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Dr. Robotnik's Ring Racers

Dr. Robotnik's Ring Racers is a racing game, available on Linux.

  • Completely free
  • Linux
  • Open source

At a glance

Dr. Robotnik's Ring Racers is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-2.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

Hang up your sneakers, because Dr. Robotnik and his ex-enemies are going go-karting! Use the untapped potential of rings to super-charge your vehicle across more than 200 crazy courses. With over 20 unique items and some of the hottest moves on this side of the Floating Island, this is Racing at the Next Level! Ring Racers is packed to the brim with features, building off the success of its predecessor SRB2Kart, including: A ludicrously long list of courses and playable characters A complete Grand Prix mode with CPU opponents and multiple difficulty levels New and revamped items Unique game systems and mechanics Local split-screen multiplayer up to 4 players, and online play up to 16 A comprehensive Time Attack mode with replay support A wealth of secrets to find In the Flatpak version of Ring Racers, your game data is located in ~/.var/app/org.kartkrew.RingRacers/.ringracers. In order to load user modifications, please store them in this directory, or override your Flatpak configuration. Kart Krew Dev is not affiliated with SEGA Corporation. Dr. Robotnik's Ring Racers is a work of fan art.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 6 November 2026
  • Description from Flathub — AppStream (Flathub)

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