Activity Streams 2.0 Validator

This service lets you validate your Activity Streams 2.0 (AS2) data.

This is the URL of an Activity Streams 2.0 document.

If you just need to validate some data, put it here.

You can upload a file here.

You can also use the /validate endpoint to send data from the command line or your favourite programming language. For example:

curl -H "Content-Type: application/activity+json" --data @yourfile.json

This validator is Open Source software, available under the Software and Document Notice and License. Code is available at

To test an Activity Streams 2.0 consumer, use the suite available in the AS2 github repository.