PyPI · #99 most downloaded on PyPI

grpcio

1.84.0423M downloads/mogrpc/grpc ↗New releases in your daily digest, changelog included.

HTTP/2-based RPC framework

Last release 15 days ago
14 Sep 2026
Ships fairly regularly
a new release about every 2 weeks
Nearly every release is documented
notes for 58 of the last 60 stable releases
10 versions withdrawn
withdrawn after publishing
11 years old
284 releases · first in 2015

Release timeline

284 releases since 2015

2015201720192021

Releases

1.64.36 Aug 2024
This is release gRPC Core 1.64.3 (grateful).
This is release gRPC Core 1.64.3 (grateful).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling
Open source →
1.64.13 Jun 2024
This is release 1.64.1 (grateful) of gRPC Core.
This is release 1.64.1 (grateful) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[StatsPlugin] Fix use-after-free issue (#36664). (#36670)

C++

[OTel] Generate pkg-config file for grpcpp_otel_plugin (#36686). (#36722)

[OTel] Add find_package call for OTel dependency in installed gRPC configuration (#36674). (#36688)

Python

[Python Server] Remove abstractmethod notation for add_registered_method_handlers (v1.64.x backport). (#36696)

One column per quarter.

1.64.020 May 2024

This is release 1.64.0 (grateful) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[BoringSSL] Update third_party/boringssl-with-bazel. (#36435)
[build] Restrict visibility of grpc_public_hdrs and grpc++_public_hdrs. (#36289)
[Deps] Rollfoward Protobuf upgrade to v26.1. (#36323)

C++

[CSM] Fix CSM Observability for trailers-only response. (#36413)
[CSM] Remove requirement that servers have to be xDS enabled. (#36410)

Python

[Asyncio] Semantic task names for RPC tasks. (#36422)
[python/systemd] allow compiling systemd support into python builds. (#36037)
[Python Otel] Remove opentelemetry version pin. (#36448)
[Python Otel] Use registered method at server side. (#36371)
[Python grpcio_tools] Update version requirement of protobuf in grpcio_tools. (#36230)

Open source →

1.64.0rc18 May 2024pre-release

This is a prerelease of gRPC Core 1.64.0 (grateful).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.63.26 Aug 2024

This is release gRPC Core 1.63.2 (giggle).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.63.030 Apr 2024Deprecated

[Python Modernization] Deprecate pkg_resources.

This is release 1.63.0 (giggle) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[Deps] Backport: Protobuf upgrade to v26.1. (#36353)
[surface] Add an API to inject connected endpoints into servers. (#35957)
[CMake] Add gRPC_USE_SYSTEMD option. (#34384)
[Deps] Upgraded protobuf to v26.1. (#35796)
[channel] canonify target and set channel arg in only one place. (#36134)
[grpc][Gpr_To_Absl_Logging] Using absl from within gpr logging. (#36108)
[BoringSSL] Update third_party/boringssl-with-bazel. (#36089)
[EventEngine] Document RunAfter can return an invalid handle for immediate execution. (#36072)
[EventEngine] Enable the EventEngine DNS Resolver on Posix. (#35573)
[EventEngine] Support AF_UNIX for windows. (#34801)

C++

[OTel C++] Add APIs to enable/disable metrics. (#36183)
[EventEngine] Refactor ServerCallbackCall to use EventEngine::Run. (#36126)
[OTel C++] Add CMake build support. (#36063)
gRPC C++ upgraded Protobuf to v26.1. (#36323)
[OTel C++] Add experimental optional locality label available to client per-attempt metrics. (#36254)
[OTel C++] Add API to set channel scope filter. (#36189)

C#

[csharp] Fix csharp doc comments. (#36000)
C#: Grpc.Tools: Handle regex timeout when parsing protoc output. (#36185)

PHP

Update min PHP testing version from PHP 7.4 to 8.1. (#35964)

Python

[Python Version] Drop support for Python 3.7. (#34450)
[Python Aio] Change aio Metadata inheritance. (#36214)
[Documentation] fix asyncio Server and Channel stop() method documentation. (#35946)
[Python O11y] Change public interface. (#36094)
[Python Stub] Add version check to stubs generated by grpcio_tools. (#35906)
[AbortError] Reapply "[AbortError] And and check AbortError while abort". (#34525)
[Build Reproducibility] Sort input file list. (#35687)
[Python O11Y] Reapply registered method change. (#35850)
[Python Modernization] Deprecate pkg_resources. (#35849)
[Python Bazel] Allow overwriting grpc_library in python_rules.bzl. (#35629)

Ruby

ruby: register grpc_rb_sStatus as a global variable. (#36125)

Open source →

1.63.0rc219 Apr 2024pre-release

This is a prerelease of gRPC Core 1.63.0 (giggle).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.63.0rc115 Apr 2024pre-release

This is a prerelease of gRPC Core 1.63.0 (giggle).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.62.36 Aug 2024

This is release gRPC Core 1.62.3 (guardian).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.62.218 Apr 2024

This is release gRPC Core 1.62.2 (guardian).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Python

[Fix Python Deadlock] Guard grpc_google_default_credentials_create with nogil by @XuanWang-Amos in https://github.com/grpc/grpc/pull/36376

Full Changelog: https://github.com/grpc/grpc/compare/v1.62.1...v1.62.2

Open source →

1.62.18 Mar 2024

This is release gRPC Core 1.62.1 (guardian).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Open source →

1.62.021 Feb 2024Deprecated

[Python AIO] Handle DeprecationWarnings when get current loop.

This is release 1.62.0 (guardian) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[metadata] Allow non application/grpc content-type values. (#35824)
[BoringSSL] Update third_party/boringssl-with-bazel. (#35768)
[GPR] Removed GPR_BACKWARDS_COMPATIBILITY_MODE. (#35602)

Python

[Build] Strip armv7 artifacts. (#35832)
[Python AIO] Handle DeprecationWarnings when get current loop. (#35583)
[Python AIO] Raise resource_exhausted error in case of concurrent RPC limit exceeded. (#35376)
[Python O11y] Build and distrib O11y package. (#35578)
[Python setuptools] Import error from distutils for lower version of setuptools. (#35561)
[ruby] Fix use-after-free for post-fork channel recreation. (#35488)

Ruby

[ruby] Build/test ruby 3.3 and build native gems with Ruby 3.3 support. (#35399)

Open source →

1.62.0rc116 Feb 2024pre-release

This is a prerelease of gRPC Core 1.62.0 (guardian).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Python

grpcio_observability package is not published in this release due to an issue in packaging.

Open source →

1.61.36 Aug 2024

This is release gRPC Core 1.61.3 (grand).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.60.26 Aug 2024

This is release gRPC Core 1.60.2 (gjallarhorn).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.60.11 Feb 2024

This is release gRPC Core 1.60.1 (gjallarhorn).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Python

[Python Misc] Revert change to print backtrace in server. (#35462)

Open source →

1.60.07 Dec 2023

This is release 1.60.0 (gjallarhorn) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Implemented dualstack IPv4 and IPv6 backend support, as per draft gRFC A61. xDS support currently guarded by GRPC_EXPERIMENTAL_XDS_DUALSTACK_ENDPOINTS env var.
Dropped Bazel 5 support. (#34813)
[deps] Upgrade protobuf version to v25.0. (#34513)
[Security - Revocation] Crl Directory Watcher Implementation. (#34749)
[server] Cap size of pending request queue with RealRequestMatcher. (#34782)
[chttp2] Fix outgoing data stats. (#34693)
[EventEngine] Enable Posix EventEngine Listener on all builds. (#34748)
[EventEngine] Enable Windows EventEngine Listener on all builds. (#34436)
[chttp2] Alternative protection for too many streams in the system. (#34697)
[Proxy] Support for setting proxy for addresses. (#34617)
[client idleness] client channels go idle after 30 minutes by default. (#34653)
[chttp2] Add an experiment to separate liveness checks from ping timeouts. (#34647)
[chttp2] Tarpit invalid requests. (#34641)
[chttp2] Enforce settings acks. (#34640)
[chttp2] Limit work per read cycle. (#34639)
[chttp2] Limit request count before receiving settings ack. (#34638)
[chttp2] Randomly ping on RST_STREAM. (#34637)

C++

[xds] C++ XdsServerBuilder Remove src/... header dependency from public header. (#34790)
[reflection] Add v1 reflection. (#34535)

C#

[csharp] Grpc.Tools documentation for sharing proto files between projects and nuget packages. (#34521)

Ruby

[ruby] create debug symbol packages. (#34632)

Python

[Bug Fix] Change return of grpc.aio.ServicerContext.code() from integer to grpc.StatusCode. (#34292)

Open source →

1.60.0rc114 Nov 2023pre-release

This is a prerelease of gRPC Core 1.60.0 (gjallarhorn).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.59.56 Aug 2024

This is release gRPC Core 1.59.5 (generative).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.59.317 Nov 2023

This is release gRPC Core 1.59.3 (generative).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Core

[Security - Revocation] Crl backport to 1.59. (#34926)

Open source →

1.59.230 Oct 2023Security

[chttp2] Rollup of fixes for CVE-2023-44487.

This is release 1.59.2 (generative) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[chttp2] Rollup of fixes for CVE-2023-44487. (#34763)

Open source →

1.59.029 Sept 2023Deprecated

[Python 3.12] Deprecate distutil.

This is release 1.59.0 (generative) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[Release] Bump core version 202309251628. (#34476)
[xds ssa] Remove environment variable protection for stateful affinity. (#34435)
[windows DNS] Simplify c-ares Windows code. (#33965)
[c-ares] fix spin loop bug when c-ares gives up on a socket that still has data left in its read buffer. (#34185)
[Deps] Adding upb as a submodule. (#34199)
[EventEngine] Update Cancel contract on closure deletion timeline. (#34167)

C#

[csharp codegen] Handle empty base_namespace option value to fix #34113. (#34137)

Python

[Python 3.12] Support Python 3.12. (#34398)
[Python 3.12] Deprecate distutil. (#34186)

Ruby

[ruby] Fix linking errors on x86-darwin. (#34134)
[Ruby] replace strdup with gpr_strdup. (#34177)
[ruby] drop ruby 2.6 support. (#34198)

Open source →

1.59.0rc127 Sept 2023pre-release

This is a prerelease of gRPC Core 1.59.0 (generative).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.58.36 Aug 2024

This is release gRPC Core 1.58.3 (goku).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

https://github.com/grpc/grpc/pull/37359 Fix a bug in hpack error handling

Open source →

1.58.07 Sept 2023

This is release 1.58.0 (goku) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

gRPC 1.58 starts to require c-ares 1.18 or later.
[Deps] Update boringssl 202308211007. (#34115)
[pick_first] de-experiment pick first. (#34054)
[build metadata] Bazel to "other build systems" improvements. (#33803)
[Deps] Update abseil to 20230802. (#33974)
[c-ares DNS resolver] Fix file descriptor use-after-close bug when c-ares writes succeed but subsequent read fails. (#33871)

C++

[docs] Document Alarm thread-safety guarantees. (#34092)
Added OpenSSL 3.0 (LTS) support via custom CMake builds (the default is still BoringSSL)

Python

[Bazel] Enable grpcio-reflection to be used via Bazel. (#31013)
[packaging] Publish xds-protos as part of the standard package pipeline. (#33797)

Ruby

[ruby] update google auth to ~> 1.0. (#34013)
[Ruby] set metadata_sent after call success. (#33998)
[ruby] remove unnecessary background thread startup wait logic that interferes with forking. (#33805)

Open source →

1.58.0rc125 Aug 2023pre-release

This is a prerelease of gRPC Core 1.58.0 (goku).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.57.010 Aug 2023

This is release 1.57.0 (grounded) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[EventEngine] Change GetDNSResolver to return absl::StatusOr<std::unique_ptr<DNSResolver>>. (#33744)
[deps] Remove libuv dependency. (#33748)
[ssl] Fix SSL stack to handle large handshake messages whose length exceeds the BIO buffer size. (#33638)
[BoringSSL] Update third_party/boringssl-with-bazel. (#33690)
[iomgr][EventEngine] Improve server handling of file descriptor exhaustion. (#33656)
[ruby] experimental client side fork support. (#33430)
[core] Add a channel argument to set DSCP on streams. (#28322)
[xDS LB] xDS pick first support. (#33540)
[tls] Remove use of SSL_CTX_set_client_CA_list for TLS server credentials. (#33558)
[EventEngine] Simplify EventEngine::DNSResolver API. (#33459)
[iomgr][Windows] Return proper error code to client when connection is reset. (#33502)
[fork] simplify Fork::SetResetChildPollingEngineFunc to fix nested forking. (#33495)
[lb pick_first] Enable random shuffling of address list. (#33254)
[HTTP2] Fix inconsistencies in keepalive configuration. (#33428)
[c-ares] Upgrade c-ares dependency to 1.19.1. (#33392)
[Rls] de-experimentalize RLS in XDS. (#33290)

C++

[otel] Add bazel dependency. (#33548)

C#

[csharp] Include correct build of Grpc.Tools in nightly packages. (#33595)
[csharp] reintroduce base_namespace experimental option to C# (with a patch). (#33535)

Objective-C

[Protobuf] Upgrade third_party/protobuf to 23.4. (#33695)

Python

[posix] Enable systemd sockets for libsystemd>=233. (#32671)
[python O11Y] Initial Implementation. (#32974)

Ruby

[ruby] experimental client side fork support (#33430)
[ruby] backport "[ruby] remove unnecessary background thread startup wait logic that interferes with forking #33805" to v1.57.x. (#33846)
[Ruby] remove manual strip in ruby ext conf. (#33641)
[ruby] simplify shutdown; remove unnecessary attempts at grpc_shutdown. (#33674)
[ruby] Add -weak_framework CoreFoundation to link line. (#33538)
[Ruby] Fix memory leak in grpc_rb_call_run_batch. (#33368)
[Ruby] Fix memory leak in grpc_rb_server_request_call. (#33371)

Open source →

1.57.0rc126 Jul 2023pre-release

This is a prerelease of gRPC Core 1.57.0 (grounded).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.56.219 Jul 2023

This is release gRPC Core 1.56.2 (galvanized).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Core

[WRR] backport (#33694) to 1.56 (#33698)
[backport][iomgr][EventEngine] Improve server handling of file descriptor exhaustion (#33667)

Open source →

1.56.022 Jun 2023Deprecated

[csharp proto plugin] Apply Obsolete attribute to deprecated services and methods in C# generated code.

This is release 1.56.0 (galvanized) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[c-ares] Backport "[c-ares] Upgrade c-ares dependency to 1.19.1 (#33392)" to v1.56.x. (#33411)
[Rls] Backport "[Rls] de-experimentalize RLS in XDS (#33290)" to v1.56.x. (#33330)
[core] Add support for vsock transport. (#32847)
[JSON] fix bug that incorrectly allowed trailing commas after an empty container. (#33158)
[BoringSSL] Update third_party/boringssl-with-bazel. (#33150)
[outlier detection] fix crash with pick_first and add tests. (#33069)
[EventEngine] Change TXT lookup result type to std::vector<std::string>. (#33030)
[Build] Removed gRPC_PROTOBUF_PACKAGE_TYPE, supporting config only. (#32988)
[EventEngine] Update contract for Listener's on_shutdown execution. (#33003)
[Documentation] Update docs for TryCancel() on ServerContext. (#32889)
[Compiler Fix] Bring declarations and definitions to be in sync. (#32911)

C++

[Authz] Support customizable audit functionality for authorization policy. (#33145, #32995, #32944, #32970, #33196, #32750, #33183, #33026, #32828, #33252, #33004, #32976)
[example] Server reflection. (#33162)

C#

[CSHARP] Add base_namespace experimental option to C# plugin. (#32636)
[csharp proto plugin] Apply Obsolete attribute to deprecated services and methods in C# generated code. (#32414)

Objective-C

[Deps] Upgrade Protobuf to v23.1. (#33164)

Python

[aio types] Fix some grpc.aio python types. (#32475)

Ruby

[ruby] fix re2 compilation when older system version installed. (#32580)

Open source →

1.56.0rc213 Jun 2023pre-release

This is a prerelease of gRPC Core 1.56.0 (galvanized).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.55.31 Aug 2023

This is release 1.55.3 (grandslam) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[backport][iomgr][EventEngine] Improve server handling of file descriptor exhaustion by @drfloob in https://github.com/grpc/grpc/pull/33669

Python

[iOS] Disable posix polling on iOS (#33094) by @gnossen in https://github.com/grpc/grpc/pull/33326

Open source →

1.55.022 May 2023withdrawn: https://github.com/grpc/grpc/issues/33218

This is release 1.55.0 (grandslam) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[Compiler Fix] Backport - Bring declarations and definitions to be in sync (#32911). (#32915)
[XDS] Revert "Revert "XDS: enable XDS federation by default (#32711)" (#32814). (#32902)
[cleanup] Remove public_headers_must_be_c89 test. (#32898)
[tcp] Add channel argument for SO_RVCBUF size. (#32887)
[xds] Remove variable protection from custom LB policies. (#32888)
[BoringSSL] Update third_party/boringssl-with-bazel. (#32868)
[protobuf] Upgrade third_party/protobuf to 22.x. (#32606)
[HTTP Proxy] Support CIDR blocks in no_proxy config. (#31119)

All wrapped languages

[Deps] Backport-1.55: Upgrade Protobuf to v23.1. (#33165)

C++

[Build] Backport-1.55: Removed gRPC_PROTOBUF_PACKAGE_TYPE, supporting config only. (#33018)
- FindProtobuf doesn’t work with Protobuf v22 and later so gRPC stops giving an option to choose a search mode when finding a Protobuf Package, expecting Protobuf is installed using CMake.

Ruby

[Ruby] rubify type names start with lower case or non-alpha characters. (#32604)

Open source →

1.55.0rc11 May 2023pre-release

This is a prerelease of gRPC Core 1.55.0 (grandslam).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.54.32 Aug 2023

This is release 1.54.3 (gracious) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[backport][iomgr][EventEngine] Improve server handling of file descriptor exhaustion by @drfloob in https://github.com/grpc/grpc/pull/33670

Open source →

1.54.212 May 2023

This is release gRPC Core 1.54.2 (gracious).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Fixed CVE-2023-32731
Fixed CVE-2023-32732

Open source →

1.54.018 Apr 2023Deprecated

Fix DeprecationWarning when calling asyncio.get_event_loop().

This is release 1.54.0 (gracious) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Per Foundational C++ Support, gRPC dropped Visual Studio 2017 support, the minimum version of Visual Studio that gRPC supports is 2019.
XDS: enable XDS federation by default. (#32711)
[EventEngine] Add EventEngine::*Handle equality operators. (#32695)
TlsCreds: Support revocation of intermediate in chain. (#32544)
[config] Move global config alongside core configuration. (#30788)
feat: Auth lib: Remove 3PI config url validation. (#32450)

C++

Upgrade abseil to 20230125.2. (#32733)
Update minimum MSVC version to 2019. (#32614)
[GcpObservability C++] Backport: De-experimentalize API (#32715). (#32813)
- The GCP Observability API provides users with a simple way to export logging, tracing, and metrics to Google Cloud Operations. For more information, please see this blog post.
OpenCensus: Fix round_trip time. (#32694)
Update OpenCensus to HEAD (5501a1a). (#32687)
OpenCensus: Add annotations for messages. (#32646)

PHP

Use correct namespace for checking if the isDefaultRootsPemSet method exists. (#31580)

Python

Fix DeprecationWarning when calling asyncio.get_event_loop(). (#32533)
Remove references to deprecated syntax field. (#32497)

Open source →

1.54.0rc15 Apr 2023pre-release

This is a prerelease of gRPC Core 1.54.0 (gracious).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.53.22 Aug 2023

This is release gRPC Core 1.53.2 (glockenspiel).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Core

[backport][iomgr][EventEngine] Improve server handling of file descriptor exhaustion by @drfloob in https://github.com/grpc/grpc/pull/33672

Open source →

1.53.112 May 2023

This is release gRPC Core 1.53.1 (glockenspiel).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Fixed CVE-2023-32731
Fixed CVE-2023-32732

Open source →

1.53.027 Mar 2023

This is release 1.53.0 (glockenspiel) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

xDS: fix crash when removing the last endpoint from the last locality in weighted_target. (#32592)
filter stack: pass peer name up via recv_initial_metadata batch. (#31933)
[EventEngine] Add advice against blocking work in callbacks. (#32397)
[http2] Dont drop connections on metadata limit exceeded. (#32309)
xDS: reject aggregate cluster with empty cluster list. (#32238)
Fix Python epoll1 Fork Support. (#32196)
server: introduce ServerMetricRecorder API and move per-call reporting from a C++ interceptor to a C-core filter. (#32106)
[EventEngine] Add invalid handle types to the public API. (#32202)
[EventEngine] Refactoring the EventEngine Test Suite: Part 1. (#32127)
xDS: fix WeightedClusters total weight handling. (#32134)

C++

Update minimum MSVC version to 2019. (#32615)
Use CMake variables for paths in pkg-config files. (#31671)

C#

Grpc.Tools: Use x86 protoc binaries on arm64 Windows. (#32017)

Python

Support python 3.11 on aarch64. (#32270)
Include .pyi file. (#32268)
De-experimentalize wait-for-ready. (#32143)
De-experimentalize compression. (#32138)

Ruby

[ruby]: add pre-compiled binaries for ruby 3.2; drop them for ruby 2.6. (#32089)

Open source →

1.53.0rc214 Mar 2023pre-release

This is a prerelease of gRPC Core 1.53.0 (glockenspiel).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.52.06 Feb 2023withdrawn: https://github.com/grpc/grpc/issues/32306

This is release 1.52.0 (gribkoff) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

[༺ EventEngine ༻] Specify requirements for Run* immediate execution. (#32028)
Tracing: Add annotations for when call is removed from resolver result queue and lb pick queue. (#31913)
ring_hash LB: cap ring size to 4096 with channel arg to override. (#31692)

C++

Cmake add separate export for plugin targets. (#31525)

C#

Add internal documentation for Grpc.Tools MSBuild integration. (#31784)

Python

Change Aio abort() function return type to NoReturn. (#31984)
Change the annotated return type of UnaryStreamCall and StreamStreamCall from AsyncIterable to AsyncIterator. (#31906)
Build native MacOS arm64 artifacts (universal2). (#31747)
Respect CC variable in grpcio python build. (#26480)
Revert "Build with System OpenSSL on Mac OS arm64 (#31096)". (#31741)

Ruby

Backport "[ruby]: add pre-compiled binaries for ruby 3.2; drop them for ruby 2.6 #32089" to v1.52.x. (#32157)
remove some default allocators. (#30434)
Fix Ruby build errors in 3.2.0 on Apple M1. (#31997)
[Ruby] build: make exported symbol files platform-specific. (#31970)

Open source →

1.52.0rc119 Jan 2023pre-release

This is a prerelease of gRPC Core 1.52.0 (gribkoff).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.51.321 Feb 2023

This is release gRPC Core 1.51.3 (galaxy).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release is a Python-only patch to release universal2 Mac OS artifacts compatible with both x86 and arm64.

Python

Backport of #31747 to v1.51.x (Build native MacOS arm64 artifacts (universal2)) (#32424)

Open source →

1.51.129 Nov 2022

This is release gRPC Core 1.51.1 (galaxy).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Python

Revert "Build with System OpenSSL on Mac OS arm64 (#31096)". (#31739)

Open source →

1.51.021 Nov 2022withdrawn: https://github.com/grpc/grpc/issues/31737

This is release gRPC Core 1.51.0 (galaxy).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

Core

Bump core version 202211082118. (#31585)
c-ares DNS resolver: fix logical race between resolution timeout/cancellation and fd readability. (#31443)
[log] Longer space for filenames. (#31432)
c-ares DNS resolver: remove unnecessary code in SRV callback. (#31426)
Correct the domain-socket client address read out from the ServerContext. (#31108)
outlier detection: remove env var protection. (#31251)
EventEngineFactoryReset - remove custom factory and reset default engine. (#30554)
[tls] Remove support for pthread tls. (#31040)

C++

Added version macros to gRPC C++. (#31033)
OpenCensus: Move measures, views and CensusContext to include file. (#31341)
GcpObservability: Add experimental public target. (#31339)

C#

Fix msbuild failing when '@' is present in path (2nd attempt). (#31527)
Revert "Fix msbuild failing when '@' is present in path". (#31464)
Fix msbuild failing when '@' is present in path. (#31133)

PHP

fixing php 8.2 deprecations. (#30997)

Python

Fix lack of cooldown between poll attempts. (#31550)
Build with System OpenSSL on Mac OS arm64. (#31096)
Remove enum and future. (#31381)
[Remove Six] Remove dependency on six. (#31340)
Update xds-protos package to pull in protobuf 4.X. (#31113)

Open source →

1.51.0rc114 Nov 2022pre-release

This is a prerelease of gRPC Core 1.51.0 (galaxy).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.50.018 Oct 2022

This is release gRPC Core 1.50.0 (galley).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Derive EventEngine from std::enable_shared_from_this. (#31060)
Revert "Revert "[chttp2] fix stream leak with queued flow control update and absence of writes (#30907)" (#30991)". (#30992)
[chttp2] fix stream leak with queued flow control update and absence of writes. (#30907)
Remove gpr_codegen. (#30899)
client_channel: allow LB policy to communicate update errors to resolver. (#30809)
FaultInjection: Fix random number generation. (#30623)

C++

OpenCensus Plugin: Add measure and views for started RPCs. (#31034)

C#

Grpc.Tools: Parse warnings from libprotobuf (fix #27502). (#30371)
Grpc.Tools add support for env variable GRPC_PROTOC_PLUGIN (fix #27099). (#30411)
Grpc.Tools document AdditionalImportDirs. (#30405)
Fix OutputOptions and GrpcOutputOptions (issue #25950). (#30410)

Python

Support Python 3.11. (#30818)

Ruby

Fix ruby windows ucrt build. (#31051)
Drop support for ruby 2.5. (#30699)

Open source →

1.50.0rc13 Oct 2022pre-release

This is a prerelease of gRPC Core 1.50.0 (galley).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.49.122 Sept 2022

This is release 1.49.1 (gamma) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

All

Update protobuf to v21.6 on 1.49.x. (#31028)

Ruby

Backport "Fix ruby windows ucrt build #31051" to 1.49.x. (#31053)

Open source →

1.49.015 Sept 2022withdrawn: Protos depending on descriptor.proto will fail to compile: https://github.com/grpc/grpc/issues/31020

This is release 1.49.0 (gamma) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Backport: "stabilize the C2P resolver URI scheme" to v1.49.x. (#30654)
Bump core version. (#30588)
Update OpenCensus to HEAD. (#30567)
Update protobuf submodule to 3.21.5. (#30548)
Update third_party/protobuf to 3.21.4. (#30377)
[core] Remove GRPC_INITIAL_METADATA_CORKED flag. (#30443)
HTTP2: Fix keepalive time throttling. (#30164)
Use AnyInvocable in EventEngine APIs. (#30220)

Python

Support Python 3.11 (#30818). (#30944)
Add type stub generation support to grpcio-tools. (#30498)

Ruby

Backport "Drop support for ruby 2.5 (#30699)" to v1.49.x. (#30762)

Open source →

1.49.0rc31 Sept 2022pre-release

This is a prerelease of gRPC Core 1.49.0 (gamma).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.49.0rc118 Aug 2022pre-release

This is a prerelease of gRPC Core 1.49.0 (gamma).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.48.222 Sept 2022

This is release 1.48.2 (garum) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

All

Update protobuf to v3.19.5 on v1.48.x. (#31029)

Open source →

1.48.11 Sept 2022

This is release 1.48.1 (garum) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Backport EventEngine Forkables. (#30605)

Open source →

1.48.028 Jul 2022withdrawn: Deadlock observed in Apache Beam.

This is release 1.48.0 (garum) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

Upgrade Abseil to LTS 20220623.0 . (#30155)
Call: Send cancel op down the stack even when no ops are sent. (#30004)
FreeBSD system roots implementation. (#29436)
xDS: Workaround to get gRPC clients working with istio. (#29841)

Python

Set Correct Platform Tag in Wheels on Mac OS with Python 3.10. (#29857)
[Aio] Ensure Core channel closes when deallocated. (#29797)
[Aio] Fix the wait_for_termination return value. (#29795)

Ruby

Make the gem build on TruffleRuby. (#27660)
Support for prebuilt Ruby binary on x64-mingw-ucrt platform. (#29684)
[Ruby] Add ruby_abi_version to exported symbols. (#28976)

Objective-C

First developer preview of XCFramework binary distribution via Cocoapod (#28749).

This brings in significant speed up to local compile time and includes support for Apple Silicon build.

The following binary pods are made available for ObjC V1 & V2 API
- gRPC-XCFramework (source pod gRPC)
- gRPC-ProtoRPC-XCFramework (source pod gRPC-ProtoRPC)
The following platforms and architectures are included
- ios: armv7, arm64 for device. arm64, i386, x86_64 for simulator
- macos: x86_64 (Intel), arm64 (Apple Silicon)

Open source →

1.48.0rc16 Jul 2022pre-release

This is a prerelease of gRPC Core 1.48.0 (garum).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This prerelease contains refinements, improvements, and bug fixes.

Open source →

1.47.528 Feb 2023

This is release 1.47.5 (gridman) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release is a Python-only patch to release universal2 Mac OS artifacts compatible with both x86 and arm64.

Python

Backport of #31747 to v1.47.x (Build native MacOS arm64 artifacts (universal2)) (#32446)

Open source →

1.47.222 Sept 2022

This is release 1.47.2 (gridman) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

All

Update protobuf to v3.19.5 on v1.47.x. (#31031)

Open source →

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