Well, this is just plain generous. Kenney is offering almost 10,000 free game art assets for download. Everything from roguelikes, to animals, to buildings to spaceships. It's "donation ware", so if you download something useful you can make a small donation if you like, but there's no obligation. It's all available at no charge. They even throw in a few sound effects for good measure. This is a treasure trove of game art assets. Check it out ...
"I don't make enough money off of my games" is a common complaint of indie gamedevs, and it's a fair one. But is that because the market is too swamped with indie games, or because as indie gamers we're all making the same mistakes? Joost "Oogst" van Dongen argues that it's the latter, and he explains what those mistakes are and how to correct them. This is an important read.
Making a simple puzzle game is easy. But making a good puzzle game is hard. Marsh Davies explains the finer points of making good puzzle games: how to produce a "Eureka" moment during the game, aesthetics, pace and more. After reading this article you'll have a better understanding of how to make puzzle games that are more thrilling and less of a grind.