Indent and Outdent Paragraphs
As add-ons are programs downloaded from the internet, they are potentially malicious. You should only download add-ons you trust.
This add-on previously supported Anki 2.0. You can download the last version supporting 2.0 here. As Anki 2.0 has been discontinued, no support is available for this version.
All Anki 2.1.x Add-Ons
One of my most used addons for cards with more complex explanations. Was quite surprised this is not reviewed many times.
I use an autohotkey script to change hotkey for the indentation and also use these unicode characters with hotkey to insert:
Therefore ∵ Because ⁂ Converted to → Bullet ▪