The title says no-code but the page is full of code examples..?
Here is a link to a live example: https://huggingface.co/spaces/NeuML/txtai?default=search+hac...
The example above builds a semantic index for current Hacker News front page titles.
this is all code.
The above workflows can be built with this application - https://github.com/neuml/txtai/blob/master/examples/workflow...
The application can create/save/load workflows and generates the workflow configuration, no-code required.