Reconstructing Judaism has digitized the entire Kol HaNeshamah machzor (High Holy Days prayerbook)!
Click here to download it in its entirety or in sections: https://www.reconstructingjudaism.org/highholidays2020.
If you would prefer to purchase your own hard copy, you can do so here: http://stores.jewishreconbooks.org/prayerbook-for-the-days-of-awe-mahzor-leyamim-noraim/.
If you would like to check out a copy from KI, let us know by filling out this form: https://www.surveymonkey.com/r/7KHW53Y.