Docker Mailserver
Mail ServersProduction-ready, config-driven mail server in a container
Replaces Google Workspace, Microsoft 365
16 self-hosted Google Workspace alternatives
Google Workspace (formerly G Suite) bundles Gmail, Drive, Docs, Calendar, and Meet for business. These open-source apps let you replace Google Workspace with software you host and control yourself.
Best self-hosted Google Workspace alternatives
Mail-in-a-Box
Mail ServersTurn a fresh server into a working mail server
Replaces Google Workspace, Microsoft 365
Stalwart Mail Server
Mail ServersModern all-in-one mail server in a single binary
Replaces Microsoft Exchange, Google Workspace
mailcow
Mail ServersDockerized full-stack mail server suite
Replaces Microsoft Exchange, Google Workspace
Mailu
Mail ServersSimple yet full-featured Docker mail server
Replaces Google Workspace, Microsoft 365
Maddy Mail Server
Mail ServersComposable, all-in-one mail server in Go
Replaces Google Workspace, Microsoft 365
Mox
Mail ServersModern, secure all-in-one mail server
Replaces Google Workspace, Microsoft 365
Modoboa
Mail ServersMail hosting and management platform with a modern UI
Replaces Google Workspace, cPanel Email
emailwiz
Mail ServersScript to deploy a full Postfix/Dovecot mail server
Replaces Google Workspace
iRedMail
Mail ServersFree, full-featured mail server solution
Replaces Microsoft Exchange, Google Workspace
Cozy
GroupwarePersonal cloud platform with contacts and calendar
Replaces Google Workspace
Nextcloud Groupware
GroupwareMail, calendar and contacts bundle for Nextcloud
Replaces Microsoft 365, Google Workspace
chasquid
Mail ServersSimple, easy-to-configure SMTP server
Replaces Google Workspace
EGroupware
GroupwareWeb-based groupware and team collaboration suite
Replaces Microsoft 365, Google Workspace
Group-Office
GroupwareWeb-based groupware and CRM with email and calendar
Replaces Microsoft 365, Google Workspace
Tine
GroupwareProfessional open-source groupware and CRM
Replaces Microsoft 365, Google Workspace
No apps match these filters.
Compare Google Workspace alternatives
- Cozy vs chasquid
- Cozy vs Docker Mailserver
- Cozy vs iRedMail
- Cozy vs Maddy Mail Server
- Cozy vs Mail-in-a-Box
- Cozy vs Mailu
- Cozy vs Modoboa
- Cozy vs Mox
- Cozy vs Stalwart Mail Server
- Cozy vs emailwiz
- Cozy vs EGroupware
- Cozy vs Group-Office
- Cozy vs mailcow
- Cozy vs Nextcloud Groupware
- Cozy vs Tine
- chasquid vs Docker Mailserver
- chasquid vs iRedMail
- chasquid vs Maddy Mail Server
- chasquid vs Mail-in-a-Box
- chasquid vs Mailu
- chasquid vs Modoboa
- chasquid vs Mox
- chasquid vs Stalwart Mail Server
- chasquid vs emailwiz
- chasquid vs EGroupware
- chasquid vs Group-Office
- chasquid vs mailcow
- chasquid vs Nextcloud Groupware
- chasquid vs Tine
- Docker Mailserver vs iRedMail
- Docker Mailserver vs Maddy Mail Server
- Docker Mailserver vs Mail-in-a-Box
- Docker Mailserver vs Mailu
- Docker Mailserver vs Modoboa
- Docker Mailserver vs Mox
- Docker Mailserver vs Stalwart Mail Server
- Docker Mailserver vs emailwiz
- Docker Mailserver vs EGroupware
- Docker Mailserver vs Group-Office
- Docker Mailserver vs mailcow
Switching from Google Workspace
Moving off Google Workspace means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.