Prisma - Art filters using artificial intelligence to transform your photos into classic artwork.
PhotoPrism.app - PhotoPrism® is an AI-Powered Photos App for the Decentralized Web. It makes use of the latest technologies to tag and find pictures automatically without getting in your way. You can run it at home, on a private server, or in the cloud.
Brillar - Bring glitters, stars and sparkles to your videos and photos.
Juicebox - Spectacular HTML5 Image Galleries Made Easy
Artbreeder - Create beautiful, wild and weird images
Piwigo.org - Manage your photo collection with Piwigo. Piwigo is open source photo gallery software for the web. Designed for organisations, teams and individuals.