Webstorm does as well. It's in the settings, under Languages > Typescript. You have set "TypeScript version" to "Custom" and give it the path to your "node_mod

Webstorm does as well. It's in the settings, under Languages > Typescript. You have set "TypeScript version" to "Custom" and give it the path to your "node_modules/typescript/lib", and then also check the box to "Use Typescript Service (Experimental)". It's marked as experimental, but has worked flawlessly for me on a moderately sized project using typescript 2.0.0@beta