I built Obsidian Web Clipper (open source, MIT) to replace my read-it-later app and save everything to local markdown files. Now that Obsidian Bases is available, it makes for a very nice web archival tool and reading experience. Here's a video: https://mastodon.social/@kepano/114553164915046938 You can use Web Clipper with any app that supports Markdown, not just Obsidian. Defuddle is the underlying HTML-to-Markdown…
I do have a bug report: even when explicitly specifying which vault to send clippings to, what I experience is that it sends to my last opened one. On Android w Firefox Nightly and the extension.