JS Bundler Comparison

	commonjs-everywhere	node-browserify	webpack	wrapup
support for arbitrary compile-to-JS languages	✓	?	✓	✗
operates on structured JS representation	✓	✗	✓	✓
exposes structured JS representation	✓	✗	✓	✓
exposes computed dependencies	✓	?	?	?
CLI watcher that only reloads necessary dependencies	✓	✗	✓	✓
source maps	✓	✗	✓	✓
supports entire module specification	✓	?	?	?
supports useful parts of process specification	✓	?	?	?
shims core node modules	✓	?	?	?
module aliasing for browser-only implementations	✓	?	?	?
MS Windows support	✓	?	?	?
async and sync interfaces	✓	?	?	?
compile-time module resolution	✓	?	?	?
support circular dependencies	✓	?	?	?
defines global, __filename and __dirname	✓	?	?	?
accept input over stdin, output to stdout	✓	?	?	?
helpful errors for deps that are poorly specified	✓	?	?	?
helpful errors for deps that can't be found	✓	?	?	?
extensive test suite	✓	?	?	?
supports other module systems (AMD, etc.)	✗	?	?	?

TODO: add more things