System online

Igor
Rankovic

Systems Engineering  ·  Cluster Infrastructure  ·  3D Printing Farm

> Senior systems administrator running a self-hosted homelab — 8-node k3s Kubernetes cluster, OPNsense firewall, TrueNAS storage, and a 4-printer Bambu Lab 3D printing farm.
About me Tech stack
Lab metrics
8
K3S NODES
4
3D PRINTERS
~1TB
LONGHORN STORAGE
24/7
UPTIME TARGET
CLUSTER · K3S 3 CONTROL PLANE / 5 WORKERS
CONTROL 01
CONTROL 02
CONTROL 03
WORKER 01
WORKER 02
WORKER 03
WORKER 04
WORKER 05
Explore
01 ——
About
Who is Igor, what is IgorLab, and why a homelab?
02 ——
Tech Stack
Kubernetes, OPNsense, TrueNAS, Bambu Lab and more.
03 ——
Projects
Homelab builds, 3D prints, and infrastructure work.
04 ——
Blog
Devlog — problems solved, lessons learned.
Current build
3D Printing · Hardware · DIY

E3NG — CoreXY Conversion

An Ender 3 V1 stripped to the frame and rebuilt as a CoreXY machine. Not a kit — a parts-sourced build with printed structural components, reworked linear motion, and an enclosed heated chamber for engineering filaments.

In progress
PHASE 0
BOM, sourcing & printed parts
PARTS ON ORDER · PRINTING IN PROGRESS
IN PROGRESS
PHASE 1
Frame & motion assembly
COREXY KINEMATICS
PLANNED
PHASE 2
Enclosure & heated chamber
PANELS · CHAMBER HEATING · FILTRATION
PLANNED
PHASE 3
Commissioning & tuning
CALIBRATION · FIRST PRINTS
PLANNED