Service Mesh Interface Service Mesh Interface (SMI) was accepted to CNCF on March 19, 2020 and is at the sandbox project maturity level. Visit Project Website Latest tweets from Service Mesh Interface (SMI) See all tweets [custom-twitter-feeds num=8 layout=masonry includeretweets=false showheader=true showbutton=false masonrycols=4 masonrymobilecols=1 screenname="smi_spec"]