GitHub Atom 1.20.0 和 1.21.0-beta0 发布了，主要更新内容如下：
GitHub Atom 1.20.0
- Git 集成改进
- Dozens of fixes for PHP grammar support were made in the
- CSS autocomplete now supports PostCSS.
- Support has been added to bracket-matcher for code embedded in strings.
- We’ve added an API for observing dock visibility.
GitHub Atom 1.21.0-beta0
- 语言服务器集成和 Atom IDE
- 文件系统观察器 API
- 更多 GitHub PR 和建设状况改进
- MacOS native tabs are now supported.
- We restored Atom’s ASAR archive to improve performance in several scenarios, most notably installation on Windows.
- Lots of language-specific grammar improvements were made, including the addition of TypeScript.