<div dir="ltr"><div>This slideset from a 2025 talk confirms that there are many variant JSON schema approaches and no consensus approach, at least not yet.</div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div style="color:rgb(34,34,34)"><font face="monospace"><br></font></div><div style="color:rgb(34,34,34)"><font face="monospace">all the best, Don</font></div><div style="color:rgb(34,34,34)"><font face="monospace">-- </font></div><div style="color:rgb(34,34,34)"><font face="monospace">X3D Graphics, Maritime Robotics, Distributed Simulation</font></div><div style="color:rgb(34,34,34)"><font face="monospace">Relative Motion Consulting  <a href="https://RelativeMotion.info" target="_blank">https://RelativeMotion.info</a></font></div></div></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Fri, Feb 20, 2026 at 10:53 AM John Carlson <<a href="mailto:yottzumm@gmail.com">yottzumm@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">Here’s a recent talk on JSON schema:</div><div dir="auto"><br></div><div dir="auto"><div style="font-size:inherit"><a href="https://docs.google.com/presentation/d/1ajXlCQcsjjiMLsluFIILR7sN5aDRBnfqQ9DLbcFbqjI/edit?slide=id.p#slide=id.p" style="font-size:inherit" target="_blank">https://docs.google.com/presentation/d/1ajXlCQcsjjiMLsluFIILR7sN5aDRBnfqQ9DLbcFbqjI/edit?slide=id.p#slide=id.p</a></div><br></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Feb 20, 2026 at 1:00 AM John Carlson <<a href="mailto:yottzumm@gmail.com" target="_blank">yottzumm@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Apparently, Ajv is a very non-compliant JSON schema validator.<div dir="auto"><br></div><div dir="auto"><div style="font-size:inherit"><a href="https://bowtie.report/" style="font-size:inherit" target="_blank">https://bowtie.report/</a></div><div style="font-size:inherit" dir="auto"><br></div><div style="font-size:inherit" dir="auto">I’m going to be switching this:</div><div style="font-size:inherit" dir="auto"><br></div><div style="font-size:inherit" dir="auto"><div style="font-size:inherit"><a href="https://github.com/hyperjump-io/json-schema" style="font-size:inherit" target="_blank">https://github.com/hyperjump-io/json-schema</a></div><div style="font-size:inherit" dir="auto"><br></div><div style="font-size:inherit" dir="auto">The main issues i saw were in formats, reporting errors in oneOf.</div></div></div><div dir="auto"><div style="font-size:inherit" dir="auto"><br></div><div style="font-size:inherit" dir="auto">John </div><br></div>
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