vercel/next.js v16.3.0-canary.20

Source

• Source kind: github-release
• Canonical URL: https://github.com/vercel/next.js/releases/tag/v16.3.0-canary.20
• Repository: next.js
• Framework: Next.js
• Published: 2026-05-15T16:00:31Z
• Prerelease: True
• Author: next-js-bot[bot]
• Body hash: 42ba6d62ab7ca522ee8c173a500ec099c921d2c2bea3263c6babc54918e3d4bf
• Semantic hash: c5d887523abdc5c0899e7e8e3c173e87f12d7a9947c4327ca245f019bde2045e

Release Ideas

• [turbopack] fix feature usage telemetry: #93100
• Extend instant error overlay to metadata, viewport, and sync IO errors: #93287
• Turbopack: expose hashes of source files to adapters: #93539
• Add next internal static-routes-info CLI command: #93399
• Fix catch-all router.query corruption with basePath + rewrites: #93294

Summary

Core Changes - [turbopack] fix feature usage telemetry: 93100 - Add an info panel for the existing “Cache disabled” indicator: 93756 - Convert test/integration to isolated tests: 93247 - Extend instant error overlay to metadata, viewport, and sync IO errors: 93287 - Turbopack: expose hashes of source files to adapters: 93539 - bfcacheId: Opt out of state preservation: 93633 - Honor Suspense-above-body opt-in for dynamic generateViewport : 93759 - Add next internal static-routes-info CLI command: 93399 - Craigandrew…

Public Handling Notes

• EXTRACTED: This page records release metadata and a concise idea summary.
• INFERRED: The full release body is not mirrored publicly; use the canonical GitHub URL for complete text.

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