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Welcome to the CmlLib.Core wiki!

Current document version: 3.3.1

CMLauncher

• Basic usage
• Please read this first!

Sample Launcher

• CmlLibCoreSample: simple console program
• CmlLibWinFormSample: full features

Common Errors

• Java runtime errors
• macOS / Linux errors

MinecraftPath

• Get default minecraft directory
• Create new minecraft directory
• Make custom minecraft directory structure

Login and Sessions

• Get game session from mojang auth server
• Create offline game session

Microsoft Xbox Login

• Login with Xbox account

Handling Events

• Show progress of downloading files (percentage, file count)
• Show file info of currently downloading file (file name)

Launch Options (MLaunchOption)

• Maximum memory size (-Xmx), Minimum memory size (-Xms)
• Direct server connecting
• Screen resolution, Fullscreen
• Java setting

Mojang APIs

• Full implementation of Mojang API
• Getting player profile, Changing name or skin, Statistics, Blocked Server, Checking Game Ownership
• Mojang authentication
• Microsoft Xbox authentication
• Security question-answer flow

Downloader

• AsyncParallelDownloader (default)
• SequenceDownloader

FileChecker

• AssetChecker, ClientChecker, LibraryChecker
• Skip file hash checking
• Skip specific game file checking
• Use file mirror server (like BMCLAPI mirror service)
• Make custom file checker

VersionLoader

• Get version metadata list from local directory
• Get version metadata list from mojang server
• Get version metadata list from FabricMC server
• Get version metadata information (version name, type, release date, etc)
• Make custom version loader

Version

• Get version information (version name, type, arguments, library list, asset id, etc)

Installer

• Install Forge
• Install LiteLoader
• Install FabricMC

FAQ

• Launch custom version
• Get game output (logs)

Getting Minecraft Changelogs

Licenses and Dependencies