HTML5 Game Engine Impact launched almost 8 years ago. The last update was published in 2014. While Impact still works nicely in modern browsers, it lacks support for better graphic and sound APIs that are now available. So as of today Impact will be available completely for free, published under the permissive MIT License.
Read more at: phoboslab.org.
HTML5 Game Developer, Enclave Games indie studio founder, js13kGames competition creator and Gamedev.js Weekly newsletter publisher. Mozilla Tech Speaker, Gamedev.js community firestarter. Organizes meetups / workshops / hackathons in Poland, is passionate about new, Open Web technologies, and excited about WebVR with A-Frame. Likes eating sushi and playing Neuroshima Hex.