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Game · FPS & shooters

Red Eclipse

Red Eclipse is a first-person shooter, available on Windows and Linux: cross-platform play, level editor and co-op play.

  • Completely free
  • Windows and Linux
  • Open source

Overview

Red Eclipse is a first-person shooter, available on Windows and Linux.

Gameplay elements described in its Flathub listing and on its official website: cross-platform play, level editor and co-op play.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Free agile arena shooter” — Flathub, 10 November 2026
  • “Free agile arena shooter” — Flathub, 10 November 2026
  • “Cross-platform multiplayer” — Flathub, 10 November 2026
  • “Create maps with other players in realtime co-op edit” — official website, 10 November 2026
  • “Create maps with other players in realtime co-op edit” — official website, 10 November 2026

At a glance

Red Eclipse is completely free: it is open source software, and every feature is available without paying or subscribing.

Its content is under a Creative Commons licence (Zlib & CC-BY-SA-3.0+): check the attribution requirement and any non-commercial restriction.

Strengths

  • Open source code
  • Commercial use allowed

About

Red Eclipse is a fun-filled new take on the first person arena shooter, based on the Tesseract game engine, which lends itself toward a balanced gameplay, with a general theme of agility in a variety of environments. Cross-platform multiplayer Features parkour, impulse boosts, dashing, and other tricks Favourite gamemodes with an array of mutators and variables Built-in editor lets you create your own maps cooperatively online

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Unspecified source (platforms) —
  • Facts collected from Winget (Windows Package Manager) (source code, publisher, licence, platforms, version) —
  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from LicitPro automatic classification () —
  • Last technical check: 7 November 2026
  • Description from Flathub — AppStream (Flathub)

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