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

xamarin/XobotOS

XobotOS - Android ported to C# observed · 2026-08-28

github.com/xamarin/XobotOS · Java · archived observed · 2026-08-28

Health v2 · maintenance only

10/100

  • Activity 0
  • Release rhythm 35
  • Longevity 100

Flags: no_releases archived no_license

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: n/a
  • age_days: 5238
  • days_rel: n/a
  • days_push: 3848
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

1241 stars · 243 forks observed · 2026-08-28

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

XobotOS is a Xamarin research project that semi-automatically ported Android 4.0 from Java/Dalvik to C#, exploring performance and memory benefits. Its main lasting output is a greatly enhanced version of the Sharpen Java-to-C# source translation tool.

Use cases

  • port a large Java codebase to C#
  • translate Java source code to C# automatically
  • run Android framework code in C#
  • study performance of C# versus Java/Dalvik
  • convert Java generics-heavy code to C#

When to choose

  • you need a mature Java-to-C# source translator for complex codebases
  • you want to study how Android internals map to C#

When to avoid

  • you want to build modern Android apps in C# (use Xamarin/.NET MAUI instead)
  • you need maintained, supported software
  • you want to run Android on devices today

Facets

library · maturity abandoned

compiler interpreter developer-tools compilers programming-languages mobile-development cross-platform dotnet cross-platform java-to-csharp source-translation sharpen android-runtime research-project android linux

1 source

Member repositories

RepositoryRoleHealth v2
xamarin/XobotOSmain10

For agents

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

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