Next.js was an OSS project before ZEIT (now Vercel) hired on the developers, if memory serves. Next.js was certainly not the main vision for Guillermo as far as

Next.js was an OSS project before ZEIT (now Vercel) hired on the developers, if memory serves. Next.js was certainly not the main vision for Guillermo as far as I know, but it ended up becoming a very large focal point due to its widespread success. Now, Vercel has an entire ecosystem - Next.js is certainly a 'product' in that regard.