openstackdocstheme>=2.2.0 # Apache-2.0
os-api-ref>=1.4.0 # Apache-2.0
reno>=3.1.0 # Apache-2.0
sphinx>=2.0.0,!=2.1.0 # BSD
sphinxcontrib-apidoc>=0.2.0 # BSD
sphinxcontrib-seqdiag>=0.8.4 # BSD
sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD