URL: https://launcher.mojang.com/v1/objects/hash/client.jar (Hash for Alpha v1.0.0: 95b6e8d7f7e4a6c3b2a1d9f8e7c6b5a4d3e2f1a0) Note: The above hash is illustrative. For real usage, query the official Mojang version manifest:
Report ID: MC-ALPHA-1.0-2026 Date: April 14, 2026 Subject: Acquisition, verification, and execution of Minecraft Alpha 1.0 (client/server) 1. Executive Summary Minecraft Alpha 1.0.0 (erroneously referred to as “Alpha 1.0” in popular culture; the actual build is Alpha v1.0.0 , released June 30, 2010) represents the first public version labeled “Alpha” after the Infdev phase. This report documents the official and safe methods to download, authenticate, and run this legacy version. It is critical to note that Alpha 1.0 is not available via the modern Minecraft Launcher by default; it requires manual intervention or third-party archival tools. 2. Version Identification | Attribute | Value | |-----------|-------| | Full name | Minecraft Alpha v1.0.0 | | Release date | June 30, 2010 | | Launcher requirement | Old launcher (pre-2013) or MultiMC/Prism Launcher | | Protocol version | 1 (pre-1.0.0) | | World format | Alpha level format (pre–Region file system) | minecraft alpha 1.0 download