Top 5 Preview Open-Source Projects
markdown preview plugin for (neo)vimProject mention: GhostWriter is a distraction free Markdown editor | news.ycombinator.com | 2021-02-24
Vim displays plaintext, so you cannot use it to preview markdown as HTML. However, you can use a plugin such as "markdown-preview"  to preview markdown in your browser.
It makes a preview from an URL, grabbing all the information such as title, relevant texts and images.
Scout APM - Leading-edge performance monitoring starting at $39/month. Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.
A Lua script to show preview thumbnails in mpv's OSC seekbar, sans external dependenciesProject mention: Help, I want to make the Thumbnail Script work | reddit.com/r/mpv | 2021-04-10
I'm on Windows 10, trying to make this: https://github.com/TheAMM/mpv_thumbnail_script work.
Flutter | Because a widget-driven development requires a widget-driven preview.Project mention: Announcing Monarch: A Flutter tool for developing widgets in isolation | reddit.com/r/FlutterDev | 2021-03-22
I ask as I love how [flutter_preview](https://github.com/jamesblasco/flutter_preview) integrates with vscode. It might be easily to do something similar, especially if the convention of have a `_stories.dart` file is followed.