New or Updated for TeamCity

TeamCity Benchmark

allows executing various benchmarks against TeamCity installation.

TeamCityZen

provides a command line tool which can be run as a build step to send notifications based on @user mentions in change comments.

VSIX gallery

Turns TeamCity into a Visual Studio Extensions (vsix) Gallery.

Symbol Server

Allows you to use TeamCity as a Windows symbol and source server.

S3 Uploader

uploads build artifacts to S3 bucket.

Service messages .NET library

a .NET library for generating (and parsing) TeamCity service messages from .NET applications.

Stash Change Status

sends build status updates to Atlassian Stash.

Puppet TeamCity module

installation of the TeamCity server and agent from a yum repository via puppet.