This guide summarizes the official libretro documentation for the galaksija core. It describes where the core comes from, what content it accepts, which frontend features it supports, and how to get it running in RetroArch. Note that it is a source summary, not a hands-on tested walkthrough.

Background: the Galaksija computer and the core

Galaksija (Galaxy) is a low-cost home computer released in 1983 in the former Yugoslav countries as a build-it-yourself kit. Its design is based on the Zilog Z80A CPU. The design was later mass produced for distribution to schools.

  • The galaksija core has been authored by nikp123.
  • The galaksija core is licensed under the Public Domain.
  • The core's library name is galaksija.

Supported content and file extension

Content that can be loaded by the galaksija core uses the file extension ..gal, as listed in the official documentation. The core can also be started without content, meaning you can launch it from an empty session rather than opening a file first.

Loading the core in RetroArch

  • Install or update the galaksija core through the core downloader in your RetroArch installation.
  • Load compatible content through the standard RetroArch content-loading menu, selecting a file with the documented extension.
  • Alternatively, start the core without loading any content if you only want to reach the core's own environment.
  • Set the frontend-level features listed in the feature table below if you expect them to apply.

Frontend features and core options

The documentation lists no supported frontend-level features for the galaksija core: saves, states, rewind, core options, memory monitoring achievements, RetroArch cheats, controls, subsystem, and disk control are all unsupported. The core also has no core options. The controller device types section is empty in the official documentation.

  • Saves: not supported
  • States: not supported
  • Rewind: not supported
  • Core Options: not supported
  • Memory Monitoring (achievements): not supported
  • RetroArch Cheats: not supported
  • Controls: not supported
  • Subsystem: not supported
  • Disk Control: not supported

Prerequisites and recovery notes

  • Prerequisite: a working RetroArch install that can download and run libretro cores.
  • Recovery: because the core exposes no core options and no save, state, or rewind support, those features cannot be configured as a fallback.
  • Recovery: if a content file is not recognized, confirm that it matches the documented extension before assuming a core problem.

Reference table · Scroll horizontally to see all columns.

FeatureSupported
SavesNo
StatesNo
RewindNo
Core OptionsNo
Memory Monitoring (achievements)No
RetroArch CheatsNo
ControlsNo
SubsystemNo
Disk ControlNo
Evidence and publication details

Sources & references

Content responsibility: FrameTinker editorial desk. Source authors and software maintainers are credited separately below; this is not a claim of hands-on testing.

Published .

RetroArch: galaksija — official gaming software documentation https://raw.githubusercontent.com/libretro/docs/master/docs/library/galaksija.mdRetrieved Oct 13, 2026

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