Camtasia Code Now
Since Camtasia (by TechSmith) doesn't use a traditional "coding" language for video editing, I’ll interpret your request in a few possible ways and provide a helpful answer. for Camtasia (via Camtasia Studio add‑ons) Camtasia supports C# or JavaScript for building extensions. Here's a minimal JS snippet to insert a text callout at the playhead position (conceptual):