Is MessagePack safe to use?

MessagePack has no known vulnerabilities on the latest version (3.1.4). DepScope rates its health at 75/100 (moderate risk).

What is the latest version of MessagePack?

The latest version of MessagePack is 3.1.4, released 2025-06-12.

No known vulnerabilities on the latest version of MessagePack.

No, MessagePack is actively maintained. Latest release: 3.1.4 (2025-06-12).

DepScope has no curated alternatives for MessagePack at this time.

MessagePack is licensed under MIT.

nugetv3.1.4

Extremely Fast MessagePack(MsgPack) Serializer for C# (.NET Framework, .NET 6, Unity, Xamarin).

License MITpermissive137 versions2 maintainers8 deps1,344,301 weekly dl

/ 100

Health

safe to use

[email protected] is safe to use (health: 75/100)

Health breakdown0 – 100

10/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

8/15

community

Vulnerabilities

none known

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

6

Primary author dominance

50%

GitHub stars

6,650

single active maintainer 3mrecent ownership change suspected

Dependencies (8)

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/nuget/MessagePack

Last updated · 2025-06-12T23:11:09.053+00:00