Lodash v1 was a drop-in Underscore replacement. Lodash v2 was not but offered an lodash.underscore.js build. Lodash v3 dropped the compat build in favor of us

Lodash v1 was a drop-in Underscore replacement. Lodash v2 was not but offered an lodash.underscore.js build. Lodash v3 dropped the compat build in favor of using individual lodash modules until you're able to transition Lodash v4 continues the view of v3