MakerMask
https://www.project-cloth-masks.com/make-a-mask
100 Million Mask Challenge
Providence St. Joseph Health
Face shields
Surgical masksDigital files for manufacturers
Instructables – A.B. Mask – for a Nurse by a Nurse
https://www.instructables.com/id/AB-Mask-for-a-Nurse-by-a-Nurse/
Instructables – DIY Cloth Face Mask
https://www.instructables.com/id/DIY-Cloth-Face-Mask/
Open Source Face Mask Challenge
Document collecting all existing designs of open source face masks
https://docs.google.com/spreadsheets/d/1e81ceSrVT6Bl4UaS1SxIUUUzgZAdkIstU7Hzot08Ld8/edit#gid=0