Next.js 16.2 brings 67-100% faster server Fast Refresh

Next.js 16.2 Turbopack brings Server Fast Refresh to Node.js, cutting reload times 67-100% and compile times 400-900%. Only changed modules reload, not whole chains. WASM Workers, SRI, and dynamic import tree shaking land; upgrade to cut dev latency.
Next.js 16.2 Turbopack brings Server Fast Refresh to Node.js, cutting reload times 67-100% and compile times 400-900%. Previously, server edits cleared the entire require cache chain including node_modules; now Turbopack reloads only the changed module, matching browser Fast Refresh. The release also fixes Web Worker origins for WASM, adds Subresource Integrity for CSP without dynamic rendering penalties, and enables tree shaking on dynamic imports. Proxy and Route Handler support is coming later. Upgrade now to cut dev friction.
Read the original → Next.js Blog
- #next.js
- #turbopack
- #javascript
- #frontend
- #react
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