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Protocol Buffers
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Protocol buffers are Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data.
Documentation:
https://develop
ers.google.com/protocol-
buffers/
Issue tracker:
https://github.com/
protocolbuffers/protobuf
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Somak Dutta
,
Em Rauch
3
11:03 AM
Seeking clarification on vulnerability fixes done for DOS https://github.com/advisories/GHSA-g5ww-5jh7-63cx
Thank you Em, appreciate your quick responses always. Regarding, It appears that it won't return
unread,
Seeking clarification on vulnerability fixes done for DOS https://github.com/advisories/GHSA-g5ww-5jh7-63cx
Thank you Em, appreciate your quick responses always. Regarding, It appears that it won't return
11:03 AM
Itamar Katz
, …
Em Rauch
3
10:13 AM
The "1 MB message size rule of thumb" in the docs
That 1MB rule of thumb is a guideline about the total wire serialized size of the top-level message.
unread,
The "1 MB message size rule of thumb" in the docs
That 1MB rule of thumb is a guideline about the total wire serialized size of the top-level message.
10:13 AM
Andrei Pangratie
,
Em Rauch
3
Aug 5
Packed field with protoscope
That makes sense, thanks. On Tuesday, August 5, 2025 at 4:06:59 PM UTC+3 Em Rauch wrote: Packed
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Packed field with protoscope
That makes sense, thanks. On Tuesday, August 5, 2025 at 4:06:59 PM UTC+3 Em Rauch wrote: Packed
Aug 5
Jerry Berg
Aug 5
[Announcement] Protocol Buffers Version 32.0-rc2 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
unread,
[Announcement] Protocol Buffers Version 32.0-rc2 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
Aug 5
Saptarshi
, …
Paul Kotlyar
10
Aug 2
A quick question regarding writing protobuf message to Stream preceded by Header
I solved this problem https://medium.com/@unclepaul84/efficiently-reading-and-writing-very-large-
unread,
A quick question regarding writing protobuf message to Stream preceded by Header
I solved this problem https://medium.com/@unclepaul84/efficiently-reading-and-writing-very-large-
Aug 2
David Castro
Jul 25
Edition 2024 now available
Protobuf Edition 2024 was released in the v32 RC1 release. Documentation on Edition 2024 is published
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Edition 2024 now available
Protobuf Edition 2024 was released in the v32 RC1 release. Documentation on Edition 2024 is published
Jul 25
Adam Cozzette
Jul 24
[Announcement] Protocol Buffers Version 32.0-rc1 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
unread,
[Announcement] Protocol Buffers Version 32.0-rc1 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
Jul 24
Somak Dutta
,
Em Rauch
3
Jul 23
Vulnerability Fix Explanation for https://github.com/advisories/GHSA-4gg5-vx3j-xwc7
Thank you Em appreciate the response. I understand and totally agree, providing a valid reproduction
unread,
Vulnerability Fix Explanation for https://github.com/advisories/GHSA-4gg5-vx3j-xwc7
Thank you Em appreciate the response. I understand and totally agree, providing a valid reproduction
Jul 23
Somak Dutta
, …
Em Rauch
5
Jul 13
Size limits for Proto Messages https://protobuf.dev/programming-guides/proto-limits/
Thank Em Rauch for your response. Your suspicion on attack surface actually piqued my interest and I
unread,
Size limits for Proto Messages https://protobuf.dev/programming-guides/proto-limits/
Thank Em Rauch for your response. Your suspicion on attack surface actually piqued my interest and I
Jul 13
Somak Dutta
,
Em Rauch
2
Jul 7
Vulnerability GHSA-jwvw-v7c5-m82h in protobuf-java: Heap-based buffer overflow
Unfortunately a CVE from a decade ago and the 2.x lineage are both sufficiently ancient history that
unread,
Vulnerability GHSA-jwvw-v7c5-m82h in protobuf-java: Heap-based buffer overflow
Unfortunately a CVE from a decade ago and the 2.x lineage are both sufficiently ancient history that
Jul 7
X Dev
, …
Cassondra Foesch
4
Jul 4
Reflection for oneOf fields
I keep responding privately to people by accident. (I've been out of mailing lists too long.) 1.
unread,
Reflection for oneOf fields
I keep responding privately to people by accident. (I've been out of mailing lists too long.) 1.
Jul 4
Sacheta Saini
,
Em Rauch
4
Jul 2
Crash in MessageLite::AccessCachedSize due to GetClassData() returning nullptr in custom message class
I think you'll get more relevant help on a gRPC forum. I'm still not quite following all of
unread,
Crash in MessageLite::AccessCachedSize due to GetClassData() returning nullptr in custom message class
I think you'll get more relevant help on a gRPC forum. I'm still not quite following all of
Jul 2
Adam Cozzette
,
Tim Froehlich
2
Jun 20
Announcing beta release of Google Rust Protobuf Implementation
Congratulations! I'm so happy to see an officially maintained Rust implementation! On Wed, Jun 18
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Announcing beta release of Google Rust Protobuf Implementation
Congratulations! I'm so happy to see an officially maintained Rust implementation! On Wed, Jun 18
Jun 20
Nithin B
,
Em Rauch
2
Jun 16
How can I find the source code for NuGet package version
See the info at the top of https://protobuf.dev/support/version-support/ Our versioning scheme is
unread,
How can I find the source code for NuGet package version
See the info at the top of https://protobuf.dev/support/version-support/ Our versioning scheme is
Jun 16
Nithin B
Jun 16
How can I find the source code for NuGet package versions
Hi all, I am using NuGet package NuGet Gallery | Google.Protobuf 3.31.1. I am trying to find out the
unread,
How can I find the source code for NuGet package versions
Hi all, I am using NuGet package NuGet Gallery | Google.Protobuf 3.31.1. I am trying to find out the
Jun 16
Yordis Prieto
,
Em Rauch
8
Jun 4
Rust Types and Required Messages
I regret opening the issue ... my intent was to discuss things, what happened is that I created the
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Rust Types and Required Messages
I regret opening the issue ... my intent was to discuss things, what happened is that I created the
Jun 4
Adam
Jun 2
how to parse FileDescriptorSet with Extensions/Custom Options
I am using Google.Protobuf C# library to load proto.pb file (serialized FileDescriptorSet). In this
unread,
how to parse FileDescriptorSet with Extensions/Custom Options
I am using Google.Protobuf C# library to load proto.pb file (serialized FileDescriptorSet). In this
Jun 2
Nima0908
Jun 2
Missing symbol after building protobuf
Hello, i recently rebuild protobuf on my system, and now i get the following error when using
unread,
Missing symbol after building protobuf
Hello, i recently rebuild protobuf on my system, and now i get the following error when using
Jun 2
John Sangki Lee
May 29
[Announcement] Protocol Buffers Version 29.5 is Released!
You can view the release and complete release notes on [GitHub]. If you experience any issues with
unread,
[Announcement] Protocol Buffers Version 29.5 is Released!
You can view the release and complete release notes on [GitHub]. If you experience any issues with
May 29
Samuel Benzaquen
May 28
[Announcement] Protocol Buffers Version 25.8 is Released!
You can view the release and complete release notes on [GitHub]. If you experience any issues with
unread,
[Announcement] Protocol Buffers Version 25.8 is Released!
You can view the release and complete release notes on [GitHub]. If you experience any issues with
May 28
Yan Titarenko
May 28
protoc linkage bugs while compiling mysql server
Greetings. Here is what I have: yantitarenko5@localhost:~/mysql-server/build> make [ 0%] Built
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protoc linkage bugs while compiling mysql server
Greetings. Here is what I have: yantitarenko5@localhost:~/mysql-server/build> make [ 0%] Built
May 28
Bartosz Tomczak
,
Em Rauch
2
May 19
PHP extension and E_USER_WARNING for deprecated methods
Thank you for raising this; this appears to be an oversight which I can correct. The change will go
unread,
PHP extension and E_USER_WARNING for deprecated methods
Thank you for raising this; this appears to be an oversight which I can correct. The change will go
May 19
Paul Breeuwsma
May 15
protodoc.io - Protocol Buffers documentation of GitHub projects
Hi all, I made a new website: https://protodoc.io/ On the website, you can find documentation
unread,
protodoc.io - Protocol Buffers documentation of GitHub projects
Hi all, I made a new website: https://protodoc.io/ On the website, you can find documentation
May 15
Dennis Shao
May 14
[Announcement] Protocol Buffers Version 31.0 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
unread,
[Announcement] Protocol Buffers Version 31.0 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
May 14
Yvan Yi
May 12
Adding a warning when the GTest lib will be possibly overridden?
Hi there, When building the Protocol Buffers via CMake by default options, could we print a warning
unread,
Adding a warning when the GTest lib will be possibly overridden?
Hi there, When building the Protocol Buffers via CMake by default options, could we print a warning
May 12
Tricia Decker
,
Em Rauch
2
May 12
Go Version Support timelines?
It would be sensible to add a reference to this from the version-support page, but Go protobuf is in
unread,
Go Version Support timelines?
It would be sensible to add a reference to this from the version-support page, but Go protobuf is in
May 12
David Sanderson
May 6
Support pyi_out in py_proto_library
For issue https://github.com/protocolbuffers/protobuf/issues/10366 (Support pyi_out in
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Support pyi_out in py_proto_library
For issue https://github.com/protocolbuffers/protobuf/issues/10366 (Support pyi_out in
May 6
David Chen
May 5
Constructing C++ protos using structs and initializer lists
Hi all, In Go, protos can be constructed using struct literals. For instance: p := pb.Person{ Id:
unread,
Constructing C++ protos using structs and initializer lists
Hi all, In Go, protos can be constructed using struct literals. For instance: p := pb.Person{ Id:
May 5
Sandy Zhang
Apr 30
[Announcement] Protocol Buffers Version 31.0-rc2 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
unread,
[Announcement] Protocol Buffers Version 31.0-rc2 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
Apr 30
[email protected]
Apr 25
[Announcement] Protocol Buffers Version 25.7 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
unread,
[Announcement] Protocol Buffers Version 25.7 is Released!
You can view the release and complete release notes on GitHub. If you experience any issues with the
Apr 25