Versionable project state
Keep VM definitions next to the code, lab notes, or training material they support.
TwargaOps - Open Source - QEMU/KVM
Local VM orchestration, refined for Linux.
Yeast helps you spin up reproducible QEMU/KVM labs with cloud-init, networking, snapshots, and automation - without the friction of bloated tooling.
Quick install
$
curl -fsSL https://raw.githubusercontent.com/Twarga/yeast/main/install.sh | bash$yeast init --template ubuntu-basic
✓ Project initialized
config: yeast.yaml
metadata: .yeast/project.json
template: ubuntu-basic
$yeast up
+ [web] Image ready
+ [web] Disk ready
* [web] Starting VM...
+ [web] SSH ready
+ [web] Provisioned
+ [web] Ready
✓ All instances ready
Connect: yeast ssh web
$yeast ssh web
yeast@web:~$ hostname
web
yeast@web:~$
Cloud-init
Snapshots
Bridged Networking
Reproducible Labs
From one command to a real lab environment.
Yeast is built for local infrastructure testing, DevOps practice, cyber labs, and repeatable Linux workflows. Define your environment, provision it in seconds, and get to work.
Define
Describe your lab in a simple config.
Provision
Spin up VMs with QEMU/KVM.
Configure
Apply cloud-init, networking, and settings.
Test
Your lab is ready. Iterate and repeat.
1# yeast.yaml
2version: 1
3instances:
4 - name: web
5 image: ubuntu-24.04
6 memory: 1024
7 cpus: 1
8 disk_size: 20G
9 user: yeast
10 sudo: nopasswdDesigned for builders who stay close to the metal.
A modern alternative for local VM workflows - fast to start, easy to version, and pleasant to use.
Raw guest control
Use `yeast exec`, `yeast ssh`, and copy commands without hiding the real Linux machine.
Automation-safe output
Human output stays readable while JSON/events provide stable contracts for scripts and agents.
Build your next lab in minutes.
Use Yeast to prototype infrastructure locally with the speed and clarity your workflow deserves.