Developers question actual Rust composition and architecture
2 Nov 1 5:17 AM · 10d ago · 1 post · 4 comments · 2 sources · development 2 of 4
HN commenters examine the codebase and note the project uses CodeMirror in a Tauri frontend (60% TypeScript), Rust in backend (30%), and LSP processes. The claimed memory reduction is questioned given the WebView overhead.
“It seems it uses CodeMirror [1] in the Tauri frontend (60% of total code is typescript), but uses rust in the backend (30%).”
exceptionel0ng-ai OpenIDEA project creatorJetBrains IntelliJ IDEA publisher
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Interesting project. It seems it uses CodeMirror [1] in the Tauri frontend (60% of total code is typescript), but uses rust in the backend (30%). Surprising to see that Tauri is apparently good enough for the three platforms it needs to support (or it uses a lot of hacks, I don't know). The advertised memory reduction is remarkable as I expected a…
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2025 was all about 'Rust' on HN and 2026 is all about 'rebuilding everything in Rust'. Comical on one level and yet intriguing.
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From the promo video:> completion from language serversThat's exactly the thing that I like about idea: It's better than that.
All 4 developments of OpenIDEA: Rust-based IntelliJ IDEA clone launches on GitHub →
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