GitHub Gist - Gist is a simple way to share snippets and pastes with others.
Serilog - Backend Development and Utilities
SnippetsLab - SnippetsLab is an easy-to-use snippets manager.
log4net - log4net is a tool to help the programmer output log statements to a variety of output targets.
massCode - A free and open source code snippets manager for developers.
LOGBack - Logging framework