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For new designs we recommend using STM32CubeIDE instead of Atollic TrueSTUDIO. There will be no new releases of TrueSTUDIO.

TrueSTUDIO for STM32

TrueSTUDIO is used by large corporations, small- and medium-sized companies,
independent developers, researchers, students and hobbyists
all around the world.

Quick facts about Atollic TrueSTUDIO for STM32

Free to download and use even for commercial projects

No license system, no nag ware or commercial banners

Extensive STM32 device and board support

Video tutorials, documentation and discussion forums available


STM32-focused IDE

Supporting STM32 devices and development boards.

Open Standards

Built on Eclipse, CDT, GCC and GDB. Simple to extend.

Compile & Build

Highly optimizing C/C++ compiler, assembler, linker and more.


Code editing, navigation, styling, structure visualization and more.

Build/Memory Analyzer

See the RAM and FLASH memory utilization from your latest build
View total size, used and free memory.

Stack Analyzer

Calculates the stack usage based on the compiled and linked program, and presents stack usage information to help you find problems.

Single and multi-core Debug

Supports popular debug probes such as ST-Link, SEGGER, P&E micro.

Project Management

Project wizard, importers, configuration tools and more.

Hard Fault Analysis

Quickly find the Why, What & Where of hard faults. See why the fault occurred, and go directly to the offending code and affected registers.

Version Control

Version control client for Subversion (SVN), Git and CVS.

Trace & Profiling

Take STM32 debugging to a new level with these real-time visualization tools. Trace data, events, exceptions, memory history and more.

Bug Tracking

Integrated client works with Bugzilla, Trac, Mantis, and more.

RTOS-aware Debug

See the status of RTOS objects such as semaphors and mutexes during debug. Support for FreeRTOS and seven other RTOSes.

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