Parts of Jenkins allows authorized users to put some free form text, such as job descriptions, user descriptions, view descriptions, and build descriptions.
By default, these free form text only allows plain text, but sometimes allowing richer formatting would be useful. OWASP Markup Formatter Plugin ("Safe HTML" formatter), which is shipped as a part of
jenkins.war, allows you to use a subset of HTMLs that are safe, such as hyperlinks, bold, italic, etc.
Alternatively, you can install additional markup format support like these:
- PegDown Formatter Plugin supports Markdown syntax