Receive and send
Ğ1 libre currency
![capture d'écran de Cesium](/i18n/en_GB/contents/home/Cesium-G1-mockup.png)
Cesium is free software distributed
under GNU AGPL-3.0 licence
Cesium is the simple solution
to make exchanges using libre money
- Secured
- Cesium digitally sign your transactions before sending them to the Duniter blockchain.
- It's on us ;-)
- Because it is programmed with love by a community of people who believe in libre moneys in general (and in the Ğ1 in particular), Cesium is given to you without demanding any counter-part.
- You are Free too
- Cesium is a free software.This means you can have a look at its source code (on GitLab) and adapt it to your need in order, for instance, to provide a client for your own libre currency.
Only a few clicks left
before you can get your first Ğ1
![Télécharger Cesium](/img/home/telecharger-cesium-full.png)
1. Download Cesium
Go to the Download page to get the file that suits your operating system.
![Créer un compte simple portefeuille](/img/home/creer-un-compte-simple-portefeuille.png)
2. Create an account
On Cesium home screen, click "Create an account", then "Start" and finally choose "Simple wallet" for a start.
Choose secret id and password. Make sure to memorize them correctly because you won't be able to get them back if you forget them.
![Copier sa clef publique](/img/home/clef-publique.png)
3. Start receiving payments
Click on your public key ; it will be automatically copied to your clipboard. Then simply paste it to the user who wants to transfer Ğ1 to you.
Cesium around the world
![](/img/home/pros-bar.jpg)
![](/img/home/djoliba-630p-50-pcts.jpeg)
![](/img/home/Voilier-June-cropped-50-pcts.jpeg)
![](/img/home/cesium-vietnam-1200-50-pcts.jpg)