SwiftForth logotype on a colored background with OS logos
SwiftX logotype on a background of circuitry and generic devices
Industrial-strength software engineering
Satellite antennas against a blue sky

Forth systems for Windows, macOS, and Linux developers


Cross compilers for embedded systems

Software consulting

Industrial-strength software engineering

Forth applications

Featured Forth applications

Software Development Systems and Custom Software Development Services

FORTH, Inc. has been providing innovative, reliable, custom software development services and firmware engineering services under contract for more than forty years.

We also license our proprietary software development systems for use by other developers:

SwiftForth®, SwiftX®, and SwiftOS are trademarks of FORTH, Inc. and have been in commercial use since 1997. There is no connection whatsoever with the Swift Programming Language for iOS and macOS, which was announced on June 2, 2014 by Apple, Inc. The phrase “FORTH, Inc.”, the graphical logo, and polyFORTH are trademarks of FORTH, Inc.