ProtonMail apps are now open source and independently audited April 23, 2020 by admin Tweet All of the ProtonMail apps are now open source and have passed independent security audits. The announcement comes after Proton open sourced the Android application earlier on today. Read more… Neowin Related Posts:Microsoft explains how you can run MS-DOS 4.00 that…Now official: Paid open-source apps are allowed in…Microsoft announces Radius, a new open source…Debloat and optimize Windows 10 and 11 with…Nvidia finally makes PhysX and Flow source code open