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Quickinbox

DivinPrince/quickinbox

Webmail for your own domain with threads, attachments, multiple users and an MCP server.

A self-hosted alternative to Gmail.

Deploy to CloudflareView source

What it sets up in your account

  • D1
    D1 database
    A SQL database for the app’s records.
  • R2
    R2 bucket
    Storage for files and uploads.
  • AI
    Workers AI
    Runs AI models inside your account.
  • Em
    Email
    Sends and receives mail on your domain.
Category
Email
Licence
MIT
Stars
420
Last commit
6 days ago
Latest release
v1.1.0

Use it with AI or code

  • Markdown for AIPaste into ChatGPT, Claude or any LLM./apps/quickinbox.md
    Open
  • JSON APIFree, no key, CORS open./api/v1/apps/quickinbox.json
    Open

More in the API docs and llms.txt.

Keeping it up to date

The Deploy button copies the repo into your GitHub. Run this in your copy whenever a new version comes out.

terminal
git remote add upstream https://github.com/DivinPrince/quickinbox.git
git pull upstream main
npx wrangler deploy

Quickinbox questions

What is Quickinbox?

Webmail for your own domain with threads, attachments, multiple users and an MCP server. It’s an open-source, self-hosted alternative to Gmail. It runs on Cloudflare Workers in your own account.

What does Quickinbox set up in my Cloudflare account?

D1 database, R2 bucket, Workers AI and Email. They are created in your account, so the data stays yours.

How do I deploy Quickinbox?

Press Deploy to Cloudflare. Cloudflare copies the repository into your GitHub account, creates what it needs and deploys it with Workers Builds.

Is Quickinbox free and open source?

Yes. It’s published under the MIT licence. Running it uses your own Cloudflare account, and small setups usually fit in the free plan.

How do I update Quickinbox?

Pull from the original repository and redeploy: add https://github.com/DivinPrince/quickinbox.git as an upstream remote, run git pull upstream main, then npx wrangler deploy.