etc/requirements.txt

   1 lfdocs-conf
   2 sphinxcontrib-blockdiag  # BSD
   3 sphinxcontrib-needs
   4 sphinxcontrib.plantuml
   5 sphinxcontrib-nwdiag  # BSD
   6 sphinxcontrib-seqdiag # BSD
   7 sphinxcontrib-swaggerdoc
   8 sphinx-rtd-theme