DOSBox-X Git Update (July 13, 2026)

DOSBox-X Git (2026/07/13) is a new compilation of DOSBox, an emulator that mimics an Intel x86 PC, enabling the use of old MS-DOS games on modern operating systems like Windows and Linux. Recent updates include new features for Ethernet communication, such as initiating data transmission and setting up session IDs. Enhancements were made to the Z drive for better subdirectory support, along with improvements in mouse cursor graphics and several bug fixes related to OSFREE builds and floppy disk checks. The project continues to refine its functionality and optimize performance through various pull requests and updates.

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DOSBox-X Git (2026/07/13) has been compiled. DOSBox-x is a variant of DOSBox. DOSBox simulates an Intel x86 PC, featuring sound, graphics, mouse, joystick, modem, and much more, all essential for playing many classic MS-DOS games that cannot be executed on contemporary PCs and operating systems, including Microsoft Windows XP, Windows Vista, Linux, and FreeBSD.

DOSBox-X Changelog:
* Client, transmit Ethernet packets to server
* ethnet: Initiate data transmission and verify if it is appropriate to send Ethernet packets
* Merge pull request #6412 from maron2000/update_changelog
* Update CHANGELOG
* Merge pull request #6411 from maron2000/fix_drivez
* Implement support for nested subdirectories in Z drive
* Enable access to subdirectories in ‘drivez’ directory
* clarify
* ethnet: Include vendor AVP for MAC address exchange during SCCRQ/SCCRP
* ethnet: Initialize the session ID
* ethnet: Verify pseudowire capabilities; both ends must support Ethernet
* ethnet: Clear L2TP client list on server startup, as IPX server does
* ethnet: Communicate with the client using the same control connection ID, correct 16-bit truncation of assigned control connection ID
* ethnet: Address ACK functionality issues
* Ethnet: Dispatch StopCCN to server upon disconnection, to inform the server
* ethnet: Use real-time instead of emulator time
* ethnet server-client tracking, HELLO messages, and ACK
* Merge pull request #6410 from tgies/nuked-opl3-fast-3
* Update vendored Nuked-OPL3-fast to v1.8-fast.3
* Merge pull request #6408 from misty7666/fix6404-sdl2resize
* fix6404-sdl2resize
* Merge pull request #6407 from maron2000/bpb_detection
* Introduce floppy BPB sanity checks, and merge with existing floppy BPB check code
* Merge pull request #6406 from maron2000/fix_osfree
* Resolve unit testing errors (VS builds)
* Address build errors for OSFREE release builds (Linux)
* Fix build errors for OSFREE release builds (Windows VS builds)
* Merge pull request #6405 from nanshiki/dosvdrawmask
* Corrected mouse cursor rendering as a graphic in video mode 0x12.
* Adjusted video mode 0x12 to employ XOR drawing when bit 7 of the character attribute is 1.
* Merge pull request #6403 from cimarronm/debug-getaddress-fix
* debug: Manage 16-bit segment offset wrapping in address analysis
* Merge pull request #6402 from cimarronm/dos-mcb-refactor
* Centralize RunningProgram definition
* Correct drive unmount verification for empty MCB filename
* Eliminate dead code
* Enhance DOS MCB helper usage
* Refactor MCB chain traversal for range-based for loops
* Refactor DOS_MCB and RunningProgram for type safety and modern C++