Node.js v24 - Best New Features

Node.js v24, released on May 6, 2025, brings key enhancements in performance, security, and developer ergonomics. It is the "Current" release and will enter LTS in October 2025.

---

🚀 Highlights of Node.js v24

1. V8 Engine Upgraded to 13.6

• Float16Array for optimized numerical processing.

• RegExp.escape() simplifies working with regular expressions.

• Error.isError() provides standard error validation.

• WebAssembly Memory64 support.

• using and await using statements for resource management.

2. npm Updated to Version 11

• Faster package installations.

• Improved security and audit capabilities.

• Enhanced compatibility with ES modules.

3. Improved Permission Model

• CLI flag renamed to --permission, no longer experimental.

• Fine-grained control over file system, subprocess, and environment access.

4. Global URLPattern API

• Available globally without explicit imports.

• Great for URL routing and matching patterns.

5. Test Runner Enhancements

• Subtests now automatically awaited.

• Cleaner syntax and better handling of async test cases.

6. Undici Upgraded to v7

• More performant native HTTP client.

• Better standards compliance for fetch operations.

7. Deprecated or Removed APIs

• url.parse() deprecated.

• tls.createSecurePair removed.

• SlowBuffer runtime-deprecated.

• Zlib usage without new deprecated.

• Deprecation on passing args to spawn/execFile.

---

🛠️ Platform & Build Updates

• Windows: MSVC support removed. Use ClangCL.

• macOS: Minimum version now 13.5; Xcode 16.1 or higher required.

---

📅 Release Lifecycle

• Current: As of May 2025

• LTS: Planned for October 2025

---

For full release notes, visit Node.js Blog