It seems that getting your game into a Third Party Event on Steam is pretty powerful for driving wishlist and/or sales growth.

So here's a curated list of them!
(not my work)

#indiegamedev #indiegames #IndieGamesShowcase

https://docs.google.com/spreadsheets/d/1NGseGNHv6Tth5e_yuRWzeVczQkzqXXGF4k16IsvyiTE/edit?usp=sharing

Worthy festivals for Indie games

Google Docs
#indiegames Mafia
The underground world of #indiegaming ! Discover hidden gems, action-packed scenes, and pure creativity from indie devs.
Are you ready to join the family?

#IndieGameDev #GamingCommunity #IndieGamesShowcase #RetroGaming #PixelArt #GamersUnite #IndieGameLover #GameDev #IndieDev #SupportIndieGames

#indiegames Mafia
The underground world of #indiegaming ! Discover hidden gems, action-packed scenes, and pure creativity from indie devs.
Are you ready to join the family?

#IndieGameDev #GamingCommunity #IndieGamesShowcase #RetroGaming #PixelArt #GamersUnite #IndieGameLover #GameDev #IndieDev #SupportIndieGames