Currently there are 5 indie game bundles available at Green Man Gaming, collecting some lower tier indie titles for a buck or two. Make sure to use the voucher code GMGBLACKFRIDAY for 15% off store-wide
GMG Indie Monthly Bundle June 2017 just launched - unlike the previous Monthly Bundle by GMG, this one does not cost a buck, but it (probably) has a better selection of games, including In Between (90% score), Safety First! (92% score) and more.
GMG Indie Monthly Bundle May 2017 includes Red Goblin, All Guns on Deck, One Hundred Ways, Game Tycoon 2, Gold Rush Anniversary, Wanda, Dragon Kingdom War, Starfringe Adversus, Tales Across Time and Corporate Lifestyle Simulator.