Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements

This content originally appeared on InfoQ - JavaScript and was authored by Daniel Curtis

React 19.2 introduces new APIs and performance improvements focused on better UI control and server rendering. Key additions include the new Activity component for managing UI states without losing component state, and the useEffectEvent hook, which separates event logic from effect dependencies.

This content originally appeared on InfoQ - JavaScript and was authored by Daniel Curtis

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APA

Daniel Curtis | Sciencx (2025-10-08T07:00:00+00:00) Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements. Retrieved from https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/

MLA

" » Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements." Daniel Curtis | Sciencx - Wednesday October 8, 2025, https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/

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Daniel Curtis | Sciencx Wednesday October 8, 2025 » Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements., viewed ,<https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/>

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Daniel Curtis | Sciencx - » Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements. [Internet]. [Accessed ]. Available from: https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/

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" » Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements." Daniel Curtis | Sciencx - Accessed . https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/

IEEE

" » Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements." Daniel Curtis | Sciencx [Online]. Available: https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/. [Accessed: ]

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» Meta Ships React 19.2 Featuring Activity API, Cache Signals, and SSR Enhancements | Daniel Curtis | Sciencx | https://www.scien.cx/2025/10/08/meta-ships-react-19-2-featuring-activity-api-cache-signals-and-ssr-enhancements/ |

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