# Document history The following table describes the documentation history for the FreeRTOS Porting Guide and the FreeRTOS Qualification Guide. | **Date** | **Documentation version** | **Change history** | **FreeRTOS version** | | --- | --- | --- | --- | | May, 2022 | [https://docs.aws.amazon.com/freertos/latest/portingguide/porting-guide.html](https://docs.aws.amazon.com/freertos/latest/portingguide/porting-guide.html) [https://docs.aws.amazon.com/freertos/latest/qualificationguide/latest-changes.html](https://docs.aws.amazon.com/freertos/latest/qualificationguide/latest-changes.html) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202012.04-LTS](https://github.com/FreeRTOS/FreeRTOS-LTS/releases/tag/202012.04-LTS) [202112.00](https://github.com/FreeRTOS/FreeRTOS/releases/tag/202112.00) | | July, 2021 | [ 202107.00](https://github.com/aws/amazon-freertos/blob/202107.00/doc/freertos_port_qual/FreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 202107.00](https://github.com/aws/amazon-freertos/blob/202107.00/doc/freertos_port_qual/FreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202107.00](https://github.com/aws/amazon-freertos/tree/202107.00) | | December, 2020 | [ 202012.00](https://github.com/aws/amazon-freertos/blob/202012.00/doc/freertos_port_qual/FreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 202012.00](https://github.com/aws/amazon-freertos/blob/202012.00/doc/freertos_port_qual/FreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202012.00](https://github.com/aws/amazon-freertos/tree/202012.00) | | November, 2020 | [ 202011.00](https://github.com/aws/amazon-freertos/blob/202011.00/doc/freertos_port_qual/FreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 202011.00](https://github.com/aws/amazon-freertos/blob/202011.00/doc/freertos_port_qual/FreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202011.00](https://github.com/aws/amazon-freertos/tree/202011.00) | | July, 2020 | [ 202007.00](https://github.com/aws/amazon-freertos/blob/202007.00/doc/freertos_port_qual/FreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 202007.00](https://github.com/aws/amazon-freertos/blob/202007.00/doc/freertos_port_qual/FreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202007.00](https://github.com/aws/amazon-freertos/tree/202007.00) | | February 18, 2020 | [ 202002.00](https://github.com/aws/amazon-freertos/blob/202002.00/doc/freertos_port_qual/FreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 202002.00](https://github.com/aws/amazon-freertos/blob/202002.00/doc/freertos_port_qual/FreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [202002.00](https://github.com/aws/amazon-freertos/tree/202002.00) | | December 17, 2019 | [ 201912.00](https://github.com/aws/amazon-freertos/blob/201912.00/doc/freertos_port_qual/aFreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 201912.00](https://github.com/aws/amazon-freertos/blob/201912.00/doc/freertos_port_qual/aFreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [201912.00](https://github.com/aws/amazon-freertos/tree/201912.00) | | October 29, 2019 | [ 201910.00](https://github.com/aws/amazon-freertos/blob/201910.00/doc/freertos_port_qual/aFreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 201910.00](https://github.com/aws/amazon-freertos/blob/201910.00/doc/freertos_port_qual/aFreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [201910.00](https://github.com/aws/amazon-freertos/tree/201910.00) | | August 26, 2019 | [ 201908.00](https://github.com/aws/amazon-freertos/blob/201908.00/doc/freertos_port_qual/aFreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 201908.00](https://github.com/aws/amazon-freertos/blob/201908.00/doc/freertos_port_qual/aFreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [201908.00](https://github.com/aws/amazon-freertos/tree/201908.00) | | June 17, 2019 | [ 201906.00](https://github.com/aws/amazon-freertos/blob/201906.00_Major/doc/freertos_port_qual/aFreeRTOS_Porting_Guide.pdf) (Porting Guide) [ 201906.00](https://github.com/aws/amazon-freertos/blob/201906.00_Major/doc/freertos_port_qual/aFreeRTOS_Qualification_Guide.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [201906.00 Major](https://github.com/aws/amazon-freertos/tree/201906.00_Major) | | May 21, 2019 | [1.4.8](https://github.com/aws/amazon-freertos/blob/v1.4.8/tests/afreertos-pg.pdf) (Porting Guide) [1.4.8](https://github.com/aws/amazon-freertos/blob/v1.4.8/tests/afreertos-qg.pdf) (Qualification Guide) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.8](https://github.com/aws/amazon-freertos/tree/v1.4.8) | | February 25, 2019 | [1.1.6](https://github.com/aws/amazon-freertos/blob/v1.4.7/tests/Amazon%20FreeRTOS%20Qualification%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.5](https://github.com/aws/amazon-freertos/tree/v1.4.5) [1.4.6](https://github.com/aws/amazon-freertos/tree/v1.4.6) [1.4.7](https://github.com/aws/amazon-freertos/tree/v1.4.7) | | December 27, 2018 | [1.1.5](https://github.com/aws/amazon-freertos/blob/v1.4.6/tests/Amazon%20FreeRTOS%20Qualification%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.5](https://github.com/aws/amazon-freertos/tree/v1.4.5) [1.4.6](https://github.com/aws/amazon-freertos/tree/v1.4.6) | | December 12, 2018 | [1.1.4](https://github.com/aws/amazon-freertos/blob/v1.4.5/tests/Amazon%20FreeRTOS%20Qualification%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.5](https://github.com/aws/amazon-freertos/tree/v1.4.5) | | November 26, 2018 | [1.1.3](https://github.com/aws/amazon-freertos/blob/v1.4.4/tests/Amazon%20FreeRTOS%20Qualification%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.4](https://github.com/aws/amazon-freertos/tree/v1.4.4) | | November 7, 2018 | [1.1.2](https://github.com/aws/amazon-freertos/blob/v1.4.3/tests/Amazon%20FreeRTOS%20Qualification%20Program%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.3](https://github.com/aws/amazon-freertos/tree/v1.4.3) | | October 8, 2018 | [1.1.1](https://github.com/aws/amazon-freertos/blob/v1.4.2/tests/Amazon%20FreeRTOS%20Qualification%20Program%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.2](https://github.com/aws/amazon-freertos/tree/v1.4.2) | | August 27, 2018 | [1.1.0](https://github.com/aws/amazon-freertos/blob/v1.4.0/tests/Amazon%20FreeRTOS%20Qualification%20Program%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.4.0](https://github.com/aws/amazon-freertos/tree/v1.4.0) [1.4.1](https://github.com/aws/amazon-freertos/tree/v1.4.1) | | August 9, 2018 | [1.0.1](https://github.com/aws/amazon-freertos/blob/v1.3.2/tests/Amazon%20FreeRTOS%20Qualification%20Program%20Developer%20Guide.pdf) | [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/freertos/latest/portingguide/doc-history.html) | [1.3.1](https://github.com/aws/amazon-freertos/tree/v1.3.1) [1.3.2](https://github.com/aws/amazon-freertos/tree/v1.3.2) | | July 31, 2018 | [1.0.0](https://github.com/aws/amazon-freertos/blob/v1.3.0/tests/Amazon%20FreeRTOS%20Qualification%20Program%20Developer%20Guide-V1.0.0.pdf) | Initial version of the FreeRTOS Qualification Program Guide | [1.3.0](https://github.com/aws/amazon-freertos/tree/v1.3.0) |