#react19 — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #react19, aggregated by home.social.
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Dew Drop – December 19, 2025 (#4565)
https://fed.brid.gy/r/https://alvinashcraft.com/2025/12/19/dew-drop-december-19-2025-4565/
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An SSR Performance Showdown
🔍 Comprehensive #SSR Performance Testing:
• Test setup: 2398 div elements spiral rendering on #NodeJS v22, #M1Mac with 8GB RAM📊 Performance Rankings (requests/second):
• #fastifyhtml: 1088 (baseline templating)
• #Vue: 1028 (best full-featured performance)
• #Svelte5: 968 (pre-release version)
• #SolidJS: 907 (impacted by hydration IDs)
• #Preact: 717 (lightweight alternative)
• #React19: 572 (RC version)🛠️ Testing Environment:
• Built using #Fastify and @fastify/vite
• Production builds tested
• Consistent styling and template implementations
• No client-side reactivity features💡 Key Findings:
• #Vue and #Svelte offer best balance of performance and ecosystem maturity
• Hydration markers impact performance (demonstrated in #SolidJS)
• Simple templating (#fastifyhtml) outperforms full frameworksSource: https://blog.platformatic.dev/ssr-performance-showdown
