libjansson from security:idm project
Select Your Operating System
Add repository and install manually
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/security:idm/15.4/security:idm.repo zypper refresh zypper install libjansson
For 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/security:idm/15.3/security:idm.repo zypper refresh zypper install libjansson