> For the complete documentation index, see [llms.txt](https://academy.dnanexus.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://academy.dnanexus.com/buildingapplets.md).

# Building Applets

- [Introduction](https://academy.dnanexus.com/buildingapplets/intro.md)
- [Bash](https://academy.dnanexus.com/buildingapplets/bash.md)
- [Example 1: Word Count (wc)](https://academy.dnanexus.com/buildingapplets/bash/bash_wc.md)
- [Example 2: fastq\_quality\_trimmer](https://academy.dnanexus.com/buildingapplets/bash/bash_fastq_trimmer.md)
- [Example 3: samtools](https://academy.dnanexus.com/buildingapplets/bash/bash_samtools.md)
- [Example 4: cnvkit](https://academy.dnanexus.com/buildingapplets/bash/bash_cnvkit.md)
- [Example 5: samtools with a Docker Image](https://academy.dnanexus.com/buildingapplets/bash/example-5-samtools-with-a-docker-image.md)
- [Python](https://academy.dnanexus.com/buildingapplets/python.md)
- [Example 1: Word Count (wc)](https://academy.dnanexus.com/buildingapplets/python/python_wc.md)
- [Example 2: fastq\_quality\_trimmer](https://academy.dnanexus.com/buildingapplets/python/python_fastq_trimmer.md)
- [Example 3: cnvkit](https://academy.dnanexus.com/buildingapplets/python/python_cnvkit.md)
- [Publishing Applets to Apps](https://academy.dnanexus.com/buildingapplets/publishing-applets-to-apps.md)