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Another Notion-like app. But it's already many FOSS alternatives

What are they? The thing I value the most is the collaboration and the relational part, allowing to build pages that are essentially views on other data.

The only one I'm looking forward currently is the next version of Logseq which will enable collaboration on their existing block-based authoring model.

Have you seen https://anytype.io/?

not FOSS

https://github.com/siyuan-note/siyuan.

Here's an alternative.

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