CAS-TX.

CAS-TX · Software studio

Software the trades
actually needed — and a few things beyond.

CAS-TX builds practical tools for contractors and small businesses: estimating, field capture, timekeeping, books, phone systems, and more. Some are live today, some are open source, all built to actually get used.

9 projects2 live — try it now1 open source

The portfolio

Projects

Everything the studio is building — live products, open source, and works in progress.

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.

Field OpsExpo / React NativeNext.jsPostgres

Estimating and bidding that actually fits how contractors work.

The estimating and bidding platform at the center of the suite — products, pricing, and proposals in one place.

Field OpsTypeScriptNode.js
PealOpen 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.

CommunicationsAsteriskNode.js / TypeScriptNext.js
Plans ReviewIn Development

AI takeoff you can trust — count devices off the drawings.

A tiled AI takeoff engine that reads plan sets and produces trustworthy device counts (electrical, data/telecom, security, fire alarm).

Field OpsTypeScriptVision AIsharp / poppler
CrewClockIn Development

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.

Field OpsNext.jsPostgresPWA
CrewBooksIn Development

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.

Field OpsNext.jsPostgresStripe
Video to StoryIn Development

Turn footage into a book, screenplay, or animation.

Ingest videos and research, then let a top-tier model write a chaptered book, a screenplay, or an animation script — with exports to DOCX, PDF, Fountain, and more.

Creative & AINext.jsPostgresClaude Fable
Seller AppIn Development

A low-fee marketplace where creators keep more.

A creator marketplace with branded shops and a shared storefront, a seller dashboard, and cart/checkout — designed around low fees.

CommerceNext.jsPostgresStripe
Inventory AppIn Development

Warehouse and project inventory with barcodes.

Track warehouse and per-project inventories with barcode scanning and generation, behind a simple login.

UtilityNext.jsPrisma / SQLite

Open source

Take it and run it.

The open-source projects are yours to self-host, inspect, and modify — no per-seat fees, no lock-in. Grab the code, run it on your own hardware, own it outright.

PealOpen 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.

Browse everything on GitHub →

More projects open up over time as they mature.

Want an early look — or to work together?

Reach out about any product, an early-access invite, or a custom build. A real person replies.