Celeste 64: Fragments of the Mountain
Celeste 64: Fragments of the Mountain (PC, 2024) has an official source code release, EXOK/Celeste64.
Data checked 2026-10-12 · unbaked registry
Projects
Source releaseC# / Foster framework (.NET 8)2,055 starspushed 2026-09-07no licenserelease v1.1.1
A game made by the Celeste developers in a week(ish, closer to 2)
Full game source + assets released by EXOK; GitHub
What you need
Free game data is included with at least one project.
More on PC
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PCMindustrySource releaseAgent environment201929k2026-10-11PCosu!Source releaseReadable bytecode+1200719k2026-10-12PCCommand & Conquer Remastered CollectionSource release202021k2025-01-16PCRollerCoaster Tycoon 2ReimplementationAgent environment200216k2026-10-12PCDune 2000Reimplementation199818k2026-10-11PCAge of Empires IIReimplementation199914k2026-10-03PCCataclysm: Dark Days AheadSource release201313k2026-10-12PCCivilization VSource releaseReimplementation201011k2026-10-12Found via FosterFramework/Foster
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.