Dav MCP vs MustDo
A side-by-side look at the Dav MCP and MustDo MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
M
MustDoWorkplace & ProductivityRead and write your MustDo (iOS alarm To-Do) tasks in your own iCloud via CloudKit.45FairAuth: not declaredVerdict: choose Dav MCP for workplace & productivity work as a local process; choose MustDo for workplace & productivity. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Dav MCP when
- You need dedicated capabilities in the Workplace & Productivity domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
CALDAV_SERVER_URL, CALDAV_USERNAME, CALDAV_PASSWORD. - You want tools like
list_calendars, list_events, create_event.
MChoose MustDo when
- You need dedicated capabilities in the Workplace & Productivity domain.
- You have the keys it needs:
MUSTDO_CK_API_TOKEN, MUSTDO_CK_ENV, MUSTDO_CK_CONTAINER, MUSTDO_CK_ZONE, MUSTDO_CALLBACK_PORT, MUSTDO_HOME, MUSTDO_LOG_LEVEL. - You want tools like
sign_in, get_me, list_todos.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | M MustDo | |
|---|---|---|
| Category | Workplace & Productivity | Workplace & Productivity |
| Quality signal | 60/100 · Good | 45/100 · Fair |
| Install command | Confirmed | Not confirmed yet |
| Transport | Local subprocess (stdio) | — |
| Auth | Not declared | Not declared |
| Pricing | Not declared | Free |
| Required env vars | CALDAV_SERVER_URLCALDAV_USERNAMECALDAV_PASSWORD | MUSTDO_CK_API_TOKENMUSTDO_CK_ENV |
Tools & capabilities
Dav MCP tools 27
list_calendarsList all available calendarslist_eventsList ALL events (use calendar_query for filtered searches)create_eventCreate a new calendar eventupdate_eventPREFERRED: Update any event field (SUMMARY, LOCATION, STATUS, custom X-* properties); move or convert an event with start_date/end_date/all_dayupdate_event_rawUpdate event with raw iCal data (advanced)delete_eventDelete an event permanentlycalendar_queryPREFERRED: Search and filter events efficiently by text, date range, or locationmake_calendarCreate a new calendar collection. A timezone is accepted but not applied yet ([#78](https://github.com/PhilflowIO/dav-mcp/issues/78))update_calendarUpdate calendar properties (display name, description, color, timezone). The timezone is sent as a bare timezone ID today, which not every server accepts ([#78](https://github.com/PhilflowIO/dav-mcp/issues/78))delete_calendarDelete a calendar and all its eventscalendar_multi_getBatch fetch multiple specific events by URLsfreebusy_queryFind free and busy time in a range ("when am I free?"), calculated client-side- +15 more on the listing page
MustDo tools 8
sign_inLocal only.** Opens Apple's sign-in page and stores `ckWebAuthToken`. Not present on the relay.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Dav MCP
{
"mcpServers": {
"dav-mcp": {
"command": "npx",
"args": [
"-y",
"needs"
],
"env": {
"CALDAV_SERVER_URL": "YOUR_CALDAV_SERVER_URL_HERE",
"CALDAV_USERNAME": "YOUR_CALDAV_USERNAME_HERE",
"CALDAV_PASSWORD": "YOUR_CALDAV_PASSWORD_HERE"
}
}
}
}
MustDo
No confirmed install command for MustDo yet — follow the setup steps linked from its listing page rather than a guessed package name.
Frequently asked questions
Dav MCP is categorized under Workplace & Productivity and uses a local stdio subprocess. MustDo belongs to Workplace & Productivity and uses an install path we have not confirmed yet. Pick Dav MCP for workplace & productivity work and MustDo for workplace & productivity.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. MustDo has no confirmed install command yet — follow its own setup instructions.
Dav MCP has no declared pricing — check the project's own site. MustDo is listed as free. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add dav-mcp and mustdo as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Dav MCP has a quality signal of 60/100 (Good) with 1 views, 0 installs and 40 GitHub stars. MustDo has 45/100 (Fair) with 0 views, 0 installs and 0 GitHub stars.