Quick matrix (copy to your doc)
| Criteria |
DNN |
Alternative |
Notes / Risks |
| Stack & hosting | | | |
| Editing & workflow | | | |
| Permissions & governance | | | |
| Multi-site/tenancy | | | |
| Extensions/APIs | | | |
| Performance/caching | | | |
| Security posture | | | |
| Licensing & TCO | | | |
| Migration/upgrade path | | | |
Tip: mark each row Green / Yellow / Red to make trade-offs obvious to non-technical stakeholders.