Slack
Go to Settings → Integrations → And click on Slack!
Save Messages to turn them into tasks
Saved messages in Slack will be automatically imported as tasks into your Akiflow inbox.

Hit O as Open on a task to be redirected to the Slack source message
Akiflow Shortcut to save tasks
You can click on the 3 dots on a selected message and select Create a task.
It may be hidden under More message shortcuts.
