babel-template(latest: 6.26.0) Generate an AST from a string template.
babel-traverse(latest: 6.26.0) The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes
babel-types(latest: 6.26.0) Babel Types is a Lodash-esque utility library for AST nodes
babel-preset-env(latest: 1.7.0) A Babel preset for each environment.
babel-plugin-transform-class-properties(latest: 6.24.1) This plugin transforms static class properties as well as properties declared with the property initializer syntax
babel-plugin-transform-es2015-typeof-symbol(latest: 6.23.0) This transformer wraps all typeof expressions with a method that replicates native behaviour. (ie. returning “symbol” for symbols)
babel-plugin-transform-runtime(latest: 6.23.0) Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals
source-map(latest: 0.7.4) Generates and consumes source maps