TanStack Is Eating React's Ecosystem — And Nobody Is Talking About It

Six months ago, I would have laughed at this title. TanStack? The React Query people? Eating an ecosystem? I had been using React Query for years — loved it, recommended it to everyone. But I thought of TanStack as one library. A great library. Not a movement. Then I updated a project last month and realized something had quietly happened while I wasn't paying attention. I was already using TanStack Query. TanStack Router. TanStack Table. TanStack Form was replacing React Hook Form in my new projects. TanStack Start had replaced my Next.js setup entirely. I looked at my dependencies file and felt something strange. Half my stack was TanStack. Not because I had planned it. Because one library at a time, over months, TanStack had simply become the better choice. And I had followed the better choice — without ever stopping to realize where I was going. This is the story nobody is telling about React in 2026. 🧵 First — What Even Is TanStack Now? Two years ago, TanStack meant one thing: Rea