Temperos
"Templates as a service", or "temperaas", changed to "temperos" later because it was a nice pun in Portuguese.
The ideas was that it would take an URL with any file and some querystring parameters, then replace {{paramName}} with the parameters from the querystring and serve it, all stateless.
Created to make it easy for people to embed scripts on naddr1qvzqqqr4gupzqwlsccluhy6xxsr6l9a9uhhxf75g85g8a709tprjcn4e42h053vaqyghwumn8ghj7enfv96x5ctx9e3k7mgqpqergdnrxgmnxdclvfm5y (but of course it was too hard for most people).