KumoMTA
PulseGate's liveness check found it on 13 Sep 2026; it is registered on GitHub and has been in the index since 30 Jun 2026. How this is checked
KumoMTA is an open-source mail transfer agent designed for enterprises and high-volume senders. It offers on-premises and private cloud deployment, Lua scripting, and integrations with webhooks, AMQP, and monitoring tools. KumoMTA gives organizations control and transparency over their email infrastructure.
Inferred · not functionally tested
Overview
6 featuresPurpose: Providing enterprises with a scalable, open-source solution for reliable, high-volume email delivery and infrastructure control.
Inferred · not functionally tested
Audience: enterprise email infrastructure teams
Inferred · not functionally tested
Functions: Unknown
Interfaces: API: indicated (inferred, not tested) · MCP: unknown · CLI: indicated (inferred, not tested) · Self-hosting: indicated (inferred, not tested)
Recorded constraints: pricing: open_source · license: Apache-2.0 · platforms: WEB · deployment: browser, self_hosted, cli, api_only
Constraint provenance is unknown; confirm requirements with the publisher.
Record sources: kumomta.com · github.com. These links do not verify the individual claims.
In the Messaging, queues & streaming space, KumoMTA takes a focused approach. Inferred · not functionally tested: It focuses on providing enterprises with a scalable, open-source solution for reliable, high-volume email delivery and infrastructure control. Inferred · not functionally tested: KumoMTA is an open-source project aimed at enterprise email infrastructure teams. Basis unknown · not verified: KumoMTA is open source under the Apache-2.0 license. Basis unknown · not verified: KumoMTA is available on the web, the command line, and API, and it can be self-hosted.
KumoMTA builds and maintains KumoMTA, and it first shipped in 2022. Development happens publicly on GitHub with 502 stars and 130 commits in the last 90 days. Inferred · not functionally tested: Among its 6 catalogued features are high-volume email delivery, open source, and on-prem deployment.
Summary written by a language model from the project’s public pages.
Tasks: Inferred · not functionally tested
- High-volume email delivery
- Open source
- On-prem deployment
- Private cloud support
- Lua scripting
- Webhooks
Topics: Inferred · not functionally tested
Built with & integrations
- Cloudflare
- cf-ray header
Trust & compliance
Indexing history
What PulseGate has recorded for this listing
Frequently asked questions about KumoMTA
- What does KumoMTA do?
- Inferred · not functionally tested: KumoMTA focuses on providing enterprises with a scalable, open-source solution for reliable, high-volume email delivery and infrastructure control. It is catalogued under Messaging, queues & streaming on PulseGate.
- Who is KumoMTA for?
- Inferred · not functionally tested: KumoMTA is an open-source project built for enterprise email infrastructure teams.
- Does KumoMTA have a free plan?
- Basis unknown · not verified: Yes — KumoMTA is open source under the Apache-2.0 license and free to use.
- What platforms does KumoMTA run on?
- Basis unknown · not verified: KumoMTA runs on the web, the command line, and API. It can also be self-hosted.
- Is KumoMTA still maintained?
- PulseGate's liveness check found it on 13 Sep 2026. Its GitHub repository shows 130 commits in the last 90 days.
- Who develops KumoMTA?
- KumoMTA is developed by KumoMTA.
- How long has KumoMTA been around?
- KumoMTA first shipped in 2022.
- Is KumoMTA open source?
- Basis unknown · not verified: Yes — KumoMTA is open source under the Apache-2.0 license, developed on GitHub.
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