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

quasar/Quasar

Remote Administration Tool for Windows observed · 2026-08-28

github.com/quasar/Quasar · C# · MIT (permissive) · archived observed · 2026-08-28

Health v2 · maintenance only

10/100

  • Activity 0
  • Release rhythm 8
  • Longevity 100

Flags: archived

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.

  • gap_med: n/a
  • age_days: 4439
  • days_rel: n/a
  • days_push: 916
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

9908 stars · 2649 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

Quasar is a free, open-source remote administration tool (RAT) for Windows written in C#, offering remote desktop, shell, file management, and monitoring features over encrypted TLS connections. It is intended for legitimate system administration, user support, and red-team use.

Use cases

  • remotely administer windows machines
  • remote desktop control of a pc
  • monitor employee workstations
  • red team command and control testing
  • remote file management and shell access
  • recover saved browser passwords from managed machines

When to choose

  • you need a free self-hosted remote administration tool for windows
  • you want encrypted remote desktop, shell, and file access in one gui
  • you are doing authorized red-team or security research on windows endpoints

When to avoid

  • you need cross-platform administration beyond windows
  • you want a tool without dual-use abuse potential for production environments
  • you need a supported enterprise-grade remote management product

Facets

application · maturity maintenance

security networking gui logging security windows developer-tools penetration-testing windows dotnet rat remote-administration remote-control red-team csharp keylogger reverse-proxy tls-encryption remote-desktop desktop

1 source

Member repositories

RepositoryRoleHealth v2
quasar/Quasarmain10

For agents

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

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