Listmonk
High performance, self-hosted newsletter and mailing list manager with a modern dashboard. ([Demo](https://demo.listmonk.app/), [Source Code](https://github.com/knadh/listmonk)) AGPL-3.0 Go/Docker
Free23.8K
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Open-source SEO research, audits, and AI visibility
OpenSEO brings keyword research, rank tracking, competitor research, backlinks, site audits, and AI visibility into one workspace. Self-host the MIT-licensed application and connect your own DataForSEO account, or use the hosted service. SEO data requests and hosted plans are billed separately.
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