remark-code-block (npm): - [x] syntax highlighting with [refractor](https://github.com/wooorm/refractor) which uses [PrismJS](https://github.com/PrismJS/prism) under the hood. - [x] support `filename` through [`meta` field](https://github.com/syntax-tree/mdast#code)
Keywords: remark|remark-plugin|unified