I'm really flattered that IntelliJ users are requesting structural diffs and referencing difftastic!
(FWIW I'd love to eventually ship a reusable library, but APIs are just changing too fast right now.)
https://youtrack.jetbrains.com/issue/IDEA-291212
miniblog.
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I've started using Logseq for note taking: it's roughly in the same space as Roam/Obsidian but OSS and using markdown on your local disk.
So far it works really well. I like using [[Link]] syntax for cross-referencing themes that I mention in several places.
rust-analyzer is experimenting with a really clever feature: allow types to open a link to their external docs! https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#open-external-documentation
I've definitely thought about referencing external resources from an editor: in principle you could even fetch the first paragraph inline too!
Really cute introduction to Smalltalk programming from 1983. It starts with an explanation of mice and "scroll menus" (scroll bars), then shows cross-referencing code, lints, autofixes, and inspecting instances of newly defined objects!
https://youtu.be/JLPiMl8XUKU