Own systems · live verifiable
Stacks from the workshop.
Framed honestly: these are own systems I operate daily — not a customer portfolio yet. Live URLs, source code, own VPS in Germany. What I build for myself, I'll build for you too. The customer-case section fills up with the 2026 pilot projects.
2025 · industry Live
ChatStack
own Matrix Messenger with Bridges
Self-hosted Matrix homeserver (Synapse + Element Web) on own VPS — with WhatsApp, Signal, Discord and Telegram bridges. A real GDPR alternative to WhatsApp/Slack for SMEs. Branded per client.
Matrix SynapseElement WebPostgreSQL 16mautrix bridgesDockerNginx + Let's Encrypt
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nawinn@vps: ~/matrix
# self-hosted matrix
docker ps --format "{{.Names}}"
synapse · element · postgres
mautrix-whatsapp · mautrix-signal
✓ 4 bridges up · TLS 1.3
2024 · selbst Live
Cloud-Exit Stack
own photo, drive and mail server
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2025 · industry Live
AI chatbot on your own messenger
3motiBot proof
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2024 · industry Live
VPS toolkit
the foundation under every project
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2026 · selbst Live Beta
DictateStack
dictate, snippets and text polish into any field
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2026 · selbst Prototype
Coloring Stack
Batch coloring pages from a prompt
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2025 · industry Live Beta
stacks-panel
server management for workshop clients
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2025 · industry Live
Time-tracking system for small and mid-sized companies
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2025 · bildung Live Beta
crescendo
Guitar-school Portal
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2025 · selbst Prototype
3motiBot
Mobile AI Companion with banking & finance analysis
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2025 · public Live Beta
gl-helden
support portal for caregivers
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