Para openSUSE Factory zSystems ejecute lo siguiente como root:
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory_zSystems/devel:libraries:c_c++.repo
zypper refresh
zypper install libjsonparser
Para openSUSE Factory PowerPC ejecute lo siguiente como root:
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory_PowerPC/devel:libraries:c_c++.repo
zypper refresh
zypper install libjsonparser
Para openSUSE Factory ejecute lo siguiente como root:
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory/devel:libraries:c_c++.repo
zypper refresh
zypper install libjsonparser
Para 15.6 ejecute lo siguiente como root:
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/15.6/devel:libraries:c_c++.repo
zypper refresh
zypper install libjsonparser
Para 15.5 ejecute lo siguiente como root:
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/15.5/devel:libraries:c_c++.repo
zypper refresh
zypper install libjsonparser