What are good free places to promote a website? It's a website that requires a community?
This repo (https://github.com/mmccaff/PlacesToPostYourStartup) lists out places to promote your startup.
Promoting your startup on $0 budget.
This article (https://triphappy.com/blog/131-startup-directories-to-promote-your-startup/1) lists directories where you can promote your startup. Some of them are paid.
If you are still in beta, you can use this list (https://mailswift.io/blog/16-sites-to-get-you-those-elusive-early-adopters.html) to promote your website among the early adopters
Try some appropriate subreddits and open facebook groups. It really depends on what kind of content your site has.
What would you recommend with this site:
I tried Twitter and going slow.