Vikunja vs Cal.com

Detailed comparison to help you choose the right tool for your needs

V

Vikunja

Self-hosted open-source to-do and project management

4.4
Editorial Rating
C

Cal.com

Open-source scheduling infrastructure for everyone

4.5
Editorial Rating

Quick Comparison

Rating

4.4
vs
4.5

Starting Price

Free
vs
Free

Pricing Model

free
vs
freemium
Feature
Vikunja
Cal.com
Task lists with priorities
Kanban boards
CalDAV sync
Gantt charts
Team collaboration
REST API
Unlimited event types
Calendar integrations
API access
Self-hosting option
Team scheduling
Embed widgets

Vikunja Pros

  • Replaces Todoist and Trello with a self-hosted alternative
  • CalDAV integration syncs with native calendar apps
  • Kanban and Gantt views for visual project management
  • Lightweight Go backend runs on minimal resources
  • Clean modern interface
  • API enables automation workflows

Vikunja Cons

  • Smaller community than established tools
  • Mobile experience through browser not native app
  • Fewer integrations than Todoist or Trello
  • Some features still in active development
  • No real-time collaboration
  • Documentation could be more comprehensive

Cal.com Pros

  • Fully open-source with self-hosting option
  • No booking limits on free plan
  • Deep API and webhook support
  • Active community and rapid development

Cal.com Cons

  • Self-hosted setup requires technical knowledge
  • Fewer native integrations than Calendly
  • UI less polished than commercial alternatives

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