Packages make Pulsar do amazing things.
Run parameterized shell commands from Atom. Easy to use and very configurable.
Automatically infer closing parens based on indentation. An essential tool for writing Lisp code.
Autocomplete support for WordPress actions and filters.
Customize shell commands. Similar to 'Run Commands' in NotePad++, 'User Tool' in EditPlus/UltraEdit, 'External Tool' in GEdit and 'Shell Commands' in TextMate.
Lint JavaScript on the fly, using Flow
Shows call tips with parameter information in your PHP source code.
Quickly peek and edit functions in separate files from the context of your current editor.
Generate symbols with cmd-alt-g so you can fuzzy search for symbols across your project.
An Atom Package that allows for epic pair programming, powered by Pusher
Keeps a history of past cursor position to travel back to
Package for using PlantUML to create rendered uml diagrams and display. Toggle with shortcut. Updates on save. Handles multipage sequence diagrams. Feature rich, configuration heavy.
Autocomplete React component props without static typing
Quick switching between C/C++/Objective-C header and source files
Atom-Browser is the plugin to browse the web, preview files, auto-reload, and search Google within Atom