We have created a staging server to let anyone test v5.0.0-rc.1 (before we upgrade app.asqatasun.org). This instance is regularly recreated, so data will be lost, but you can play 
Credentials:
- URL: http://staging.app.asqatasun.org:8080/
open it in a private window (or with Firefox Nightly) because this is not HTTPS - login:
admin@asqatasun.org - password:
myAsqaPassword
open it in a private window (or with Firefox Nightly) because this is not HTTPSYour feedback is warmly welcome!