It is distributed under the GNU General Public License.

The package also contains an assembler, linker, simulator and debugger.

SDCC is a popular open-source C compiler for microcontrollers compatible with Intel 8051/MCS-51.

[2][3][4] Sources, documentation, and binaries are available for Linux (32-bit and 64-bit), macOS (PPC and 64-bit), and Windows (32-bit and 64-bit).

The following include binary compatible derivatives: Work in progress: Obsolete: This programming-tool-related article is a stub.