If you're looking for something to replace Phew AI Tab, TabHub is worth a look. Like Phew AI Tab, TabHub automatically groups your tabs with AI-powered smart grouping and syncs across the cloud. It also has features for managing bookmarks, sorting, and real-time team collaboration, so it's a more powerful tab manager.
Another interesting alternative is Muddy, a multiplayer browser for teams. It marries apps, chat and AI into a shared workspace where your tabs are always organized and prioritized. Muddy offers features like Infinite Rewind, Universal Commenting and Real-time Intelligence, so it's a serious option for teams that want to improve collaboration and productivity.
Last, if you want a single web workspace, Stacks is worth a look. Stacks lets you store, search and organize bookmarks and links with an AI-powered search engine, and it integrates with Google Drive and Notion. It's designed to promote a culture of productivity and knowledge-sharing, which is good for individuals and teams.