If you want an AI-based tool to boost and fine-tune photo colors for social sharing, Radiant is a good choice. The photo editing software automates much of the editing process with AI, producing high-quality, finished photos with good color. It's got tools like Color Grading, Smart Presets and Scene Detection to help you get professional results fast. Radiant is available as a standalone app and as native plugins for Adobe Photoshop and Lightroom Classic, so it can fit into your existing workflow.
Another option is AILab Tools, a general-purpose image editing and enhancement service that can use AI to boost photos. It's got a variety of options, including colorizing black and white photos, removing backgrounds and changing faces. AILab Tools also offers an API interface so developers can build image processing into other apps, so it's useful for lots of situations. The service has a free tier with monthly credits, so photographers and e-commerce site operators can try it out.
If you need more serious processing, Topaz Labs has a collection of professional-grade photo and video editing software that uses deep learning. Its Photo AI 3 tool sharpens, upscales, de-noises and de-blurs photos, and its other tools stabilize, slow down and sharpen video. The collection runs on Mac and Windows machines, doesn't send data to a server, and is available as standalone software or plugins for Lightroom and Photoshop.
Last, PhotoKit is an AI-powered online photo editor with a variety of tools to edit and process photos. It can handle multiple file formats, and you can use it in modern browsers on PCs, Macs, iPhones, iPads and Android devices without having to download or install anything. PhotoKit offers batch processing, color tools and privacy since it doesn't store images or data on its servers, so it's a good option for sprucing up your photos for social sharing.