Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Read Nookal locations, practitioners, availability, appointments, clients, cases and invoices.
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://nookal.usefulapi.io/mcpRun this in your terminal
claude mcp add --transport http nookal https://nookal.usefulapi.io/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"nookal": {
"url": "https://nookal.usefulapi.io/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": {
"nookal": {
"type": "http",
"url": "https://nookal.usefulapi.io/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://nookal.usefulapi.io/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 6, 2026. The maker wrote them, not us; we show them as plain text.
nookal_list_locationsList the clinic's locations (id, name, address, time zone, active). Location ids are needed by most other tools. Only the locations your API client was granted are returned. Nookal GraphQL: locations.
nookal_list_staffList staff members and practitioners (id, name, title, speciality, email, location ids, whether they are a provider / bookable online / active). Use the staff ids as provider_ids in list_appointments and staff_ids in get_availability. Nookal GraphQL: staff.
nookal_list_servicesList the appointment types / services offered (id, name, category, duration in minutes, price, location, online-booking settings). Use a service id in get_availability. Nookal GraphQL: services.
nookal_list_classesList the class types offered (id, name, category, duration, price, location, online-booking settings) — the class definitions, not individual sessions. Nookal GraphQL: classes.
nookal_get_availabilityGet the free appointment slots per date between two dates (max 60 days, Nookal's limit), optionally for given locations, practitioners and a service. Each slot has its date, start time (24h, clinic local time), provider id and location id. Read-only: it does not book anything. No
nookal_list_appointmentsList appointments (date, start/end time, status, type, client, practitioner, case, location, arrived / did-not-arrive flags, notes), filtered by date range, location, client, practitioner, type and status. Dates are clinic local. Nookal GraphQL: appointments.
nookal_search_clientsFind clients (patients) by name, date of birth, mobile, email or id. Returns id, name, date of birth, location, active/deceased flags and contact details. With partial_match, names match on their first letters (e.g. 'Sm' finds Smith). Nookal GraphQL: clients.
nookal_get_clientGet one client (patient) by id: name, date of birth, contact details, addresses, alerts, allergies, notes, occupation, referring doctor and their treatment cases; optionally a summary of their invoices (totals and balances). Health-fund, pension and online-booking codes are not r
nookal_list_casesList treatment cases (id, client, title, start and referral dates, referrer, primary practitioner, notes), filtered by client, case or practitioner. Nookal GraphQL: cases.
nookal_list_invoicesList invoices with their line items and payments (number, client, case, location, practitioner, date, subtotal, tax, total, paid, balance), filtered by location, invoice id or creation date. For one client's invoices use get_client with include_invoices. Nookal GraphQL: invoices.
nookal_list_paymentsList payments received against invoices (method, amount, date, reference, invoice, client, location), filtered by invoice or payment date. Nookal GraphQL: payments.
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 6, 2026
The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Responded in 19 ms (HTTP 200)
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Read 11 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 3 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 (1.26.3) reached the registry yesterday.
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: Spec Driven Development, Remote Desktop Commander, Safe Fetch
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
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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.
Use Nookal from Claude, Cursor, or any MCP client — read Nookal locations, practitioners, availability, appointments, clients, cases and invoices. Hosted, no local install: connect with your own Nookal credentials.
Live endpoint: https://nookal.usefulapi.io/mcp · Homepage: https://usefulapi.io/nookal
https://nookal.usefulapi.io/mcp.claude mcp add --transport http nookal https://nookal.usefulapi.io/mcp, then run /mcp to log in.{
"mcpServers": { "nookal": { "url": "https://nookal.usefulapi.io/mcp" } } }
Add only the URL. Do not add an Authorization header or an API key to the client config: the server signs you in with OAuth, and the login page asks for your Nookal credentials.
Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/nookal/
On first connect you'll provide your Nookal API v3.0 Basic Key and region. Your credentials are validated, stored per-user, and scoped to you — no keys in config files.
| Tool | Type | What it does |
|---|---|---|
nookal_list_locations | read | List locations |
nookal_list_staff | read | List practitioners and staff |
nookal_list_services | read | List services (appointment types) |
nookal_list_classes | read | List class types |
nookal_get_availability | read | Get appointment availability |
nookal_list_appointments | read | List appointments |
nookal_search_clients | read | Search clients (patients) |
nookal_get_client | read | Get a client (patient) |
nookal_list_cases | read | List treatment cases |
nookal_list_invoices | read | List invoices |
nookal_list_payments | read | List invoice payments |
nookal_usage_status | meta | Usage status (free-tier meter) |
nookal_request_feature | meta | Request a missing feature |
nookal_upgrade | meta | Upgrade to Pro or Pro+ |
nookal_cancel_subscription | meta | Cancel the Pro subscription |
read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage, manage your subscription or send a feature request.
| Plan | Price | Limit |
|---|---|---|
| Free | $0 | 50 tool calls / month |
| Pro (per user) | $9/mo or $90/yr (2 months free) | Unlimited* |
\*Pro has a fair use limit of 10,000 tool calls a month on this server. For more, write to support@usefulapi.io.
Pro covers this server only. Subscribe with nookal_upgrade (it returns a Stripe Checkout link). Cancel any time with nookal_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running nookal_upgrade before then undoes the cancel. Or write to support@usefulapi.io.
MIT © usefulapi. Not affiliated with or endorsed by Nookal.