THE FULL CATALOGUE / SOURCE + EVIDENCE

A closer look at your next base.

Browse by mechanics and genre. Play at the creator’s site, then give a suitable source base to your AI. Play-only references stay labelled.

FIND YOUR STARTING POINT

Choose a genre. Find your game.

26 independent games.
Play at the creator’s site. Source and reuse terms vary.

What do you want to play or make?

All games 1

Counts are external game listings, not locally hosted games or completed quality reviews. Search and filters also include matching hosted games below, counted separately.

Clear filters

0 hosted games / remixes · 0 external games in City builder matching “Impossible Journey” · Original creators credited. Code and artwork terms are shown separately.

Plan a settlement, provide services and grow a functioning city. Clear genre ×

ROOM FOR THE NEXT CREATOR

Your city builder game could start this collection.

No reviewed city builder games in the linked catalogue yet. Have an openly reusable project? Send the source, a playable build and its reuse terms.

Showing matching hosted games, external games and reviewed returns. Browse all hosted browser games & remixes →

YOUR PROJECT COULD BE SOMEONE’S BEGINNING

Made a game?
Give it a future.

Finished or unfinished, browser or desktop: suggest your public repository and playable build. Include code and asset licences, what works, and one thing you wanted to build next.

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.

Browse all project listings

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.

Preview not yet available

UnCiv

Original content reported open

Linux · macOS · Windows · Raspberry Pi · Android · Turn-Based Strategy

Access cost unverified

378 ratings on itch.io
Observed 2026-11-02

Current official-page notes
  • Official free desktop/mobile builds. Platform-specific setup required; not a browser game.
Official evidence

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

Super Tilt Bro

Original content reported free

macOS · Linux · Windows · NES · Web · Fighting

Access cost unverified

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

Strange Adventures in Infinite Space

Original content reported free

Windows · Linux · macOS · Roguelike

Access cost unverified

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

Cro-Mag Rally

Original content reported free

Linux · Windows · macOS · Racing

Access cost unverified

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

1010! Klooni

Original content reported open

Android · Puzzle

Access cost unverified

No sourced rating/review count

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

2009scape

Original content reported free

Web · Linux · macOS · Windows · MMORPG

Access cost unverified

No sourced rating/review count

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

2048

Original content reported open

Web · iOS · Android · Puzzle

Access cost unverified

No sourced rating/review count

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

2048 Open Fun Game — official repository project preview (image content not independently reviewed)
Project preview

2048 Open Fun Game

Original content reported open

Android · Puzzle

Access cost unverified

No sourced rating/review count

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.

Image provenance

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

2048 Sats

Original content reported free

Web · Puzzle

Access cost unverified

No sourced rating/review count

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

2048-in-terminal — official repository project preview (image content not independently reviewed)
Project preview

2048-in-terminal

Original content reported open

Linux · Puzzle

Access cost unverified

No sourced rating/review count

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.

Image provenance

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

2048-python official repository screenshot: A 2048 board with numbered tiles in a desktop window.
Screenshot

2048-python

Original content reported open

None · Puzzle

Access cost unverified

No sourced rating/review count

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.

Image provenance

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625

Preview not yet available

2048-Qt

Original content reported open

Linux · Windows · Puzzle

Access cost unverified

No sourced rating/review count

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).

Open Source Game Clones · retrieved 2026-11-02 · 680e226cabbdde8897da44634de9f077cbb78625