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As of Quesnelia release, DayJS (source) is available from @folio/stripes/components as a pre-extended export. See Date/time utilities documentation for more information.
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For API calls, we provide ky, and react-query v3. A global react-query QueryClientProvider wraps the module container; modules must not implement their own. @folio/stripes/core exports useOkapiKy (source) and withOkapiKy (source) which decorate API requests with the options and headers required for authentication necessary to interact with the API gateway (Okapi), Okapi. Requests to non-FOLIO APIs should use ky or fetch.
Zustand
Zustand v4 is a global state management solution.
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