One major change done as part of this release was to move the instrumentation out of the core repo and into the contrib repo. This change should not impact users of the published packages, but the release notes for instrumentation packages will now be available in the contrib repo.

opentelemetry-api

🚀 Enhancements

• Add optional parameter to record_exception method (#1314)
• Add pickle support to SpanContext class (#1380)

opentelemetry-instrumentation

🚀 Enhancements

• Added support for OTEL_EXPORTER to the opentelemetry-instrument command (#1036)
• Add IDs Generator as Configurable Property of Auto Instrumentation (#1404)
• Add missing references to instrumented packages (#1416)
• Instrumentation Package depends on the OTel SDK (#1405)

opentelemetry-proto

💥 Breaking Changes

• Update protobuf versions (#1356)

opentelemetry-sdk

💥 Breaking Changes

• Rename MetricRecord class to ExportRecord (#1367)
• Rename Record class to Accumulation (#1373)
• Rename Meter class to Accumulator (#1372)

🚀 Enhancements)

• Add optional parameter to record_exception method (#1314)

• Update exception handling optional parameters, add escaped attribute to record_exception (#1365)

• Allow samplers to modify tracestate (#1319)
• Fix ParentBased sampler for implicit parent spans. Fix also trace_state erasure for dropped spans or spans sampled by the TraceIdRatioBased sampler. (#1394)

opentelemetry-exporter-jaeger

🚀 Enhancements

• Fix Jaeger exporter to correctly translate span.kind attribute (#1329)

opentelemetry-exporter-opencensus

💥 Breaking Changes

• Update protobuf versions (#1356)

opentelemetry-exporter-otlp

🚀 Enhancements

• Add Gzip compression for exporter (#1141)
• Handle error case when no credentials supplied (#1366)
• Change temporality for Counter and UpDownCounter (#1384)
• Add instrumentation library name and version to OTLP exported metrics (#1418)

opentelemetry-exporter-zipkin

🚀 Enhancements

• Support for v2 api protobuf format (#1318)

opentelemetry-api

💥 Breaking Changes

• Updating status codes to adhere to spec (#1282)

🚀 Enhancements

• Add keys method to TextMap propagator Getter (#1196)
• Fix ConsoleSpanExporter exception (#1246)
• Updating limits for attributes, events, links (#1249)

opentelemetry-sdk

💥 Breaking Changes

• Updating status codes to adhere to specs (#1282)
• Split up metric instrument constructors (#1254)

🚀 Enhancements

• Allow None in sequence attributes values (#998)
• Set initial checkpoint timestamp in aggregators (#1237)
• Span.is_recording() returns false after span has ended (#1289)
• Fix b3 propagator entrypoint (#1265)
• Samplers to accept parent Context (#1267)
• Add keys method to TextMap propagator Getter (#1196)
• Make SpanProcessor.on_start accept parent Context (#1251)
• Remove TracerProvider coupling from Tracer init (#1295)

opentelemetry-exporter-datadog

🚀 Enhancements

• Make SpanProcessor.on_start accept parent Context (#1251)

opentelemetry-exporter-jaeger

🚀 Enhancements

• Add support for Jaeger Span Exporter configuration by environment variables and change JaegerSpanExporter constructor parameters (#1114)

opentelemetry-exporter-otlp

🚀 Enhancements

• Add Env variables in OTLP exporter (#1101)
• Do not use bound instruments in OTLP exporter (#1237)

opentelemetry-instrumentation-django

🚀 Enhancements

• Django instrumentation is now enabled by default but can be disabled by setting OTEL_PYTHON_DJANGO_INSTRUMENT to False (#1239)
• Span name resolves correctly for paths that also require a query parameter to match (#1309)
• Added capture of http.route (#1226)
• Add support for tracking http metrics (#1230)
• Record span status and http.status_code attribute on exception (#1257)

opentelemetry-instrumentation-flask

🚀 Enhancements

• Use url.rule instead of request.endpoint for span name (#1260)

opentelemetry-instrumentation-grpc

🚀 Enhancements

• Rewrite gRPC server interceptor (#1171)

opentelemetry-instrumentation-requests

🚀 Enhancements

• Add support for tracking http metrics (#1116)

opentelemetry-api

💥 Breaking Changes

• Update baggage propagation header (#1194)
• Parent is now always passed in via Context, intead of Span or SpanContext (#1146)

🚀 Enhancements

• Add support for OTEL_PROPAGATORS (#1123)
• Store ints as ints in the global Configuration object
  (#1118)
• Make instances of SpanContext immutable (#1134)
• Allow for Custom Trace and Span IDs Generation - IdsGenerator for TracerProvider (#1153)

opentelemetry-sdk

💥 Breaking Changes

• Update sampling result names (#1128)
• Renaming metrics Batcher to Processor (#1203)
• Parent is now always passed in via Context, intead of Span or SpanContext (#1146)

🚀 Enhancements

• Add timestamps to aggregators (#1199)
• Add Global Error Handler (#1080)
• Add support for OTEL_BSP_MAX_QUEUE_SIZE, OTEL_BSP_SCHEDULE_DELAY_MILLIS, OTEL_BSP_MAX_EXPORT_BATCH_SIZE and OTEL_BSP_EXPORT_TIMEOUT_MILLIS environment variables (#1105)
• Allow for Custom Trace and Span IDs Generation - IdsGenerator for TracerProvider (#1153)
• Event attributes are now immutable (#1195)
• Protect access to Span implementation (#1188)
• start_as_current_span and use_span can now optionally auto-record any exceptions raised inside the context manager. (#1162)
• Adding Resource to MeterRecord (#1209)

opentelemetry-exporter-datadog

🚀 Enhancements

• Add support for span resource labels and service name (#1074)

opentelemetry-exporter-otlp

💥 Breaking Changes

• Update OpenTelemetry protos to v0.5.0 (#1143)

🚀 Enhancements

• Add support for span resource labels and service name (#1074)
• Add timestamps to OTLP exporter (#1199)

opentelemetry-exporter-zipkin

🚀 Enhancements

• Add support for span resource labels and service name (#1074)
• Zipkin exporter now accepts a max_tag_value_length attribute to customize the maximum allowed size a tag value can have. (#1151)

opentelemetry-instrumentation-celery

🚀 Enhancements

• Span operation names now include the task type. (#1135)
• Added automatic context propagation. (#1135)

opentelemetry-instrumentation-django

🚀 Enhancements

• Changed span name extraction from request to comply semantic convention (#992)
• Added support for OTEL_PYTHON_DJANGO_TRACED_REQUEST_ATTRS (#1154)

opentelemetry-instrumentation-falcon

🚀 Enhancements

• Added support for OTEL_PYTHON_FALCON_TRACED_REQUEST_ATTRS (#1158)

opentelemetry-instrumentation-pymysql

🚀 Enhancements

• Bumped version from 0.9.3 to 0.10.1 (#1228)

opentelemetry-instrumentation-system-metrics

🐛 Bug Fixes

• Fix issue when specific metrics are not available in certain OS (#1207)

opentelemetry-instrumentation-tornado

🚀 Enhancements

• Added support for OTEL_PYTHON_TORNADO_TRACED_REQUEST_ATTRS (#1178)

opentelemetry-instrumentation

🚀 Enhancements

• Add support for http metrics (#1116)

🐛 Bug Fixes

• Fixed boostrap command to correctly install opentelemetry-instrumentation-falcon instead of opentelemetry-instrumentation-flask (#1138)

The 0.13b0 version officially drops support for Python 3.4 (#1099)

opentelemetry-api

💥 Breaking Changes

• Refactor SpanContext.is_valid from a method to a data attribute (#1005)
• Moved samplers from API to SDK (#1023)
• Change is_recording_events to is_recording (#1034)
• Remove lazy Event and Link API from Span interface (#1045)
• Rename CorrelationContext to Baggage (#1060)
• Rename HTTPTextFormat to TextMapPropagator. This change also updates get_global_httptextformat and set_global_httptextformat to get_global_textmap and set_global_textmap (#1085)

🐛 Bug Fixes

• Change return value type of correlationcontext.get_correlations to immutable MappingProxyType (#1024)
• Fix api/sdk setup.cfg to include missing python files (#1091)

opentelemetry-sdk

💥 Breaking Changes

• Moved samplers from API to SDK (#1023)
• Sampling spec changes (#1034)
• Remove lazy Event and Link API from Span interface (#1045)
• Rename Resource labels to attributes (#1082)
• Rename members of trace.sampling.Decision enum (#1115)

🚀 Enhancements

• Improve BatchExportSpanProcessor (#1062)
• Populate resource attributes as per semantic conventions (#1053)

🐛 Bug Fixes

• Fix api/sdk setup.cfg to include missing python files (#1091)

opentelemetry-exporter-jaeger

🚀 Enhancements

• Report instrumentation info (#1098)

opentelemetry-exporter-otlp

🚀 Enhancements

• Add instrumentation info to exported spans (#1095)
• Add metric OTLP exporter (#835)

opentelemetry-exporter-zipkin

🚀 Enhancements

• Add support for OTEL_EXPORTER_ZIPKIN_ENDPOINT env var. As part of this change, the configuration of the ZipkinSpanExporter exposes a url argument to replace host_name, port, protocol, endpoint. This brings this implementation inline with other implementations. (#1064)
• Zipkin exporter report instrumentation info. (#1097)

opentelemetry-instrumentation-aiohttp-client

🚀 Enhancements

• Updating span name to match semantic conventions (#972)

opentelemetry-instrumentation-dbapi

🐛 Bug Fixes

• cursors and connections now produce spans when used with context managers (#1028)

opentelemetry-instrumentation-falcon

🚀 Enhancements

• Initial release. Added instrumentation for Falcon 2.0+

opentelemetry-instrumentation-tornado

🚀 Enhancements

• Initial release. Supports Tornado 6.x on Python 3.5 and newer

vBeta v12 release.

Update exporter package names

Change package names from "ext" to "exporter" (#953)
opentelemetry-ext-datadog -> opentelemetry-exporter-datadog
opentelemetry-ext-jaeger-> opentelemetry-exporter-jaeger
opentelemetry-ext-opencensusexporter-> opentelemetry-exporter-opencensus
opentelemetry-ext-otlp-> opentelemetry-exporter-otlp
opentelemetry-ext-prometheus-> opentelemetry-exporter-prometheus
opentelemetry-ext-zipkin-> opentelemetry-exporter-zipkin

Update instrumentation package names

Change package names from "ext" to "instrumentation" (#961, #966, #969)
opentelemetry-ext-aiohttp-client-> opentelemetry-instrumentation-aiohttp-client
opentelemetry-ext-asgi-> opentelemetry-instrumentation-asgi
opentelemetry-ext-asyncpg-> opentelemetry-instrumentation-asyncpg
opentelemetry-ext-boto-> opentelemetry-instrumentation-boto
opentelemetry-ext-botocore-> opentelemetry-instrumentation-botocore
opentelemetry-ext-celery-> opentelemetry-instrumentation-celery
opentelemetry-ext-dbapi-> opentelemetry-instrumentation-dbapi
opentelemetry-ext-django-> opentelemetry-instrumentation-django
opentelemetry-ext-elasticsearch-> opentelemetry-instrumentation-elasticsearch
opentelemetry-ext-flask-> opentelemetry-instrumentation-flask
opentelemetry-ext-grpc-> opentelemetry-instrumentation-grpc
opentelemetry-ext-jinja2-> opentelemetry-instrumentation-jinja2
opentelemetry-ext-mysql-> opentelemetry-instrumentation-mysql
opentelemetry-ext-opentracing-shim-> opentelemetry-instrumentation-opentracing-shim
opentelemetry-ext-psycopg2-> opentelemetry-instrumentation-psycopg2
opentelemetry-ext-pymemcache-> opentelemetry-instrumentation-pymemcache
opentelemetry-ext-pymongo-> opentelemetry-instrumentation-pymongo
opentelemetry-ext-pymysql-> opentelemetry-instrumentation-pymysql
opentelemetry-ext-pyramid-> opentelemetry-instrumentation-pyramid
opentelemetry-ext-redis-> opentelemetry-instrumentation-redis
opentelemetry-ext-requests-> opentelemetry-instrumentation-requests
opentelemetry-ext-sqlalchemy-> opentelemetry-instrumentation-sqlalchemy
opentelemetry-ext-sqlite3-> opentelemetry-instrumentation-sqlite3
opentelemetry-ext-system-metrics-> opentelemetry-instrumentation-system-metrics
opentelemetry-ext-wsgi-> opentelemetry-instrumentation-wsgi

opentelemetry-api

• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)
• Stop TracerProvider and MeterProvider from being overridden (#959)

opentelemetry-sdk

• Changed default Sampler to ParentOrElse(AlwaysOn) (#960)
• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)
• Implement Views in metrics SDK (#596)
• Update environment variable OTEL_RESOURCE to OTEL_RESOURCE_ATTRIBUTES as per the specification (#973)

opentelemetry-instrumentation-django

• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)

opentelemetry-instrumentation-elasticsearch

• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)

opentelemetry-instrumentation-flask

• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)

opentelemetry-instrumentation-pyramid

• Update environment variable names, prefix changed from OPENTELEMETRY to OTEL (#904)

opentelemetry-instrumentation-redis

• Update default SpanKind to SpanKind.CLIENT (#965)

Beta v11 release.

opentelemetry-api

• Log a warning when replacing the global Tracer/Meter provider (#856)
• Return INVALID_SPAN if no TracerProvider set for get_current_span (#751)
• Rename record_error to record_exception (#927)

opentelemetry-sdk

• Add support for resources and resource detector (#853)
• Rename record_error to record_exception (#927)

opentelemetry-ext-asyncpg

• Shouldn't capture query parameters by default (#854)

opentelemetry-ext-boto

• bugfix: fails to export spans via jaeger (#866)

opentelemetry-ext-botocore

• bugfix: fails to export spans via jaeger (#866)

opentelemetry-ext-django

• Use one general exclude list instead of two (#872)

opentelemetry-ext-flask

• Use one general exclude list instead of two (#872)

opentelemetry-ext-grpc

• Add status code to gRPC client spans (896)
• Add gRPC client and server instrumentors (788)

opentelemetry-ext-jaeger

• Could not serialize attribute aws.region to tag when exporting via jaeger Serialize tuple type values by coercing them into a string, since Jaeger does not support tuple types. (#865)

opentelemetry-ext-mysql

• bugfix: Fix auto-instrumentation entry point for mysql (#858)

opentelemetry-ext-otlp

• Update span exporter to use OpenTelemetry Proto v0.4.0 (#872)

opentelemetry-ext-pyramid

• Use one general exclude list instead of two (#872)

opentelemetry-ext-wsgi

• Set span status on wsgi errors (#864)

opentelemetry-instrumentation-aiopg

• Initial release

opentelemetry-instrumentation-fastapi

• Initial release (#890)

Beta v10 release.

opentelemetry-sdk

• Rename CounterAggregator -> SumAggregator (#816)

opentelemetry-exporter-cloud-monitoring

• Add ability for exporter to add unique identifier (#841)
• Added tests to tox coverage files (#804)

opentelemetry-exporter-cloud-trace

• Add g.co/agent label for Google internal metrics tracking (#833)
• Adding trouble-shooting tips (#827)
• Added Cloud Trace context propagation (#819)
• Added tests to tox coverage files (#804)

opentelemetry-ext-asyncpg

• Initial Release (#814)

opentelemetry-ext-celery

• Add instrumentation for Celery (#780)

opentelemetry-ext-elasticsearch

• Initial release (#747)

opentelemetry-ext-pymemcache

• Initial release (#772)

opentelemetry-instrumentation-starlette

• Initial release (#777)

opentelemetry-proto

• Regenerate proto code and add pyi stubs (#823)

Beta v9 release.

docs

• Fix broken link (#763)

opentelemetry-api

• Adding trace.get_current_span, Removing Tracer.get_current_span (#552)
• Rename Measure to ValueRecorder (#761)
• Rename Observer to ValueObserver (#764)
• Add SumObserver and UpDownSumObserver in metrics (#789)
• Implement UpDownCounter instrument (#796)
• Move stateful from Meter to MeterProvider (#751)

opentelemetry-sdk

• Adding trace.get_current_span, Removing Tracer.get_current_span (#552)
• Flush metrics on exit (#749)
• Make force_flush available on SDK's tracer provider (#594)
• Rename Measure to ValueRecorder (#761)
• Rename Observer to ValueObserver (#764)
• Add SumObserver, UpDownSumObserver and LastValueAggregator in metrics (#789)
• Implement UpDownCounter instrument (#796)
• Move stateful & resource from Meter to MeterProvider (#751)
• Add start_pipeline to MeterProvider (#791)
• bugfix: byte type attributes are decoded before adding to attributes dict (#775)

opentelemetry-auto-instrumentation -> opentelemetry-instrumentation

• Rename opentelemetry-auto-instrumentation to opentelemetry-instrumentation and console script opentelemetry-auto-instrumentation to opentelemetry-instrument

opentelemetry-proto

• Add proto files (#728)

opentelemetry-ext-boto

• Add boto instrumentation (#665)

opentelemetry-ext-botocore

• Add botocore instrumentation (#689)

opentelemetry-exporter-cloud-monitoring

• Add cloud monitoring exporter (#739)

opentelemetry-exporter-cloud-trace

• Cloud Trace exporter (#698)

opentelemetry-ext-datadog

• Set sampling rate (#740)

opentelemetry-ext-otlp

• Add OTLP span exporter (#787)

opentelemetry-ext-pyramid

• Instrumentation for Pyramid (#776)

opentelemetry-ext-requests

• Better exception handling (#765)
• Requests headers none argument fix (#708)

opentelemetry-ext-opentracing-shim

• Add testbed for otshim (#727)

opentelemetry-ext-system-metrics

• Adding instrumentation to collect system metrics (#652)

Beta v8 release.

docs

• Improvements to documentation, removed duplicated example (#658)

opentelemetry-api

• Handle boolean, integer and float values in Configuration (#662)
• bugfix: ensure status is always string (#640)

opentelemetry-sdk

• Validate span attribute types in SDK (#678)
• Specify to_json indent from arguments (#718)
• Span.resource will now default to an empty resource (#724)
• bugfix: Fix error message (#729)
• bugfix: deep copy empty attributes (#714)

opentelemetry-auto-instrumentation

• Add a new bootstrap command that enables automatic instrument installations (#650)

opentelemetry-ext-asgi

• Add ASGI middleware (#716)

opentelemetry-ext-datadog

• Add exporter to Datadog (#572)

opentelemetry-ext-django

• Add exclude list for paths and hosts to prevent from tracing (#670)
• Add support for django >=1.10 (#717)

opentelemetry-ext-jaeger

• Transform resource to tags when exporting (#645)

opentelemetry-ext-otcollector - opentelemetry-ext-opencensusexporter

• Rename otcollector to opencensus (#695)

opentelemetry-ext-psycopg2

• Implement instrumentor interface, enabling auto-instrumentation (#694)

opentelemetry-ext-sqlite3

• Initial release (#683)

opentelemetry-ext-zipkin

• Transform resource to tags when exporting (#707)

Beta v7 release.

opentelemetry-api

• Add reset for the global configuration object, for testing purposes (#636)
• tracer.get_tracer now optionally accepts a TracerProvider (#602)
• Configuration object can now be used by any component of opentelemetry, including 3rd party instrumentations (#563)
• bugfix: configuration object now matches fields in a case-sensitive manner (#583)
• bugfix: configuration object now accepts all valid python variable names (#583)
• bugfix: configuration undefined attributes now return None instead of raising an AttributeError. (#583)

opentelemetry-sdk

• Exporter API: span parents are now always spancontext (#548)
• tracer.get_tracer now optionally accepts a TracerProvider (#602)
• Console span exporter now prints prettier, more legible messages (#505)
• bugfix: B3 propagation now retrieves parentSpanId correctly (#621)
• bugfix: a DefaultSpan now longer causes an exception when used with tracer (#577)
• move last_updated_timestamp into aggregators instead of bound metric instrument (#522)
• bugfix: suppressing instrumentation in metrics to eliminate an infinite loop of telemetry (#529)
• bugfix: freezing span attribute sequences, reducing potential user errors (#529)

opentelemetry-auto-instrumentation

• Add support for programmatic instrumentation (#579)
• bugfix: enable auto-instrumentation command to work for custom entry points (e.g. flask_run) (#567)

opentelemetry-ext-aiohttp-client

• Add aiohttp client integration (#421)

opentelemetry-ext-dbapi

• Implement instrument_connection and uninstrument_connection (#624)

opentelemetry-ext-django

• Add django instrumentation (#593)

opentelemetry-ext-flask

• Add exclude list for paths and hosts (#630)

opentelemetry-ext-jinja2

• Add jinja2 instrumentation (#643)

opentelemetry-ext-mysql

• Implement instrumentor interface (#655)

opentelemetry-ext-pymongo

• Add support for auto-instrumentation (#612)

opentelemetry-ext-pymysql

• Add pymysql instrumentation (#504)

opentelemetry-ext-redis

• Add redis instrumentation (#595)

opentelemetry-ext-requests

• Rename package to opentelemetry-ext-requests (#619)
• Implement instrumentor interface, enabling auto-instrumentation (#597)
• Adding disable_session for more granular instrumentation control (#573)
• Add a callback for custom attributes (#656)

opentelemetry-ext-sqlalchemy

• Add sqlalchemy instrumentation (#591)

opentelemetry-ext-zipkin

• bugfix: 'debug' field is now correct (#549)

Beta v6 release.

Documentation

Documentation continues to see large improvements, including re-organizing the examples to make them more discoverable.

READMEs and the getting started guide also have some corrections.

opentelemetry-api

• Add support for lazy events and links (#474)
• Metrics API no longer uses LabelSet (#527)
• Adding is_remote flag to SpanContext, indicating when a span is remote (#516)
• Allow digit as first char in vendor specific trace state key (#511)

opentelemetry-sdk

• Add support for lazy events and links (#474)
• Metrics API no longer uses LabelSet (#527)
• Adding is_remote flag to SpanContext, indicating when a span is remote (#516)
• Adding a solution to release metric handles and observers (#435)

opentelemetry-ext-flask

• Add an entry_point to be usable in auto-instrumentation (#327)

opentelemetry-ext-jaeger

• Exporting to collector now works (#508)

opentelemetry-ext-grpc

• Add gRPC integration (#476)
• Initial release

Beta v5 release

Documentation

Documentation has been significantly overhauled and is available on readthedocs:

https://opentelemetry-python.readthedocs.io/en/v0.5.0/

Documentation improvements include:

• a getting started guide
• examples has been consolidated to an docs/examples folder
• several minor improvements to the examples in each extension's README

opentelemetry-api

• Adding Correlation Context API and propagator (#471)
• Adding a global configuration module to simplify setting and getting globals (#466)
• Rename metric handle to bound metric (#470)
• Moving resources to sdk (#464)
• Implementing propagators to API to use context (#446)
• Implement observer instrument for metrics (#425)
• Adding named meters, removing batchers (#431)
• Renaming TraceOptions to TraceFlags (#450)
• Renaming TracerSource to TraceProvider (#441)

opentelemetry-sdk

• Adding Correlation Context SDK and propagator (#471)
• Adding OT Collector metrics exporter (#454)
• Improve validation of attributes (#460)
• Re-raise errors caught in opentelemetry.sdk.trace.Tracer.use_span() (#469)
• Adding named meters, removing batchers (#431)
• Make counter and MinMaxSumCount aggregators thread safe (#439)

opentelemetry-ext-otcollector

Initial release. Support is included for both trace and metrics.

Documentation release, see https://opentelemetry-python.readthedocs.io/en/v0.4.1.

Alpha v4 release.

opentelemetry-api

• Separate Default classes from interface descriptions (#311)
• Added named Tracers (#301)
• Add int and valid sequenced to AttributeValue type (#368)
• Add ABC for Metric (#391)
• Metric classes required for export pipeline (#341)
• Adding Context API Implementation (#395)
• Remove monotonic and absolute metric instruments (#410)
• Adding trace.get_tracer function (#430)

opentelemetry-sdk

• Added named Tracers (#301)
• Set status for ended spans (#297 and #358)
• Use module loggers (#351)
• Protect start_time and end_time from being set manually by the user (#363)
• Add runtime validation for set_attribute (#348)
• Add support for B3 ParentSpanID (#286)
• Set status in start_as_current_span (#377)
• Implement force_flush for span processors (#389)
• Metrics export pipeline, and stdout exporter (#341)
• Set sampled flag on sampling trace (#407)
• Add io and formatter options to console exporter (#412)
• Clean up ProbabilitySample for 64 bit trace IDs (#238)
• Adding Context API Implementation (#395)
• Remove monotonic and absolute metric instruments (#410)
• Implement MinMaxSumCount aggregator (#422)

opentelemetry-ext-dbapi

• Initial release

opentelemetry-ext-flask

• Use string keys for WSGI environ values (#366)

opentelemetry-ext-jaeger

• Export span status (#367)
• Export span kind (#387)

opentelemetry-ext-mysql

• Initial release

opentelemetry-ext-prometheus

• Initial release

opentelemetry-ext-psycopg2

• Initial release

opentelemetry-ext-pymongo

• Updating network connection attribute names (#350)

opentelemetry-ext-wsgi

• Updating network connection attribute names (#350)

opentelemetry-ext-zipkin

• Initial release

Alpha V3 release.

opentelemetry-api

• Multiple tracing API changes
• Multiple metrics API changes
• Remove option to create unstarted spans from API (#290)

opentelemetry-sdk

• Multiple tracing SDK changes
• Multiple metrics SDK changes
• Add metrics exporters (#192)
• Multiple bugfixes and improvements

opentelemetry-ext-flask

• Initial release

opentelemetry-ext-opentracing-shim

• Implement extract and inject support for HTTP_HEADERS and TEXT_MAP formats (#256)

opentelemetry-ext-pymongo

• Initial release

opentelemetry-ext-wsgi

• Support new semantic conventions (#299)
• Updates for core library changes

Alpha V2 release.

opentelemetry-api

• W3C TraceContext fixes and compliance tests (#228)
• Multiple metrics API changes
• Multiple tracing API changes
• Multiple context API changes
• Sampler API (#225)
• Multiple bugfixes and improvements

opentelemetry-sdk

• W3C TraceContext fixes and compliance tests (#228)
• Multiple metrics SDK changes
• Multiple tracing SDK changes
• Sampler SDK (#225)
• Multiple bugfixes and improvements

opentelemetry-ext-azure-monitor

• Updates for core library changes

opentelemetry-ext-http-requests

• Updates for core library changes

opentelemetry-ext-jaeger

• Initial release

opentelemetry-ext-opentracing-shim

• Initial release

opentelemetry-ext-wsgi

• Updates for core library changes

Alpha release of core packages:

• opentelemetry-api
• opentelemetry-sdk

and ext packages:

• opentelemetry-ext-azure-monitor
• opentelemetry-ext-http-requests
• opentelemetry-ext-wsgi