In case you guys want to subscribe to Indie wrestling companies on Youtubes for special stuff like updates, pods, and etc. Subscribing will most likely get you more interested in the product if you're looking to get into these companies. Here are some of them, is you know others please leave a comment with the link and I'll update this post.
Ring of Honor
Combat Zone Wrestling
Pro Wrestling Guerrilla
Traditional Championship Wrestling
CHIKARA
New Japan Pro Wrestling
Dragon Gate USA/Current EVOLVE
SHINE Wrestling
Old EVOLVE
STHLM Wrestling
Extreme Rising
House of Hardcore
Ring of Honor
Combat Zone Wrestling
Pro Wrestling Guerrilla
Traditional Championship Wrestling
CHIKARA
New Japan Pro Wrestling
Dragon Gate USA/Current EVOLVE
SHINE Wrestling
Old EVOLVE
STHLM Wrestling
Extreme Rising
House of Hardcore