Counts are external game listings, not locally hosted games or completed quality reviews. Search and filters also include matching hosted games below, counted separately.
0 hosted games / remixes · 0 external games in City builder matching “Endless Sky” · Original creators credited. Code and artwork terms are shown separately.
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Return a remix for private review →Suggest an existing game →Source-link suggestions are privately reviewed before listing. Small MIT HTML games can also use the prototype’s signed-in uploader. General multi-file uploads are not available. Listings are independent curation, not partnerships or AI-authorship claims. Third-party availability and account requirements can change.
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Broader discovery from public catalogues. Metadata and licence claims are upstream-reported, not verified play or remix permission. Games stay with their creators. Play and download buttons open creator sites; listings are not gameplay-tested.
Browse free-access reports · Browse all linked listings. Popularity means sourced rating/review counts, not players or a universal quality score. Unknown counts rank last. Price reports do not establish original-content rights or working gameplay. Curated source foundations are a separate collection; main search includes their matching entries.
1,044 matching project listings. No local runtime or licence verification implied.
6,706 linked listings in the published snapshot · Source metadata · original-project links, not hosted copies.
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
122 ratings on itch.io Snapshot retrieved 2026-11-02; original observation date unknown
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
50 ratings on itch.io Snapshot retrieved 2026-11-02; original observation date unknown
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
13 ratings on itch.io Snapshot retrieved 2026-11-02; original observation date unknown
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Image source and rights
andstatus / project contributors; individual image author unverified · Public upstream project image; individual image reuse rights unknown. Repository visibility, game-code licences and catalogue metadata licence do not grant blanket image permission.
upstream-reported-not-pixel-reviewed; exact owner/repository matches catalogue official source; robots-permitted HTTPS image fetch HTTP 200; format decoded and size checked. Not verified gameplay, not a runtime test.
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Image source and rights
alewmoose / project contributors; individual image author unverified · Public upstream project image; individual image reuse rights unknown. Repository visibility, game-code licences and catalogue metadata licence do not grant blanket image permission.
upstream-reported-not-pixel-reviewed; exact owner/repository matches catalogue official source; robots-permitted HTTPS image fetch HTTP 200; format decoded and size checked. Not verified gameplay, not a runtime test.
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Image source and rights
yangshun and project contributors; specific screenshot author not stated · Public project-repository screenshot; specific image reuse licence not verified. Catalogue metadata and code licences are not asserted as image permission.
Exact repository owner/path matched pinned project record; robots permitted fetch; HTTP 200, image decode and gameplay pixels visually checked. Not a runtime test.
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
Metadata only · Source linked; reuse terms unreviewed
Catalogue provenance
Open Source Game Clones contributors; metadata normalized and filtered by Games4Free. Genres inherited from upstream original-game classification. Metadata licence: CC BY 4.0 (not the game's licence).
