tempmail is a temporary e-mail address provider (including SMTP server and web frontend). Basically your own Mailinator -- only that it's not blocked everywhere.
Components:
- Small SMTPd (python/Twisted), smtpd.py
- Web Frontend (python/Flask), app.py
Notable features:
- no-frills plaintext message display
- no registration neccessary
- multi-domain support
- new mails can be deleted by anyone for 10 minutes
- decoding MIME-encoded text
You can see a demo installation at http://tm.zakx.de/.