SuperBookmarks

An alternative code bookmarks engine for Visual Studio, providing the following capabilities:

• Navigate to previous/next bookmark in the current document, in all open documents, in all documents in the current folder, in the current project, and in the current solution.
• Save bookmarks in the .suo file or in a separate file.
• Export/import bookmarks to/from a JSON file.
• "Files with Bookmarks" filter in Solution Explorer.

More information in the project repository.