This Gist has been transfered into a Github Repo. You'll find the most recent version here.
YARA Performance Guidelines
When creating your rules for YARA keep in mind the following guidelines in order to get the best performance from them. This guide is based on ideas and recommendations by Victor M. Alvarez and WXS.
- Revision 1.4, October 2020, applies to all YARA versions higher than 3.7