For modding/homebrew (non-piracy) discussion, communities like GBAtemp or r/SwitchHacks may offer technical info, but again, no links to copyrighted files.
As for NSP files, they are usually intended for developers and content creators. If you're interested in downloading NSP files, you'll need to look for third-party sources. However, I must advise that: yoshis crafted world switch nsp update link
The latest update for Yoshi's Crafted World on the Nintendo Switch brings several improvements and additions to the game. Although the official patch notes are not extensive, players have reported that the update includes: For modding/homebrew (non-piracy) discussion
Stick to well-known community forums.
Optimizes asset loading across the cardboard world. yoshis crafted world switch nsp update link