Zed

Zed is a fully offline-capable, open source, keyboard-focused, text and code editor for power users.

You can use Zed to edit local files as well as remote files on any server.
Main features:
- Code completion: symbols, snippets and property/method completion.
- Built-in linting for some languages with inline markers (JavaScript, CoffeeScript, JSON, Lua, CSS).
- Multiple cursors.
- Split-view editing.