SD

SDCC

SDCC (Small Device C Compiler) is a free, open source, retargettable, optimizing standard C compiler suite for microcontrollers, supporting ANSI C89 / ISO C90, ISO C99, ISO C11, and ISO C17 standards. It includes a preprocessor, compiler, assembler, linker, and optimizer, and is used for firmware development on various microcontrollers including 8051-compatible devices.
Latest: 4.5.0
Last checked: Mar 4, 2026 12:45am
Rank: 1881/15140
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Overview

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License: Free, Open SourceWinget: Available

Version & Lifecycle

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Current: 4.5.0 N-2: 4.1.0 Avg cadence: Every 365 days

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

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sdcc