Self-hosted projects tagged “Anti-spam”

Self-hostable federated microblogging server for the ActivityPub network, with timelines, media attachments, moderation tools, and rich web/mobile clients.

Alternative to:

X (formerly Twitter)+1

Open source forum software with real-time discussions, powerful moderation, SSO, and integrations—built for long-lived, searchable community knowledge.

Alternative to:

Zendesk+5

Turn a fresh Ubuntu server into a complete mail server with webmail, DNS, spam filtering, automatic TLS, and an easy-to-use admin control panel.

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Google Workspace+7

All-in-one, Docker-based email server stack with SMTP/IMAP, anti-spam, web UI administration, DKIM, and automated TLS via ACME.

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Gmail+3

Stalwart is an all-in-one mail server (SMTP/IMAP/JMAP) with built-in anti-spam/DMARC, web admin UI, and flexible routing for running your own email infrastructure.

Alternative to:

Microsoft Exchange Online+9

Self-hosted ActivityPub social network server with customizable UI, reactions, drive storage, powerful moderation, and federation with Mastodon and other Fediverse apps.

Alternative to:

X (formerly Twitter)+4

Mailu is an all-in-one email server stack (SMTP/IMAP/webmail) packaged for Docker, with anti-spam/AV, DKIM/DMARC support, and a web admin interface for domains and mailboxes.

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Gmail+6

All-in-one SMTP/IMAP mail server with web admin, spam filtering, DKIM/DMARC, and automatic TLS via ACME—designed for simpler, safer email hosting.

Alternative to:

Google Workspace+4

Create unlimited email aliases and forward mail to your inbox to reduce spam, protect identity, and control who can reach you.

Alternative to:

Apple Hide My Email (iCloud+)+5