DebConf is the Debian Project's developer conference. In addition to a full schedule of technical, social and policy talks, DebConf provides an opportunity for developers, contributors and other interested people to meet in person and work together more closely. It has taken place annually since 2000 in locations as varied as Canada, Finland and Mexico. The 21st Debian Conference is being held Online, due to COVID-19, from August 24 to August 28, 2021. To register for DebConf21, please visit our website at https://debconf21.debconf.org/register