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aiosmtplib is an asynchronous SMTP client for use with asyncio.

For documentation, see Read The Docs.

Quickstart

import asyncio
from email.message import EmailMessage

import aiosmtplib

message = EmailMessage()
message["From"] = "root@localhost"
message["To"] = "somebody@example.com"
message["Subject"] = "Hello World!"
message.set_content("Sent via aiosmtplib")

asyncio.run(aiosmtplib.send(message, hostname="127.0.0.1", port=25))

Requirements

Python 3.10+ is required.

Bug Reporting

Bug reports (and feature requests) are welcome via Github issues.

Project links

Data verified by PyPI on Sep 8, 2026
Data provided by the project maintainers, verified at the time the release was uploaded to PyPI.

Key dates

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  • Released:
Latest release

1 maintainer

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Avatar for colemaclean from gravatar.com colemaclean

Credits

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Data sourced directly from PyPI's database.

Author: Cole Maclean

GitHub Statistics

Data verified by PyPI on Sep 8, 2026
The GitHub source repository was provided by the project maintainers and verified by PyPI at the time of upload. Stars, forks, and open issues/PRs are derived from that repository and have not been independently verified.

License

MIT

Requires

Python >=3.10

Provides Extra

docs uvloop

Tags

asyncio email smtp

Classifiers

Report project as malware

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