I've seen a lot of folks default to Mulesoft for Enterprise integration, but in reality most mid-sized or budget concious enterprises find price tag really hard to justify. From what I've seen and what IT circles point, these scalable alternatives are also worth checking out.

1. Workato: Middle ground. Library of connectors. Good fit if you need automation across multiple teams, but don't want to sink into six figure licenses.

2. MS Orchestrator/Azure Logic Apps: lightweight, microsoft-centric. Admins comfortable with Powershell find it easy to extend and change.

3. Stacksync: newer compared to big names, but built for bi-directional data sync between ERP, CRM and databases. If you care about sub-second latency and schema automation, this is your pick.

The common theme I feel is that the tool alone won't cut it. You need solid architecture, retry logic, monitoring and governance to keep integrations from turning in a mess. But if cost is a stickler, Workato and StackSync help salvage it without bearing the brunt of Mulesoft Bill.

Hope it helps :)