hackney from home:Ledest:erlang:19 project
Select Your Operating System
Add repository and install manually
For openSUSE Leap 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Ledest:erlang:19/openSUSE_Leap_15.5/home:Ledest:erlang:19.repo zypper refresh zypper install hackney