
Description: ELMAH (Error Logging Modules and Handlers) is an open source logging application block for ASP.NET web applications. It allows developers to log details of any unhandled exceptions that occur in their web apps and APIs.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: log4net is an open source logging framework for .NET applications. It is modeled after log4j and provides rich logging capabilities including support for XML, database, console, file, and custom appenders.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API