The Reddit Daily Games Hackathon Online Join Reddit and GameMaker to build incredible daily games for the Reddit community! $40,000 in prizes Voting opens soon 3010 participants
Play Everywhere: The Build with Snap Games Lensathon Online Build a Game for Snapchat Using Lens Studio $30,000 in prizes Winners TBD 1061 participants
Meta Horizon Creator Competition: Mobile Innovation Online Compete for up to 35 prizes, with a top prize of $100,000 for the top 3 entries and a total prize pool of $1,500,000. $1,500,000 in prizes Winners announced 1095 participants
Meta Horizon Creator Competition: Mobile Genre Showdown - Reloaded Online Compete for up to 35 prizes, with a top prize of $200,000 per genre and a total prize pool of $2,500,000 $2,500,000 in prizes Winners announced 1689 participants
Reddit and Kiro: Community Games Challenge Online Reddit and Kiro are hosting a virtual hackathon for the best community game! $45,000 in prizes Winners announced 1929 participants
Meta Horizon Creator Competition: Open Source Champions Online Compete for a share of $1M in prizes, plus an additional $500K in prizes for newly introduced mini-challenges. $1,500,000 in prizes Winners announced 1217 participants
Adobe Express Add-ons Hackathon Online Code. Connect. Grow your Business. $30,000 in prizes Winners announced 3323 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 128473 participants
Meta Horizon Creator Competition: Mobile Genre Showdown Online Compete for up to 30 prizes, with a top prize of $100,000 per genre and a total prize pool of $1,000,000 $1,000,000 in prizes Winners announced 1548 participants
Hack Reddit 2025 Online Create a new game or experience for the Reddit community! $36,000 in prizes Winners announced 1747 participants
AWS Game Builder Challenge Online Create a game with AWS services of your choosing: all skill levels welcome! $115,000 in prizes Winners announced 3760 participants
Reddit Games and Puzzles Hackathon Online Create a new game or puzzle for the Reddit community! $116,000 in prizes Winners announced 1942 participants