Open QR (open-qr) MCP Server

Free, open-source, watermark-free QR code generator. Runs entirely in your browser - no tracking, no sign-up, no limits. Its 17 documented tools cover dynamic, subdomain, folder, theme.

People who work with dynamic, subdomain and folder and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-09-15 · ★ 7 · #12 OF 55 MAINTAINED WEB FRAMEWORK · VERIFIED 2026-09-18

AGPL-3.0 · TypeScript servers · how we verify → /methodology

01 · Install Open QR (open-qr)

before you install - you'll need

The README does not document required environment variables for a basic install.

Claude Code

claude mcp add open-qr-openqr --transport http https://openqr.uk/mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "open-qr-openqr": {
      "url": "https://openqr.uk/mcp"
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

https://openqr.uk/mcp

transport: streamable-http

endpoint alive - responded to MCP initialize · probed 2026-09-17

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions · remote - your agent's requests go to openqr.uk

endpoint auth accepted our unauthenticated MCP initialize - no credentials needed to connect

license AGPL-3.0 - declared in the repository

npm package @open-qr/mcp - published under the repo owner's npm scope (@open-qr)

registry vendor namespace uk.openqr - domain-verified with the official MCP registry

03 · What Open QR (open-qr) can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can generate a static QR code from any text or URL. Returns a PNG image or SVG markup, create an editable QR code whose destination you can change later without reprinting, get one code's full details: destination, short link, label, type, tags, folder, status, created date, and scan statistics for a dynamic code.

Capability map

Tools grouped from the project's README - what Open QR (open-qr) lets an agent do.

Dynamic

6 tools - e.g. Create an editable QR code whose destination you can change later without reprinting.; Change a dynamic code's destination, label, custom short link, tags or folder.; Get one code's full details…

create_dynamic_qr · update_dynamic_qr · get_dynamic_qr · list_dynamic_qr · delete_dynamic_qr · bulk_create_dynamic_qr

read & search

3 tools - e.g. Scan statistics for a dynamic code.; List your folders.; List saved style themes. Apply one by passing its id or name as theme.

get_scans · list_folders · list_themes

Subdomain

3 tools - e.g. Show the branded subdomain on the account, and whether it is suspended.; Claim or change the branded subdomain so codes also resolve at {name}.oqr.to. Pro only.; Release the branded subdomain. Codes stay…

get_subdomain · set_subdomain · clear_subdomain

Folder

2 tools - e.g. Create a folder to organise codes.; Delete a folder. Its codes are un-filed, not deleted.

create_folder · delete_folder

Theme

2 tools - e.g. Save a reusable style theme (colours, dot and corner styles).; Delete a saved theme. Codes already styled with it keep their look.

create_theme · delete_theme

Generate

1 tool - e.g. Generate a static QR code from any text or URL. Returns a PNG image or SVG markup.

generate_qr

Latest releases

v1.0.0 · 2026-08-13

First tagged release of the OpenQR generator. · A free, open-source, watermark-free QR code generator that runs entirely in your browser. No sign-up, no tracking, no limits, and nothing you type is ever uploaded.…

04 · Who maintains Open QR (open-qr)

OpenQR is maintained by open-qr. It's the only MCP server we track from this author; the repo dates to Jun 2026.

05 · Facts

category
web framework - ranked #12 of 55 actively-maintained web framework servers as of 2026-09-18.
release cadence
1 release in the last 90 days (latest 2026-08-13)
registry
uk.openqr/qr (active, first published 2026-08-18 · 5 versions)
packages
npm:@open-qr/mcp

06 · Open QR (open-qr) FAQ

Is Open QR (open-qr) still maintained?

Yes - as of 2026-09-18, its last commit was 2026-09-15 and it shipped 1 release in the last 90 days. We re-verify nightly.

What can Open QR (open-qr) do?

With this server connected, an agent can generate a static QR code from any text or URL. Returns a PNG image or SVG markup, create an editable QR code whose destination you can change later without reprinting, get one code's full details: destination, short link, label, type, tags, folder, status, created date, and scan statistics for a dynamic code.

How do I install Open QR (open-qr)?

Run `npx -y @open-qr/mcp`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does Open QR (open-qr) require authentication?

No - the endpoint accepted our unauthenticated MCP initialize when probed on 2026-09-17; you can connect without credentials.

07 · Alternatives to Open QR (open-qr)

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