| Interface | Description |
 | IApplicationEvent | Distinct warnings and errors within an application |
 | IApplicationUser | A single user of one of the applications in this repository |
 | IApplicationUserCollection | A read-only collection of information describing one or more users. |
 | IAssemblyInfo | Detail about .NET assemblies loaded into the session |
 | IAssemblyInfoCollection | A read-only collection of information describing the assemblies loaded by the session. |
 | IComputer | A single unique computer that has sent information to Loupe |
 | IDisplay | A standard interface for ensuring an item can be displayed in user interfaces by providing an end user short caption and long description |
 | IEnvironment | A set of related computers operating together to provide a set of applications |
 | IEventMetric | A single event metric instance object, representing one instance of an event metric definition. |
 | IEventMetricDefinition | The definition of an event metric, necessary before any specific metric can be created. |
 | IEventMetricSample | One sample of a Event metric |
 | IEventMetricValueDefinition | Defines one value that can be associated with an event metric. |
 | IEventMetricValueDefinitionCollection | A collection of event values for the parent metric definition. |
 | IExceptionInfo | An interface which provides recorded information about an Exception. |
 | IIssue | A single software problem being tracked by Loupe. |
 | IIssueLink | A link from this issue to an external web address. |
 | IIssueLinkType | A single link generator |
 | IIssueNote | A textual comment added to an issue. |
 | ILogEvent | A unique warning, error, or critical event in the log recorded by one or more log messages |
 | ILogEventCollection | A read-only collection of information describing one or more log events. |
 | ILogMessage | An interface for accessing log message data. |
 | ILogMessageCollection | A read-only collection of information describing one or more log messages. |
 | IMetric | A single metric that has been captured. A metric is a single measured value over time. |
 | IMetricCollection | A collection of metrics, keyed by their unique ID and name |
 | IMetricDefinition | The definition of a single metric that has been captured. |
 | IMetricDefinitionCollection | A collection of metric definitions, keyed by their unique ID and name |
 | IMetricSample | A single raw sample of a metric. |
 | IMetricSampleCollection | A collection of metric samples for a metric. |
 | IMetricValue | A single display-ready metric value. |
 | IMetricValueCollection | A set of display-ready values for a metric. |
 | IPromotionLevel | A software promotion level used to distinguish different levels of maturity of application versions |
 | IReleaseType | Release types indicate the quality level and exposure of a release. |
 | IRepositoryApplication | A single application within a product |
 | IRepositoryApplicationVersion | A single application version |
 | IRepositoryProduct | A single product |
 | ISampledMetricSample | One sample of a sampled metric |
 | ISession | Contains the log information for a single execution cycle |
 | ISessionAnalysis | The current analysis of the session. |
 | ISessionSummary | An interface for accessing Summary information about the current session. |
 | ISessionSummaryCollection | A standard collection for session summaries that provides indexing by session id |
 | IThreadInfo | An interface for accessing information about a thread. |
 | IThreadInfoCollection | A read-only collection of information describing the threads loaded by the session. |
 | IUserProfile | A single user of the system |