Option A
The open-source scheduling infrastructure.
Cal.com is an open-source Calendly alternative for scheduling and infrastructure for everything calendar-related. Self-hostable.
- Founder
- Peer Richelsen
- Founded
- 2021
- Team
- 51-200
- Listing
- Free (nofollow)
- Listed
- May 2026
Option B
The best retirement planning tool, FIRE calculator, and financial planning software built by, and for, the financial independence community.
The best retirement planning tool, FIRE calculator, and financial planning software built by, and for, the financial independence community.
- Listing
- Pro (do-follow)
- Listed
- Oct 2024
