If you're looking for a ReByte alternative, Relevance AI is a good choice. It's got a lot of features, including a no-code builder, self-executing tasks and integration with tools like Zapier and Google. That makes it good for a broad range of business uses, from sales and support to content creation and automation.
Another good option is Relay, which has deep integration with many tools and more advanced workflow tools like paths, iterators and AI steps. Relay is geared to make workflow automation accessible and enjoyable for teams of any size, with human-in-the-loop steps for collaboration and customizable AI prompts.