Node.js v4.5.0 'Argon'(LTS) 发布了，作为一个长期支持版本，官方将会继续支持 v4.x 30 个月。

值得关注的改进：

Semver Minor:

• buffer:

• backport new buffer constructor APIs to v4.x (Сковорода Никита Андреевич) #7562

• backport --zero-fill-buffers cli option (James M Snell) #5745

• build:

• add Intel Vtune profiling support (Chunyang Dai) #5527

• repl:

• copying tabs shouldn't trigger completion (Eugene Obrezkov) #5958

• src:

• add node::FreeEnvironment public API (Cheng Zhao) #3098

• test:

• run v8 tests from node tree (Bryon Leung) #4704

• V8:

• Add post mortem data to improve object inspection and function's context variables inspection (Fedor Indutny) #3779

Semver Patch:

• buffer:

• ignore negative allocation lengths (Anna Henningsen) #7562

• crypto:

• update root certificates (Ben Noordhuis) #7363

• libuv:

• upgrade libuv to 1.9.1 (Saúl Ibarra Corretgé) #6796

• upgrade libuv to 1.9.0 (Saúl Ibarra Corretgé) #5994

• npm:

• upgrade to 2.15.9 (Kat Marchán) #7692

点击这里查看官方更新说明

下载：

• Source code (zip)

• Source code (tar.gz)