VG
VENTUREGAPS
B

Baïkal

OPEN SRC

Lightweight CalDAV and CardDAV server based on sabre/dav

VG SCORE
9.0

Product Details

PricingOpen Source
API✅ REST
Learning CurveModerate
Integrations13 available

■ INTELLIGENCE BRIEFING — Weekly tool drops. No spam.

PROS & CONS

STRENGTHS

  • Simple to set up for basic CalDAV/CardDAV needs.
  • Completely free and open-source software.

WEAKNESSES

  • Lacks a built-in web client for viewing calendars/contacts; requires a separate app.
  • Requires technical knowledge to install and maintain a server.

KEY FEATURES

CalDAV Server

Manages calendars and scheduling for compatible clients.

Web Administration

Manage server and user accounts via a simple web interface.

CardDAV Server

Stores and syncs address book contacts across devices.

Built on sabre/dav

Leverages a robust, standards-compliant PHP library.

WHO IS Baïkal BEST FOR?

Small businesses or teams

Best for organizations needing a self-hosted, private calendar and contacts server to manage schedules and address books without relying on external cloud services.

Self-hosting enthusiasts and privacy-focused individuals

They need a lightweight, open-source CalDAV/CardDAV server to manage calendars and contacts on their own infrastructure without relying on third-party cloud services.

INTEGRATIONS

CardDAV clients (e.g., Contacts on iOS, Android)KDE KontactThunderbirdApple CalendarOutlook (via plugins)CalDAV clients (e.g., Apple Calendar, Thunderbird)NextcloudGNOME CalendarDAVx⁵Android CalDAV clientsownCloudSynology CalendarRoundcube

TECHNICAL DETAILS

LEARNING CURVE
MODERATE — FEW HOURS
API

REST

FIELD REPORTS (0)

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FINAL ASSESSMENT

APPROVED — WORTH YOUR MONEY