All-in-one secure chat app for teams,
friends and organisations. Keeps conversations in your control, safe
from data-mining and ads. Talk to everyone through the open global
Matrix network, protected by proper end-to-end encryption.
For Web, Android, iOS, macOS, Windows & Linux
Group chat, video calls and sharing to stay in touch and coordinate with family and friends.
From clubs to social movements, keep everyone together with a platform everyone can use.
"Mozilla values open communities, accessibility and trustworthy collaboration; the move to Write has been a huge improvement for us and a great experience for our company and community."
"Write gives us messaging and collaboration that is secure, and contains the right feature set for 300,000 public administration users. Matrix is technically advanced, proven and mature."
“We have to switch to a virtual conference this year. We’re using Write as our hallways, water coolers and coffee shops. It’s powering our community.”
“I use Write so I can chat with family and friends without compromising my privacy, thanks to decentralisation and end-to-end encryption.”
Write is incredibly proud to build in the open, contributing almost all of our own code to everyone.