⚡ my stack · 100% live
The exact stack I run kossflow on
$0 LLM bill. Self-hosted on a single Hetzner VPS. Every tool below — battle-tested in production for KossFlow's 3 apps + 4 landings + content automation.
Some links are affiliate. Same price for you, small kickback for me. Honest recommendations only — I use every tool daily.
Hosting
Hetzner Cloud
VPS €4-12/mo. EU-based, great price/perf. CX31 = 4 vCPU 8GB = €11.66.
€4-50/mo
Try Hetzner →
Cloudflare
DNS + CDN + DDoS protection. Free tier covers everything for small projects.
Free
Cloudflare →
Database + Backend
Supabase
Postgres + Auth + Storage + Realtime + Edge Functions. Self-hosted = full control, no quotas.
Free self-hosted · $25+/mo cloud
Supabase →
Qdrant
Vector DB for RAG + semantic search. Replaced Pinecone for me — same speed, $0 cost.
Free self-hosted
Qdrant →
n8n
Workflow automation. Replaces Zapier/Make if you're OK with self-hosting + a learning curve.
Free self-hosted · €20+/mo cloud
n8n →
AI / LLM
Claude Pro / Max
My flat-rate LLM. Powers /post auto-generation, voice-to-task, content gen. $0 marginal cost.
$20/mo Pro · $100+/mo Max
Claude →
Groq
Llama 3.3 70B + Whisper Large v3 super-fast inference. Free tier covers personal use.
Free tier · pay-per-token
Groq →
Open WebUI + Ollama
Self-hosted ChatGPT-clone UI. Plug any provider. Voice + RAG + image gen built-in.
Free
Open WebUI →
OpenAI API
Embeddings (text-embedding-3-small = $0.02/1M tokens) — cheapest path for vector search.
Pay-per-token
OpenAI →
Dev + Productivity
Claude Code
CLI/IDE coding agent. Runs /post, /brief, every script you see on this site. Skills + hooks system.
Included in Claude Pro
Claude Code →
Observability
Glitchtip
Self-hosted Sentry. Error tracking with Sentry SDK compat. Free unlimited.
Free self-hosted
Glitchtip →
Uptime Kuma
29+ monitors across all my services. TG notify on down. Status pages built-in.
Free
Uptime Kuma →
Dozzle
Web UI for Docker logs. Web tail across all containers — finds issues in seconds.
Free
Dozzle →