This question reads like HN market research and not genuine curiosity Go look at what dagger provides over those technologies as a basis for advanced agent env

This question reads like HN market research and not genuine curiosity Go look at what dagger provides over those technologies as a basis for advanced agent env capabilities. I use it for more than just sandboxing with my agent I would also point out sandboxing is just one feature, that is approaching required status, for an agentic framework and unlikely to be an independent product or solution