Bluesky
Inkstead Writer can publish posts directly to Bluesky.
Required environment variables:
BLUESKY_IDENTIFIERBLUESKY_APP_PASSWORD
BLUESKY_IDENTIFIER is usually your handle, such as example.com or you.bsky.social. Use an app password rather than your main account password; create one in Bluesky under Settings, then Privacy and Security, then App Passwords.
Bluesky posts are limited to 300 characters. When a titled post would run over, Inkstead Writer shortens the title and keeps the canonical URL intact.
Bluesky photo notes embed up to four images.