Systems & hardware
Forth
Forth is a unique, stack-based programming language and environment designed for programming embedded systems, real-time applications, and operating systems. It is known for its extensibility, efficiency, and the ability to directly manipulate hardware, making it popular in certain low-level and embedded applications.
- Created by
- Charles H. Moore
- First appeared
- 1968
- Official resource
- Visit the main website
Your first program
Hello, World!
: hello ." Hello, World!" cr ; helloKeep learning
Where to go from here
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Official resource
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Use a focused prompt covering strengths, tradeoffs, setup, and this first program.
Teach me the basics of Forth. Use https://code.study/forth as the starting point. Explain what Forth is best suited for, when I should not choose it, how to install or try it, and then walk me through its Hello World example step by step.
Content reviewed August 2026 · Start with primary sources and verify version-specific details.