plugins.json

{
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    "chrome": 47,
    "edge": 13,
    "firefox": 45,
    "safari": 10
  },
  "transform-es2015-block-scoped-functions": {
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    "firefox": 46,
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  },
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    "chrome": 49,
    "firefox": 51,
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  },
  "transform-es2015-classes": {
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    "edge": 13,
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  },
  "transform-es2015-computed-properties": {
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  "check-es2015-constants": {
    "chrome": 49,
    "firefox": 51,
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  "transform-es2015-destructuring": {
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    "edge": 14,
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  "transform-es2015-for-of": {
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  },
  "transform-es2015-function-name": {
    "chrome": 51,
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  "transform-es2015-literals": {
    "chrome": 44,
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  "transform-es2015-object-super": {
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  "transform-es2015-parameters": {
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  "transform-es2015-spread": {
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    "edge": 13,
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  },
  "transform-es2015-sticky-regex": {
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  "transform-es2015-template-literals": {
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  "transform-es2015-typeof-symbol": {
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  "transform-es2015-unicode-regex": {
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  "transform-exponentiation-operator": {
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    "edge": 14
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  },
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    "safari": 10
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}