Nootti

“If you have a simple text (or text-plus-media) post, Nootti is capable” TechCrunch Post to Multiple Accounts Simultaneously Customise Notes for Each Platform or Use a Universal Message Image and Video Attachments Supported Works with Bluesky, Mastodon, and Nostr Accounts Drag-and-Drop Links, Text and Images Link Previews Quick Posting via Link to Your Existing Post (Mastodon and Bluesky) Supports

[barlog]

ブリッジを使うことなく3種へのポストが可能。独特なため現バージョンでは色々とポストするにはコツが要ります。