Delta Chat collective

Open source

Developing and releasing Delta Chat apps and experimenting with the future of e-mail: e2e-encrypted and anonymous. Supporting people in repressive situations.

Become a contributor

Financial contributions

Custom contribution


Make a custom one time or recurring contribution to support this collective.

1 individual has contributed

Recurring contribution


Become a backer for $5.00 per month and help us sustain our activities!

Starts at

$5 USD / month

Recurring contribution


Become a sponsor for $100.00 per month and help us sustain our activities!

Starts at

$100 USD / month

Top financial contributors


holger krekel

$50 USD since Jun 2020

What's new with Delta Chat collective

Stay up to dates with our latest activities and progress.


Let’s get the ball rolling! This is where things get planned and sometimes this is where things get done. Ask questions, thank people for their efforts, and contribute your skills to the service of the community.


See how money openly circulates through Delta Chat collective. All contributions and all expenses are published in our transparent public ledger. Learn who is donating, how much, where is that money going, submit expenses, get reimbursed and more!

setup costs

by holger krekel6/29/2020

Invoice #20982

Financial contribution to Delta Chat collective

from holger krekel6/25/2020


Today’s balance

$26.72 USD

Estimated annual budget

~ $42.50 USD

Delta Chat collective is all of us

Our contributors 4

Everyone who has supported Delta Chat collective. Individuals and organizations that believe in –and take ownership of– our purpose.

holger krekel

Total contributions

$50 USD

Get this started and see how it works ;)