This article has a talk page!This page details one or more prototype versions of Halo 2.
May 3, 2003 Builds and ToolsDebug Xbox and PC builds and the toolset used to build the E3 2003 demo - with the Xbox builds featuring the once-mythical 'pstencil' rendering engine used early on in Halo 2's development. Contains many test levels and raw assets from early development. Leaked in December 2025.
E3 2003 DemoA profiler build containing a near-final version of the legendary demo. Compiled on 11 May 2003; leaked in December 2025.
Xbox Live Multiplayer AlphaA build given to Microsoft employees testing Xbox Live, dated January 2004.
E3 2004 Multiplayer DemoShown in the E3 2004 multiplayer demonstration, dated May 2004. Playable on the show floor at E3. Found and released in January 2025.
Xbox Live Multiplayer BetaA build given to Microsoft employees testing Xbox Live, dated June 2004.
TU 1.5 DebugA full debug build of the retail game's newest title update.
Vista Review BuildA review build of Vista for PC. Dated April 9th, 2007. Leaked in January 2021.
Vista Debug BuildA debug build of the Vista port along with all its devtools. Dated April 30, 2007. Contains a LOT of tags for various mid-development iterations of retail levels. Leaked with the Digsite files in December 2024.
h2v_tags_cliff-002Found in the 2024 Digsite leak, a folder containing a LOT of tags for various mid-development iterations of retail levels. Compatible with the Vista version of the game.|
The Halo series | |
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Xbox |
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Xbox 360 |
Halo 3 (Prototypes) • Halo 3: ODST • Halo: Reach (Prototypes) • Halo: Combat Evolved Anniversary • Halo 4 (Prototypes) |
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Xbox One |
Halo: The Master Chief Collection (Prototypes) • Halo 5: Guardians • Halo Infinite (Prototypes) |
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Xbox Series X and S |
Halo: The Master Chief Collection (Prototypes) • Halo Infinite (Prototypes) • Halo: Campaign Evolved |
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Windows |
Halo: Combat Evolved • Halo 2 • Halo 5: Forge • Halo: The Master Chief Collection (Prototypes) • Halo Infinite (Prototypes) • Halo: Campaign Evolved |
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Mac OS X |
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PlayStation 5 |
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Halo Wars | |
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Xbox 360, Windows |
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Other | |
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Windows |
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