CAS-TX.

Open source

Take it and run it.

These projects are free to self-host, inspect and modify under the AGPL. No per-seat fees, no lock-in. They are also the clearest proof of how we build: read the code before you hire us.

CrewBooks

Open Source

Contractor-native double-entry books — the money half of the Crew suite.

Double-entry accounting built for contractors: invoicing, cash + accrual P&L, purchase orders, Stripe payments, and per-job profit synced from CrewClock.

Next.jsPostgresStripeClaude

CrewClock

Open Source

GPS proof-of-presence timekeeping + certified payroll.

Technician time tracking with geofenced GPS punches, anti-fraud, offline punch queue, job costing, and WH-347 certified payroll.

Next.jsPostgresPWALeaflet / OSM

Peal

Open Source

An AI-native business phone system you own outright.

Open-source, self-hosted phone system — a modern replacement for 3CX with a real-time AI receptionist, built on Asterisk with a full TypeScript control plane.

AsteriskNode.js / TypeScriptNext.jsPostgresClaude

SiteScribe

Open Source

Walk the job, talk it through, get a scope of work + bill of materials.

Field-capture app for contractors: talk your way through a site walk and spoken part specs stream into a priced bill of materials, matched to your catalog.

Expo / React NativeNext.jsPostgresDeepgramClaude
Self-host it

Each repo ships with a README and Docker instructions. Run it on your own hardware or a $20 VPS.

Need help running it?

We offer paid setup, hosting and customization for every open-source project here.

AGPL-3.0

Use it freely inside your business. If you modify and offer it as a service, share your changes.

Want it installed, hosted or customized?

We set up, host and extend our open-source projects for businesses that would rather not run servers.

On-site in El Paso, Midland–Odessa, New Mexico and Southern Arizona. Remote anywhere.