MadelineProtoDocs/template/parse_mode.md

Usage of parseMode:

Set parseMode to html to enable HTML parsing of the message.

Set parseMode to Markdown to enable markown AND html parsing of the message.

The following tags are currently supported:

<br>a newline
<b><i>bold works ok, internal tags are stripped</i> </b>
<strong>bold</strong>
<em>italic</em>
<i>italic</i>
<u>underline</u>
<s>strikethrough</s>
<del>strikethrough</del>
<strike>strikethrough</strike>
<code>inline fixed-width code</code>
<pre>pre-formatted fixed-width code block</pre>
<blockquote>pre-formatted fixed-width code block</blockquote>
<a href="https://github.com">URL</a>
<a href="mention:@danogentili">Mention by username</a>
<a href="mention:186785362">Mention by user id</a>
<pre language="json">Pre tags can have a language attribute</pre>

You can also use normal markdown, note that to create mentions you must use the mention: syntax like in html:

[Mention by username](mention:@danogentili)
[Mention by user id](mention:186785362)

MadelineProto supports all html entities supported by html_entity_decode.