Authorisation tokens

Each social network has its own miserable process for obtaining access tokens that will grant you sufficient permission to post to accounts or pages.

Network Notes Documentation
Console Not really a network. No tokens required.  
Mastodon Define an app, get an access token. Remarkably simple. Mastodon notes
Facebook Define an app, get a user access token, exchange it for a page access token. Facebook notes
LinkedIn Define an app, get an access token with the right scopes LinkedIn notes
Discord Create an app, get the app’s access token, and the ids of the server and channel to post to Discord notes
Twitter TBC  

See also: