I deploy and maintain open source solutions that replace expensive licensed software — giving businesses full control, lower costs, and zero vendor lock-in.

Mailcow

Self-hosted mail server with integrated antispam, antivirus, and modern web UI. Full control over your email infrastructure with easy administration.

Replaces: Exchange / Microsoft 365

Ansible + Let's Encrypt

Automated TLS certificate provisioning, renewal, and deployment across your entire infrastructure. No manual steps, no expired certs.

Replaces: Manual cert management / paid CA subscriptions

Nextcloud

Self-hosted file sync, sharing, and collaboration platform with office integration, calendar, and contacts.

Replaces: OneDrive / SharePoint / traditional file servers

Gitea

Lightweight self-hosted Git service with built-in CI/CD, issue tracking, and code review — fast and resource-efficient.

Replaces: GitHub / GitLab SaaS

Authentik

Open source identity provider with single sign-on, multi-factor authentication, LDAP, and SCIM provisioning.

Replaces: Entra ID / Okta / commercial IAM
Interested? Get in touch