Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Korean Saju (사주) Four Pillars calculation + 80+ myeongni-hak (命理學) glossary terms.
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.
Pick the AI app you use, then copy the settings.
You need
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Pick your app above. We remember it, so next time the button says “Install in …”.
Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json
{
"mcpServers": {
"saroday": {
"command": "npx",
"args": [
"-y",
"@saroday/mcp-server"
]
}
}
}Run this in your terminal
claude mcp add saroday -- npx -y @saroday/mcp-serverPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"saroday": {
"command": "npx",
"args": [
"-y",
"@saroday/mcp-server"
]
}
}
}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": {
"saroday": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@saroday/mcp-server"
]
}
}
}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.
This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.
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.
Runs on your computer; the tool list appears in your AI app after you install it.
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 10, 2026
The registry name was verified with the GitHub account yolstudio26-oss, which owns the repo
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
This one runs on your computer; there is no internet endpoint
Runs on your computer and uses local settings instead
Runs on your computer; we can only read tool lists from internet endpoints
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 1 of 1 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 on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).
The GitHub repo last changed –, and the latest version (0.2.0) reached the registry 6 months ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.
In the same category: Spec Driven Development, Remote Desktop Commander, Backpack
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
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.
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MCP (Model Context Protocol) server for Saroday — Korean Saju (사주) calculation and myeongni-hak (命理學) glossary lookup.
This MCP server lets Claude Desktop, Cline, Cursor, and any other MCP-compatible AI client perform accurate Korean Saju (Four Pillars of Destiny) calculation by calling the public Saroday API under the hood.
When connected, the AI client gains access to four tools:
| Tool | Description |
|---|---|
calculate_saju | Compute full Saju analysis (8 characters, sipseong, sinsal, hapchung, 12-unseong, yongshin, daeun) from birth date / time / gender. |
lookup_glossary | Look up any of 80+ myeongni-hak terms (도화살, 천을귀인, 식신, 육합, etc.) with full Korean explanation. |
get_daily_fortune | Today's fortune for one of 12 Western zodiac signs or 12 Chinese zodiac signs. Cached server-side, fast response. |
discover_saroday_api | List available Saroday API endpoints and metadata. |
Why this matters: ChatGPT, Claude, and other LLMs frequently miscalculate Saju when asked directly because manse-ryeok (萬歲曆) lookup and 절기 (jeolgi) boundary handling require precise data. This MCP delegates the math to a verified server while letting the AI focus on the interpretation.
npx @saroday/mcp-server
npm install -g @saroday/mcp-server
saroday-mcp
git clone https://github.com/saroday/mcp-server.git
cd mcp-server npm install node index.js
Requires Node.js 18 or newer.
Edit your Claude Desktop config file:
~/Library/Application Support/Claude/claude_desktop_config.json%APPDATA%\Claude\claude_desktop_config.jsonAdd (or merge) the following:
{
"mcpServers": { "saroday": { "command": "npx", "args": ["-y", "@saroday/mcp-server"] } } }
Restart Claude Desktop. You should see "saroday" listed in the MCP servers panel (the plug icon in the input area).
{
"mcpServers": { "saroday": { "command": "node", "args": ["/absolute/path/to/mcp-server/index.js"] } } }
Any MCP client that supports stdio transport works. Point it at the saroday-mcp binary or node index.js. See your client's docs for the exact config format.
After connecting, ask Claude things like:
Claude will automatically invoke calculate_saju or lookup_glossary and give you a polished interpretation based on the structured data returned.
| Variable | Default | Purpose |
|---|---|---|
SARODAY_API_BASE | https://saroday.com | Override the API base URL (e.g., for self-hosted or staging environments). |
The public Saroday API allows 100 requests per hour per IP for free use. Heavy users — apps shipping to many end-users, AI agents handling many concurrent users — should request an API key (coming soon) for higher quotas.
Contact: contact@saroday.com
[User in Claude Desktop]
↓ types "내 사주 봐줘" [Claude Desktop] ↓ calls calculate_saju via MCP stdio [saroday-mcp (this package, runs locally)] ↓ HTTPS POST /api/v1/saju [saroday.com server] ↓ runs verified manse-ryeok algorithm [result JSON] ↑ flows back through the chain [Claude] writes a beautiful Korean interpretation
This MCP package is a thin adapter — all calculation lives on Saroday's servers, so updates to the algorithm or glossary roll out without you having to upgrade the package.
@fullstackfamily/manseryeok library)MIT