YaraDbg is a free web-based Yara debugger to help security analysts to write hunting or detection rules with less effort and more confidence.

By using YaraDbg, you can perform a thorough root-cause-analysis (RCA) on why some of your Yara rules did or did not match with a specific file. It can also help you to better maintain a large set of yara rules.

YaraDbg frontend, this project, is the frontend application for YaraDbg. If you are interested on the backend implementation visit YaraDbg Backend project.


Here is a list of main feature that YaraDbg offers:

  1. Rule evaluation details
  2. Fully-fledged Yara Editor with
  • Syntax Highlighting
  • Intellisense
  • Rule Navigation
  • Snippet
  1. Matched strings panel
  2. Rule Dependency Navigator
  3. Option to copy/pasting a link to a yara rule
  4. Capability to drag/dropping a password-protected zip file to analyze its content (pass must be “infected”)