opentelemetry v0.19.
• Update to opentelemetry-http v0.8.
• Update to opentelemetry-semantic-conventions v0.11.
• Bump MSRV to 1.57 #953.
• Update dependencies and bump MSRV to 1.60 #969.

v0.16.0

Added

• Add support for OTEL_EXPORTER_ZIPKIN_* variables. #718

Changed

• Add defaults for timeouts to HTTP clients #718
• Update to opentelemetry v0.18.0
• Update to opentelemetry-http v0.7.0
• Update to opentelemetry-semantic-conventions v0.10.0

v0.15.0

Changed

• Update to opentelemetry v0.17.0
• Update to opentelemetry-http v0.6.0
• Update to opentelemetry-semantic-conventions v0.9.0

v0.14.0

Changed

• Update to opentelemetry v0.16.0

v0.13.0

Changed

• Update to opentelemetry v0.15.0

v0.12.0

Changed

• Update to opentelemetry v0.14.0
• Remove default surf features #546

v0.11.0

Changed

• Update to opentelemetry v0.13.0
• Rename trace config with_default_sampler to with_sampler #482

Added

• Support for rustls #474

v0.10.0

Changed

• Update to opentelemetry v0.12.0
• Update tokio to v1 #421
• Use opentelemetry-http for http integration #415

v0.9.0

Changed

• Update to opentelemetry v0.11.0
• Exclude status code if unset #382
• Set otel.status_code and otel.status_description values #383
• Remove resource reporting #389

v0.8.0

Changed

• Update to opentelemetry v0.10.0
• Add MSRV 1.42.0 #296

v0.7.0

Changed

• Update typed-builder to 0.7.x #279

v0.6.0

Added

• Add otel.status_code and otel.status_message tags #236
• Export instrument library information #243
• Allow users to choose a custom http client #259

Changed

• Update to opentelemetry v0.9.0
• Update to use pipeline builder #214

v0.5.0

Changed

• Update to opentelemetry v0.8.0

v0.4.0

Added

• Added a with_collector_endpoint endpoint to config builder #155

Changed

• Update to opentelemetry v0.7.0

v0.3.0

Changed

• Update to opentelemetry v0.6.0

v0.2.0

Added

• Support for resource attributes

Changed

• Update to opentelemetry v0.5.0

Removed

• as_any method on exporter

v0.1.0

Changed

• Update to opentelemetry v0.4.0

v0.0.1

Added

• Exporter to Zipkin collector through HTTP API