Starttls Python Packages

btx-lib-mail

Send email from Python or the shell: streamed large attachments (bounded memory), RFC 3030 BDAT/CHUNKING, STARTTLS, multi-host failover, and attachment security.

aioopenssl

(START-)TLS-capable transport using OpenSSL for asyncio

trustymail

Scan domains and return data based on trustworthy email best practices

bote

Secure Python SMTP client library for sending plain-text email. Enforces STARTTLS/SSL encryption on all remote connections — a safe smtplib wrapper with address validation and clear, typed errors.

jetblack-upgradeable-streams

An experiment in upgradeable streams in asyncio python

striptls

proxy poc implementation of STARTTLS stripping attacks