See what your code is really doing.

z/XDC is a powerful, interactive tool for developing and testing Assembler, C/C++ and Metal C language programs in the z/OS operating system.

z/XDC makes IBM's z/OS-based Assembler, C/C++ and Metal C languages easier to work with and understand. Using z/XDC, programmers can effectively find and correct errors in programs running in nearly any z/OS programming environment: authorized or nonauthorized, multitasking or single tasking, batch, TSO, or CICS, system exit or product exit, SVC routine or PC routine.

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Debug Authorized Code →

Debug programs running APF Authorized, in Supervisor State and Key 0, as well as other specialized environments.

c/XDC →

STEP through your XL C/C++ program while seeing source statements, display stack frames and variables in real time.

Comprehensive Mapping →

See your source code with commentary, data and control blocks clearly with ADATA and SYMDATA maps.

dump/XDC →

z/XDC's powerful FORMAT, MAP, DMAP and LIST commands bring new clarity to the dump-reading process.

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