Ross ROSS = Recommend OSS · open-source software intelligence for agents

factor/factor

Factor programming language observed · 2026-08-28

github.com/factor/factor · homepage · Factor · BSD-2-Clause (permissive) observed · 2026-08-28

Health v2 · maintenance only

74/100

  • Activity 99
  • Release rhythm 28
  • Longevity 100
How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: 453
  • age_days: 6371
  • days_rel: 267
  • days_push: 10
  • n_releases_24m: 2

Full methodology

Adoption not part of the score

1850 stars · 222 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

Factor is a concatenative, stack-based programming language with dynamic types, extensible syntax, macros, and garbage collection. It ships a fully compiled implementation with a large standard library, interactive development tools, and cross-platform standalone deployment.

Use cases

  • learn concatenative stack-based programming
  • build portable cross-platform applications
  • prototype interactively in a compiled language
  • write scripts with a rich standard library
  • deploy standalone binaries on Windows, macOS, and Linux
  • explore macro and extensible syntax systems

When to choose

  • you want a stack-based concatenative language with a full standard library
  • you need interactive development with compiled performance
  • you want portable standalone binaries across major platforms

When to avoid

  • you need arm64 support, which is not yet available
  • your team requires mainstream language ecosystem and hiring pool
  • you need stable GUI support on newer Linux (GTK2 dependency issues)

Facets

application · maturity active

programming-language interpreter compiler gui cli programming-languages compilers developer-tools cross-platform windows cross-platform cli concatenative stack-based-language dynamic-typing macros garbage-collection interactive-development standalone-deployment linux macos

3 sources

Member repositories

RepositoryRoleHealth v2
factor/factormain74

For agents

markdown · JSON · MCP: product_card(name="factor/factor")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem