Factor

factor · v0.101

6.0

Programming language

brew install --cask factor

Compare with: vs. Racket vs. Julia vs. J vs. Inform

Note: To use factor, you may need to add the $APPDIR/factor directory to your PATH environment variable, e.g. (for Bash shell): export PATH=$APPDIR/factor:"$PATH"

30-day installs

90-day installs

258

365-day installs

Install trend

Trust Score 2/10

✗ Open source +0

✗ Active development +0

✗ Licensed +0

✗ No auto-updates +0

✓ Not deprecated +1

✓ Established (>1yr) +1

✗ Low installs +0

Review

Mar 11, 2026

Factor is a unique, stack-based programming language designed for extensibility and flexibility, making it ideal for developers exploring alternative programming paradigms. Its focus on modularity and a strong community support base adds to its appeal for experimental software development.

Factor is a programming language designed for software development, emphasizing a concatenative, stack-based approach.

Maturity: The project appears stable, though it lacks active updates and has low recent installations, suggesting limited current activity.

Community: No relevant community discussion about Factor was found, as mentions on Hacker News and Reddit pertain to unrelated topics.