If you want to read it immediately, use the Internet Archive (archive.org). It is the safest repository for public domain texts on yoga philosophy.
: You can find comprehensive English translations and commentaries, such as those by Swami Vishnuswaroop , which provide modern context to ancient verses. goraksha samhita pdf
English translations often appear under the title "Goraksha Paddhati," such as the one hosted by Yogamudra . Historical Significance Goraksha Samhita Overview and Resources | PDF - Scribd If you want to read it immediately, use