title: Is there an text editor/IDE with EBNF/BNF support?
body: <p>I will be writing a small grammar to parse a text file, the grammar can be a bit large so I want to read it with highlight.</p>
  
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  I know it's a bit off-question but find this using google is very hard. What else place is better than ask to this to a lot of experient programmers.
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