A side-by-side look at the Caldav MCP and Melt Peer Review MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Caldav MCP for workplace & productivity work as a local process; choose Melt Peer Review for workplace & productivity. You can also run both side by side in one mcpServers block.
CALDAV_BASE_URL, CALDAV_USERNAME, CALDAV_PASSWORD.start, end, calendarUrl.Rows where the two servers differ are marked.
| Spec | M Melt Peer Review | |
|---|---|---|
| Category | Workplace & Productivity | Workplace & Productivity |
| Quality signal | 63/100 · Good | 37/100 · Fair |
| Install command | Confirmed | Not confirmed yet |
| Transport | Local subprocess (stdio) | — |
| Auth | other | Not declared |
| Pricing | Free | Not declared |
| Required env vars | CALDAV_BASE_URLCALDAV_USERNAMECALDAV_PASSWORD | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 103 | — |
| Directory activity | 2 views 0 installs 0 upvotes | 0 views 0 installs 0 upvotes |
| Tools | 22 | Not listed |
| Full listing | View Caldav MCP | View Melt Peer Review |
startstring — Start date (ISO 8601)endstring — End date (ISO 8601)calendarUrlstringsummarystringwholeDayboolean (optional) — Create as a whole-day eventdescriptionstring (optional)locationstring (optional)recurrenceRuleobject (optional)freqenum (`DAILY` | `WEEKLY` | `MONTHLY` | `YEARLY`) (optional)intervalnumber (optional)countnumber (optional)untilstring (optional)No tool names declared yet. Check the project README from the listing page.
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.
{
"mcpServers": {
"caldav-mcp": {
"command": "npx",
"args": [
"caldav-mcp"
],
"env": {
"CALDAV_BASE_URL": "YOUR_CALDAV_BASE_URL_HERE",
"CALDAV_USERNAME": "YOUR_CALDAV_USERNAME_HERE",
"CALDAV_PASSWORD": "YOUR_CALDAV_PASSWORD_HERE"
}
}
}
}
No confirmed install command for Melt Peer Review yet — follow the setup steps linked from its listing page rather than a guessed package name.