QloApps vs Rallly
| Tagline | Open-source hotel reservation and channel management system | Self-hosted scheduling polls to find the best time for a group to meet |
| Category | Scheduling & Booking | Scheduling & Booking |
| Replaces | Acuity Scheduling, Calendly | Calendly |
| GitHub stars | 14k | 5.1k |
| Language | PHP | TypeScript |
| License | OSL-3.0 | AGPL-3.0 |
| Self-host difficulty | 4/5 Involved | 3/5 Moderate |
| Deploy options | Docker Manual | One-Click Docker Docker Compose Manual |
| Managed hosting | ||
| Last updated | 6 days ago | today |
| View repo | View repo |
Where each falls short
The honest trade-offs — what you give up with each, versus the proprietary tools they replace.
QloApps
- Scope is hotel-specific; not a general-purpose appointment scheduler
- Channel manager integrations (OTA sync) are limited compared to commercial PMS solutions
- Mobile app for guests/staff is absent out of the box
- PrestaShop heritage makes theming and customisation non-trivial
Rallly
- Focused on group availability polling rather than one-on-one booking pages, so it does not replace Calendly's personal booking links.
- No direct calendar-availability checking or two-way calendar sync to auto-block busy times.
- No built-in payment collection or paid-appointment support.
- Requires PostgreSQL and SMTP configuration to self-host; not a single-binary deploy.
Bottom line
Choose Rallly if you want the lower-effort setup; choose QloApps for the larger community and ecosystem. Rallly has seen more recent development. Open each guide below for deploy steps and the full feature gap.