When comparing OpenGameArt vs Kenney Assets, the Slant community recommends Kenney Assets for most people. In the question“What are the best sources of royalty free game assets?” Kenney Assets is ranked 1st while OpenGameArt is ranked 3rd.
Ranked in these QuestionsQuestion Ranking
Pro Committed to free/open licensing
All assets made available through OpenGameArt must be licensed under one (or more) of the following: CC0, OGA-BY, CC-BY, CC-BY-SA, GPL or LGPL.
Pro 2D and 3D art
OpenGameArt has both 2D and 3D art assets.
Pro Nice and beautiful
Pro All game assets are completely free
All of the 20,000 game assets available on the site can be downloaded for free, they require no sign-up.
Pro Public domain license
All game assets are public domain licensed, which means they're completely free to use in both personal and commercial projects. Attribution isn't required.
Pro Wide array of asset types
The game assets come in package with 2D sprites, 3D models, audio files, fonts, UI elements, textures and full game sources (Construct).
Pro Packs can be combined
The various packs all have a similar style which makes it easy to mix-and-match various asset packs to create a complete game.
Pro Original vector files also included
This makes it possible to re-save these assets at any resolution needed.
Pro Assets can be filtered and searched
Game assets can be filtered (by type, tag) and searched through.
Pro Friendly reddit community
New releases, pack requests and help with the site can found on r/kenney.
Con Mediocre organization and search functionality
The curator of OpenGameArt acknowledges that the tools for finding the assets you need are sub-par. Correcting this is a near-future priority for improvement, and as of September 2014 is the next milestone goal of the site's Patreon campaign.
Con Assets may have restrictive licenses
OpenGameArt hosts art under any of several licenses, some of which may not be suitable for commercial projects or for release on certain distribution platforms. Careful review of which licenses are compatible with your project is essential. The site's search facility allows filtering by license.
Con Large gaps between new asset releases
Because just two people are creating assets, Kenney and his girlfriend, new asset releases can have gaps of up to a month.