Summary

Support for AI agents. Terminals. Error underlining.

New Features

• MCP server for AI agents. Allows agents to connect and use 10x

• Terminals

• Commands for creating Claude Code and Cursor terminals

• Underlining of build errors and warnings in source (UnderlineBuildErrors setting)

• Added AutoUnderlineErrors to underline errors when files are opened and saved

• Added NewTerminal, ShowTerminal, ClaudeCodeTerminal and CursorTerminal commands

• Added TerminalCommand setting for the command used to start a terminal

• Added ClaudeTerminalCommand and CursorTerminalCommand settings to allow launching agent with args

• Added ServerAPI.py to allow local processes to connect to 10x

• Added Editor.ErrorUnderline and Editor.WarningUnderline colour settings

• Added Terminal.Background and Terminal.Foreground colour settings

• Added OpenWorkspaceFilesAsText setting (defaults to true for 10x_notepad)

• Added GetLastFocusedFilename to PythonAPI

• Added SetTextRange() to PythonAPI

• Added AddExitingFunction to PythonAPI

• Added GetErrorsAndWarnings(), GetBuildResults and GetBuildStatus to PythonAPI

• Added FindInFile(), FindFiles() and FindTextInFiles() to PythonAPI

• Added GetNotepadMode to PythonAPI

• Added "Add New Source + Header" option to workspace tree. Automatically creates .cpp and .h files and puts them into the corresponding folders.

• Added "File syntax check command" setting to 10x workspaces (used for auto error underlining)

• Added "Add New Source + Header" menu item to folder context menu

• Added GetCommandLine() to python interface

• Added -wait (or --wait) command line arg for blocking until the file has been closed

• Added TerminalFont and TerminalFontSize settings

• Added output panel for 10xLicenseServer app

• Added TogglePinTab command

• Added Terminal Directory setting to workspace settings. Defaults to $(WorkspaceDirectory)

• Added SetSearchText() to python API

• Support for @ for command line arg files

General Fixes

• Fixed FindInFiles results panel not having a tab context menu

• Fixed command panel switching focus to file panel when opened on non-text panel

• Fixed workspace failing to reload if there are unsaved files

• Made it use the msbuild from the Visual Studio version specified in the VisualStudioEnvBat setting for reading in VS project files. Fixes it sometimes not finding project settings such as additional include paths.

• Fixed bug entering new file paths with backslashes

• Fixed some characters not rendering correctly with vertical subpixel rendering mode

• Fixed crash parsing 10x workspace build results that contains a percent char (introduced in build 435)

• Fixed GotoNextBuildError failing if there is only one error

• Fixed OpenWorkspaceFilesAsText causing workspace to be reloaded as text after an update

• Fixed GotoNextBuildError skipping the first build result if cursor at top of file

• Fixed GotoNextBuildResult skipping error lines that don't have a file

• Stopped GotoNextBuildResult skipping results that have the same file+line

• Fixed incorrect line height for fonts such as consolas (fixes overlapping lines in terminal)

• Fixed crash after renaming file in 10x workspace tree

• Fixed GotoNextBuildResult missing build lines that have a file:line but no error or warning

• Fixed corrupt drawing of light vertical glyph for some fonts

• Fixed font line height calculation

• Changed VerticalLineGap to be a multiplier of the line height, and reset it to 1.0

• Move the modified asterisk to the start of the tab name when tabs are vertical

• Stopped indent/unindent selection from auto-formatting the indents

• Fixed font rendering bugs with older fonts such as Liberation Mono and Ariel

• Made sorting of workspace tree items case insensitive

• Fixed crash renaming file after workspace reloaded

• Fixed crash duplicating modified panel

• Fixed incorrect font offset in ListBox

• Fixed up/down keys not skipping invisible menu items in context menus

• Fixed workspace opening as text after updating

• Fixed debug args not being set after VS is launched to start debugging

• Made installer retry 5 times on mutex lock failure

• Fixed crash updating 10x workspace after workspace file updated

• Fixed divide by zero crash in UI layout

• Fix for installer hang

• Fixed rare crash with file panel getting focus after build

• Fixed prev location history breaking after moving cursor in source preview panel

• Fixed python scripts not initialising after being added by an update (fixes ServerAPI.py not starting until a restart)

Parser Fixes

• Fixed parsing of includes with spaces between the # and include

• Fixed find references on Unreal SET_PROPERTY macro calls

• Stopped parser reparsing modified files that haven't changed

• Fixed preprocessor lines starting with a block comment not parsing

Misc

• Remember size of AddFile panel

• Clear build results when build output cleared

• FindFilePanel now uses the Search.Extensions setting to filter workspace files

• Changed the default key mapping for ctrl+shift+S to SaveAll

• Automatically open files after they are added to the workspace

• GetFileText() python function now takes an optional filename arg and works with non-open files

• Remember size of NewFile panel

• Build now reports error if %errorlevel% is set after the build command is run

• Workspace search now uses the Search.Extensions for finding files (not just text)

• Added .10x_settings to the Search.Extensions setting

• Changed default selected text color to make it easier to see

• Made PinTab command not toggle

• Defaulted TerminaDirectory to engine root for Unreal projects

• Added all Perforce commands to file right click context menu

• Added .uproject to Search.Extensions setting