Infrastructure
- Linux servers
- Proxmox virtualization
- Virtual machines and containers
- Storage and backup systems
- Reverse proxies and application hosting
Technology & exploration
Learning through practical implementation.
Technology is an important part of how SpearLabs works. We continuously explore new tools, architectures and approaches through practical implementation, experimentation and internal projects.
Availability note
Some technologies and projects described here represent experimentation, internal development or future product exploration and are not necessarily customer-facing services.
Technology foundation
Built and operated in practice.
These areas reflect hands-on technical work. They are not a product catalogue or a list of promised commercial capabilities.
Networking
- pfSense and firewalling
- OpenVPN
- DNS and Cloudflare DNS
- Network segmentation
- VPN-based administration
Software platforms
- GitLab CE
- XWiki
- ERPNext / Frappe
- Mailcow
- Other self-hosted applications
Areas of exploration
Technologies under active consideration.
Status labels make the distinction between exploration, development and public availability explicit.
Automation & operations
Infrastructure automation, deployment practices, logging and observability with tools including Prometheus, Grafana, Node Exporter, cAdvisor and Loki.
Business platforms
ERPNext and Frappe for ERP, CRM, workflow automation, custom applications and integrations.
Artificial intelligence
Locally hosted language models, model serving, embeddings and resource-efficient AI infrastructure.