InboxKitten

Spec sheet

Product

InboxKitten is an open-source disposable email service.Read 8 Oct 2026 · github.com

License

The GitHub repository lists the project under the MIT license.Read 8 Oct 2026 · github.com

Abuse prevention

The site says it blocks no-reply@google to prevent abuse.Read 8 Oct 2026 · inboxkitten.com

Components

The repository describes an API, a web UI, and a command-line tool for interacting with the API.Read 8 Oct 2026 · github.com

Data retention

The repository’s Mailgun setup instructions say received mail is stored for 3 days.Read 8 Oct 2026 · github.com

Deployment options

The repository documents Docker, serverless Firebase or Cloudflare, and localhost or custom deployments.Read 8 Oct 2026 · github.com

Mail provider

The repository says InboxKitten connects to Mailgun to receive email.Read 8 Oct 2026 · github.com

Privacy limitation

InboxKitten.com inboxes are public, and emails auto-delete after several hours; the page says Mailgun’s stated retention is 3 days.Read 8 Oct 2026 · inboxkitten.com

Self-hosting

The maker says users can clone and deploy their own InboxKitten instance.Read 8 Oct 2026 · github.com

Spam avoidance

The service is intended to help avoid spam by letting users avoid sharing their real email address.Read 8 Oct 2026 · inboxkitten.com

Testing

The site describes using InboxKitten to test signup flows and email notifications in web applications.Read 8 Oct 2026 · inboxkitten.com

Use case

The site recommends using InboxKitten for testing or non-critical emails.Read 8 Oct 2026 · inboxkitten.com

Plans and prices

Every InboxKitten plan and price →

Where Specifiction places it

• Disposable Email Services#21 of 257.2
• Temporary email services#44 of 446.6