Who is smtpbench for?

smtpbench is an open-source project built for developers and email infrastructure engineers.

Yes — smtpbench is open source under the MIT license and free to use.

What platforms does smtpbench run on?

smtpbench runs on the command line. It can also be self-hosted.

Is smtpbench still maintained?

The GitHub repository shows 13 commits in the last 90 days.

What projects are similar to smtpbench?

Similar projects tracked by PulseGate include EfficiencyNext Data Connector, CKB, and GITVERSE.

Is smtpbench open source?

Yes — smtpbench is open source under the MIT license, developed on GitHub.

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smtpbench

PyPIInfrastructure

SMTPBench is an open-source CLI tool for performing robust load testing and benchmarking of SMTP servers. It supports MX record failover, detailed logging, and performance analysis. It is used by developers and DevOps teams responsible for email delivery infrastructure to validate server capacity and reliability before production use.

Open SourceMITCLISelf-hosted

Visit PyPI

1fork

5features

2025since

Overview

5 features

In the Developer Tools space, smtpbench takes a focused approach. Accurately testing and benchmarking SMTP server performance and reliability under load. It is built as an open-source project for developers and email infrastructure engineers. smtpbench is open source under the MIT license. It ships for the command line, and it can be self-hosted.

smtpbench first shipped in 2025. The project is developed in the open on GitHub with 13 commits in the last 90 days. Among its 5 catalogued features are load testing, benchmarking, and MX failover.

Summary written by a language model from the project’s public pages.

Load testing
Benchmarking
MX failover
Detailed logging
Performance metrics

Built with & integrations

Runs on

CLISelf-hosted

Trust & compliance

License

MIT

Verified signals

HTTPSOpen Source GitHubActive maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed3 Aug · 23:21 UTC
smtpbench verified against its public source
Source: PulseGate · Open

Frequently asked questions about smtpbench

What is smtpbench?: Accurately testing and benchmarking SMTP server performance and reliability under load. It is catalogued under Developer Tools on PulseGate.
Who is smtpbench for?: smtpbench is an open-source project built for developers and email infrastructure engineers.
Is smtpbench free?: Yes — smtpbench is open source under the MIT license and free to use.
What platforms does smtpbench run on?: smtpbench runs on the command line. It can also be self-hosted.
Is smtpbench still maintained?: The GitHub repository shows 13 commits in the last 90 days.
What projects are similar to smtpbench?: Similar projects tracked by PulseGate include EfficiencyNext Data Connector, CKB, and GITVERSE.EfficiencyNext Data Connector CKB GITVERSE
When did smtpbench launch?: smtpbench first shipped in 2025.
Is smtpbench open source?: Yes — smtpbench is open source under the MIT license, developed on GitHub.

At a glance

Platforms: Cli
Languages: English
Open source: Yes (GitHub)
License: MIT
First seen: 3 Aug 2026
Built for: developers and email infrastructure engineers
Model: Open source
Solves: Accurately testing and benchmarking SMTP server performance and reliability under load.

Registered as

GitHub: SMTPBench/SMTPBench
PyPI: smtpbench

Developer

Small team

GitHub

Open source

View on GitHub

Stars: 0
Forks: 1
Open issues: 0
Last commit: 3 Aug 2026
Commits 90d: 13
Contributors: 3
Authorship: Small team
Default branch: main
Latest release: v1.1.1 · 3 Aug 2026

Live coverage

Identity confidence: Low · 64
Indexed: 3 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 3 Aug 2026

Identity audit (13)

Slug: smtpbench-pypi-org
Lifecycle state recorded: 3 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 3 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Written by a language model from the project's public pages.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Last updated: 3 Aug 2026
Canonical URL: https://pypi.org/project/smtpbench

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