NGS is a free amateur HotS league for NA. This season their league is structured with four divisions based on skill level and time zone and another Heroic Division that includes the top teams and is not divided by time zone. Each division plays a round robin in the regular season with a playoff to end the season. The schedule of games can be found at the NGS Discord.
NGS touts itself as a community driven organization and is proud to offer flexible scheduling during the regular season; they also strive to provide casting for each of their matches. The league is fun for all skill levels of HotS. If you have a team, or want to sign up for a team or other community events, visit the NGS website or visit their Discord channel for more information.