Vinnslu

https://maltsev.github.io/vinnslu/

Vinnslu lets you re-format your CSV-like data.

You can specify the separators (regular expressions are supported) to split the data into rows and columns. Then they are going to be formatted using your template (which also supports JavaScript functions).

Vinnslu main page

Technologies:

JavaScript, React, Redux, PostCSS, Normalize.css, Mocha, Lodash, Browserify.

I created Vinnslu in June 2015. It's still active.