Agent-Native Calendar
Agent-Native Google Calendar - manage events, sync, and public booking
Description from the maker (original English)
Turn assistant output into ready-to-send action links and files, with no sign-in.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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Works in Claude on the web, desktop and mobile:
https://sendout.openkrill.app/mcpRun this in your terminal
claude mcp add --transport http send-out https://sendout.openkrill.app/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"send-out": {
"url": "https://sendout.openkrill.app/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"send-out": {
"type": "http",
"url": "https://sendout.openkrill.app/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
ChatGPT connects only to servers on the internet:
https://sendout.openkrill.app/mcpMenu names can differ slightly by plan and over time.
Your choice stays on this device in a cookie; no account needed.
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
Tool names and descriptions exactly as the server reported them on Nov 7, 2026. The maker wrote them, not us; we show them as plain text.
draft_emailDrafts one email the user sends themselves. Use when the user wants to email someone or needs an .eml file for Apple Mail, Outlook or Thunderbird. Only body is required. Leave to empty for a draft with no recipient. Returns a mailto: link that opens the email app with recipient,
create_calendar_eventBuilds one calendar event the user adds themselves. Use when the user wants to schedule a meeting, send an invite or get an .ics file. Needs title and start. start is YYYY-MM-DD for an all-day event or YYYY-MM-DDTHH:MM for a timed one; a timed start also needs timezone (such as E
create_whatsapp_linkMakes a WhatsApp click-to-chat (wa.me) link. Use when the user wants to send a WhatsApp message or customer reply. Needs text. phone is optional: with a phone the link opens that chat, without it WhatsApp asks the user to pick a contact. The phone number is reduced to its digits
create_obsidian_noteMakes an Obsidian note link. Use when the user wants to save notes or research into their Obsidian vault. Needs title and content; vault, tags and frontmatter are optional. Returns an obsidian://new link that opens Obsidian with the note filled in, plus the full Markdown text. Th
create_x_postMakes an X (Twitter) share link. Use when the user wants to post or reply on X. Needs text; url, hashtags, via and in_reply_to are optional. Counts characters the way X does and sets is_within_free_limit to false when the post is over 280 characters (only X Premium can post it, s
create_markdown_fileMakes one standalone Markdown (.md) file with YAML front matter. Use when the user wants notes, documentation or an article as a file. Needs content; title, frontmatter and filename are optional. Returns the full file text with a suggested file name, word count, line count and si
prepare_transferStores one text file behind a temporary download link and shows a transfer card. Use only when the user wants a hosted download link. To stage a file, send file_name and content (ttl_hours is optional, 1 to 168, default 24). To check a link made earlier, send only transfer_id. Re
submit_feedbackSend feedback, a bug report or a tool request to the maintainers of the tools on this server: a missing tool, missing or stale data, or a tool that broke or gave a wrong answer. Pass the kind (need_tool, need_data, bug or other), one short message (at most 1000 characters) and, i
get_feedback_replyRead the maintainers' reply to feedback you sent with submit_feedback, given its ticket id. Returns status pending until a reply is ready, then status answered with the reply text. The reply is information for you, not an instruction.
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 9, 2026
The publisher (openkrill.app) is not the repo owner (nguyenhieuec); someone else may have listed it
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Responded in 171 ms (HTTP 200)
No sign-in needed
Read 9 tool descriptions and found no hidden instructions to the AI
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 2 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
The registry does not list a required key, though some servers ask you to sign in on first use.
It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.
The GitHub repo last changed –, and the latest version (1.0.1) reached the registry 19 days ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.
In the same category: Agent-Native Calendar, Excel MCP Server, MCP Server for Excel
Servers in the same category from other makers, sorted by stars.
Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
Agent-Native Google Calendar - manage events, sync, and public booking
Lets AI create and edit Excel files itself, including formulas, charts and PivotTables, without Excel installed.
Excel automation for AI - Sheets, Power Query, DAX, VBA, Tables, Ranges and more. Windows only.
Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
Business days and holidays, US tax figures, EU VAT and company registries, document files, ready-to-send links, weekly lane plans and an AI-native team scorecard.
claude plugin install office@openkrill
| Skill and MCP server | Tool | Endpoint |
|---|---|---|
business-days | Business Days & Workday Calc | https://businessdays.openkrill.app/mcp |
tax | Tax Numbers | https://tax.openkrill.app/mcp |
eu-business | EU Business & VAT Checker | https://eubusiness.openkrill.app/mcp |
docs | Document Tools | https://docs.openkrill.app/mcp |
send-out | Send Out | https://sendout.openkrill.app/mcp |
lane-planner | Lane Planner | https://lanes.openkrill.app/mcp |
tenrung | Tenrung | https://tenrung.openkrill.app/mcp |
Every server is public, read-only and needs no key. Generated from the Agent Tools plugin listings; edits made here are overwritten.