Awesome
base16-highlight
Base16 themes for highlight
by Andre Simons: http://www.andre-simon.de/doku/highlight/en/highlight.php
OS X
Copy the desired theme from highlight-themes/
to $(brew --prefix highlight)/share/highlight/theme/
.
This assumes you installed highlight
via Homebrew. If that is not the case, see section for Linux.
Linux
You'll find the correct spot to put them themes by inspecting highlight --list-scripts=themes
for the config directories that are being searched.