1.5
A new trigger was added: "External". Trigger the flow by creating a POST request to a specific API endpoint. You can send parameters/files and they will be available as variables
You can now add an attachment to the mail step
With the flow logger, you can now navigate between pages and filter by success runs.
A new "Exceptions" tab was added to the Workflow homepage: You can now view all flows that ended with errors or exceptions.
Exceptions and errors will appear in red on the flow log, as well as the specific line number which the exception/error occurred on
More options were added to the condition steps such as exists?/empty? between, and more numerical conditions
Each scripter step now has a cache option. Selecting the cache option will allow you to accelerate the step. The step cache available only for 1000 seconds
Added Scripter version 2 (v2) now supports Python 3.9. Scripter v1 is still available for existing steps still.
1.6
Code Templates are now available, Code Templates are methods injected to the Lab Scripter, to all its instances before the code runs.

You can now receive email notifications of flows exceptions. To set this up, click on Workflows->Exceptions->setting.