| .gif) | AgentReservationSpec | This class is used to help specify the type of agent that may process an activity by using a list of tags to identify valid agents. | 
| .gif) | AgentScope |  | 
| .gif) | AgentSettings | Represents the settings of a build agent. | 
| .gif) | AgentTimeoutException | Thrown when the thread of execution times out waiting on an agent. | 
| .gif) | AssociateChangesetException | Thrown when the thread of execution encounters an error in the associate changeset activity. | 
| .gif) | AssociateChangesetsAndWorkItems |  | 
| .gif) | AssociatedChangeset | Represents a changeset in version control that is associated with the completed build. | 
| .gif) | AssociatedWorkItem | Represents a work item associated with the completed build. | 
| .gif) | BuildCategoryAttribute | Puts an activity into the build category toolbox. | 
| .gif) | BuildError | Represents an error in the build. | 
| .gif) | BuildMessage | Represents a message about the build. | 
| .gif) | BuildProcessException | Thrown when an error occurs in the build process. | 
| .gif) | BuildSettings | Represents the projects to build and the configurations to build. | 
| .gif) | BuildWarning | Represents a warning generated by the build. | 
| .gif) | CheckInGatedChanges | Represents the activity that checks in gated changes. | 
| .gif) | CheckInOutcome |  | 
| .gif) | ConvertWorkspaceItem | Represents an activity that converts the path of a workspace item from a server path to a local path or vice-versa. | 
| .gif) | ConvertWorkspaceItems | Represents the activity that converts workspace item paths on the build agent from server to local, or vice versa. | 
| .gif) | CopyDirectory | Represents the activity that copies the contents of a directory to another. | 
| .gif) | CopyDirectoryException | Thrown by the build when an error occurs during the copy directory activity. | 
| .gif) | CreateDirectory | Represents the activity that creates a directory. | 
| .gif) | CreateWorkItemException | Thrown by the build when an error occurs during the create work item activity. | 
| .gif) | CreateWorkspace |  | 
| .gif) | DeleteDirectory | Represents the activity that deletes a directory. | 
| .gif) | DeleteWorkspace | Represents the activity to delete a workspace. | 
| .gif) | DownloadFile | Represents the activity that downloads a file. | 
| .gif) | DownloadFiles | Represents the activity that downloads one or more files from a directory. | 
| .gif) | DownloadFilesException | Thrown when the build encounters an error during the download files activity. | 
| .gif) | EmptyDropLocationRootException | Thrown when the build encounters an empty root in the drop location path. | 
| .gif) | EvaluateCheckInPolicies | Represents the activity that evaluates check-in policies. | 
| .gif) | EvaluateCheckInPoliciesException | Thrown by the build when an error occurs during the EvaluateCheckInPolicies activity. | 
| .gif) | ExpandEnvironmentVariables |  | 
| .gif) | FindMatchingFiles | Represents the activity that finds files that match a pattern. | 
| .gif) | GetBuildAgent | Represents the activity that gets an IBuildAgent object. | 
| .gif) | GetBuildDetail | Represents the activity that gets an IBuildDetail object. | 
| .gif) | GetBuildDirectory | Represents an activity that gets the literal path to the build agent’s working directory. | 
| .gif) | GetBuildEnvironment | Represents the activity that gets a BuildEnvironment object. | 
| .gif) | GetException | Represents an activity that gets the exception that occurred in the build. | 
| .gif) | GetTeamProjectCollection | Represents the activity that gets a TfsTeamProjectCollection object. | 
| .gif) | GetWorkspace | Represents the activity that gets a Workspace object. | 
| .gif) | IndexSources | Represents the activity that embeds version control paths and version into the symbol data of .PDB files. | 
| .gif) | InvalidBuildTypeException | Thrown by the build when an error occurs due to an invalid build type. | 
| .gif) | InvalidBuildTypeNoDownloadException | Thrown by the build when a download fails due to an invalid build type. | 
| .gif) | InvalidMacroInBuildNumberException | Thrown by the build when it encounters an invalid macro in the build number. | 
| .gif) | InvalidRevisionFormatException | Thrown by the build when it encounters an invalid revisions specifier format. | 
| .gif) | InvalidWorkspaceMappingException | Thrown by the build when it encounters an invalid workspace mapping. | 
| .gif) | InvokeForReason |  | 
| .gif) | InvokeProcess |  | 
| .gif) | LabelException | Thrown when the build encounters an error with a label. | 
| .gif) | LabelNotFoundException | Thrown by the build when an expected label was not found. | 
| .gif) | LabelSources | Represents the activity that labels files in version control. | 
| .gif) | LabelWorkspace | Represents the activity that labels a workspace. | 
| .gif) | MSBuild |  | 
| .gif) | MSTest | Represents the activity that runs tests using MSTest. | 
| .gif) | MSTestInvalidArgumentException | Thrown by the build when an invalid argument is passed to MSTest. | 
| .gif) | NoShelvesetToCheckInException | Thrown by the build when there is no shelveset to check in. | 
| .gif) | OpenedWorkItem | Represents an open work item. | 
| .gif) | OpenWorkItem | Represents the activity that opens a work item. | 
| .gif) | PlatformConfiguration | Represents the pair of platform and configuration that a solution or project is built against. | 
| .gif) | PlatformConfigurationList | Represents a list of PlatformConfiguration objects. | 
| .gif) | PublishSymbols | Represents the activity that publishes the symbol data in PDB files to a SymStore symbol store. | 
| .gif) | ReshelvedShelveset | Represents a reshelved shelveset. | 
| .gif) | RevertWorkspace | Represents the activity that reverts a workspace. | 
| .gif) | SetBuildProperties | Represents the activity that sets the properties of a build. | 
| .gif) | SharedResourceScope | Represents an activity that wraps a segment of the build process to make it “thread safe”. | 
| .gif) | SourceAndSymbolServerSettings | Represents the settings for source and symbol server integration. | 
| .gif) | StringList | Represents a list of strings for use in specifying parameters to the Microsoft.TeamFoundation.Build.WorkFlow.Activities namespace classes. | 
| .gif) | SyncWorkspace | Represents the activity that synchronizes a workspace. | 
| .gif) | TestAssemblySpec | Contains all the MSTest settings related to a test assembly. | 
| .gif) | TestFailureException | Thrown by the build when a test fails. | 
| .gif) | TestMetadataFileSpec | Contains MSTest settings related to a test metadata file. | 
| .gif) | TestSpec | Represents a test specifier. | 
| .gif) | TestSpecList | Represents a list of TestSpec objects. | 
| .gif) | TfsBuild | Represents the activity for the Team Foundation Server build process. | 
| .gif) | TrackingExtensions |  | 
| .gif) | UnexpectedExitCodeException | Thrown when the build encounters an unexpected exit code. | 
| .gif) | UnexpectedTfsException | Thrown by the build when an error occurs due to Team Foundation Server. | 
| .gif) | UpdateBuildNumber |  | 
| .gif) | UpdateWorkItemException | Thrown by the build when an error occurs while attempting to update a work item. | 
| .gif) | ValidateTargetsFileException | Thrown by the build when the targets file fails validation. | 
| .gif) | WriteBuildError | Thrown by the build when an error occurs attempting to write data. | 
| .gif) | WriteBuildInformation<T> |  | 
| .gif) | WriteBuildMessage | Represents the activity that writes a build message. | 
| .gif) | WriteBuildWarning | Represents the activity that writes a warning to the build. |