React Release Notes & Changelog

React Server Components

• Improve transport protocol (#37843 by @unstubbable and @eps1lon)

React Server Components

• Improve transport protocol (#37842 by @unstubbable and @eps1lon)

React Server Components

• Improve transport protocol (#37844 by @unstubbable and @eps1lon)

Below is a list of all new features, APIs, and bug fixes.

Read the React 19.3 release post for more information.

New React Features

• <ViewTransition />: Adds <ViewTransition /> and addTransitionType APIs to power View Transition animations in React (@sebmarkbage, @jackpope, @gaearon: #31975, #31987, #31996, #31999, #32001, #32002, #32028, #32029, #32031, #32034, #32038, #32041, #32050, #32090, #32105, #32254, #32379, #32422, #32462, #32540, #32545, #32585, #32599, #32611, #32612, #32617, #32651, #32653, #32656, #32664, #32699, #32723, #32734, #32751, #32752, #32760, #32761, #32764, #32772, #32790,

…

React Server Components

• Performance improvements when decoding (#37089 by @eps1lon)

React Server Components

• Performance improvements when decoding (#37088 by @eps1lon)

React Server Components

• Performance improvements when decoding (#37087 by @eps1lon)

React Server Components

• Fixed missing FormData entries in Server Actions which regressed in 19.2.6 (#36566 by @unstubbable)

React Server Components

• Fixed missing FormData entries in Server Actions which regressed in 19.1.7 (#36567 by @unstubbable)