[teamhappy]

https://github.com/zsh-users/zsh-autosuggestions

Shouldn't be too hard to modify it to display completion data instead of entries from your history.

[shockone]

Thanks, I'll take a look at it. Although, it seems to only show a single best match, unlike IntelliSense.

[teamhappy]

If you want to show all possible completions that's even easier: https://github.com/hchbaw/auto-fu.zsh

I prefer the other plugin though because it's less obtrusive.