Workspace Manager allows you to store and load lists of opened documents (workspaces). You can switch workspaces on fly by selecting name from the dropdown and clicking Load icon.
IMPORTANT NOTE: Workspaces from Visual Studio 2019 are not compatible with Visual Studio 2022 and vice versa.
Installation: Don't forget to enable the Workspace Manager toolbar after install and restart Visual Studio.
Workspaces data storage located in the solution folder. Every solution will have its own workspaces.