Developer builds custom React state library after finding Zustand and Redux lacking

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A developer working on a side project called MiniSlack set out to build a custom form library for React after finding existing options like Formik and React Hook Form too heavyweight. When prototyping the library, they ran into state management challenges and evaluated Zustand, but found several design issues including mixed state and actions, lack of default TypeScript inference, and an unintuitive nested middleware model. Redux was ruled out early due to its verbosity and boilerplate requirements. These frustrations led the developer to rebuild Zustand's core from scratch, with goals including separating state from actions, eliminating circular API shapes, and removing unnecessary subscriptions for action references. The resulting custom store library was shared as a learning exercise and open alternative for developers who share similar concerns about existing state management tools.

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