1 ## CMSIS Software Pack {#cmsis_pack}
3 The CMSIS Base Components are maintained in the same [CMSIS 6 GitHub repository](https://github.com/ARM-software/CMSIS_6) and released as a bundle in [CMSIS-Pack](https://open-cmsis-pack.github.io/Open-CMSIS-Pack-Spec/main/html/index.html) format.
5 The table below shows the high-level structure of the **ARM::CMSIS** pack. Details about component folders can be found in the referenced component documentations.
7 File/Directory | Content
8 :---------------------|:-------------------
9 📄 ARM.CMSIS.pdsc | Package description file in CMSIS-Pack format
10 📄 LICENSE | CMSIS License Agreement (Apache 2.0)
11 📂 CMSIS | CMSIS Base software components folder
12 ┣ 📂 Core | Processor files for the [CMSIS-Core (Cortex-M)](../../Core/html/index.html)
13 ┣ 📂 Core_A | Processor files for the [CMSIS-Core (Cortex-A)](../../Core_A/html/index.html)
14 ┣ 📂 Documentation | A local copy of this documentation
15 ┣ 📂 Driver | API header files and template implementations for the [CMSIS-Driver](../../Driver/html/index.html)
16 ┗ 📂 RTOS2 | API header files and OS tick implementations for the [CMSIS-RTOS2](../../RTOS2/html/index.html)