> For the complete documentation index, see [llms.txt](https://docs.drafter.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.drafter.ai/building-blocks.md).

# Building blocks

- [Inputs](https://docs.drafter.ai/building-blocks/inputs.md): Learn the basic components you can use in your workflow
- [Manual / Form](https://docs.drafter.ai/building-blocks/inputs/manual-form.md): Collects data from end users to process with AI workflow.
- [Actions](https://docs.drafter.ai/building-blocks/actions.md)
- [Text Generation (GPT)](https://docs.drafter.ai/building-blocks/actions/text-generation-gpt.md): Generates texts by using input, instructions and examples.
- [Web Data Extraction](https://docs.drafter.ai/building-blocks/actions/web-data-extraction.md): Extracts metadata and full page content of the web page.
- [Sentiment Recognition](https://docs.drafter.ai/building-blocks/actions/sentiment-recognition.md): Recognizes sentiment of the text.
- [Key Phrases Extraction](https://docs.drafter.ai/building-blocks/actions/key-phrases-extraction.md): Extracts key phrases from the text.
- [Classification](https://docs.drafter.ai/building-blocks/actions/classification.md): Defines class or category of the text from the defined list.
- [Entity Extraction](https://docs.drafter.ai/building-blocks/actions/entity-extraction.md): Extracts entities like names, locations or numbers from any texts.
- [Public Search](https://docs.drafter.ai/building-blocks/actions/public-search.md): Performs searches on the public websites using search query templates with Google or Bing.
- [Internal Search](https://docs.drafter.ai/building-blocks/actions/internal-search.md): Searches internal content and knowledge bases for information.
- [Translation](https://docs.drafter.ai/building-blocks/actions/translation.md)
- [PDF Recognition](https://docs.drafter.ai/building-blocks/actions/pdf-recognition.md)
- [Regular Expression](https://docs.drafter.ai/building-blocks/actions/regular-expression.md)
- [Template](https://docs.drafter.ai/building-blocks/actions/template.md)
- [Twitter Search Data](https://docs.drafter.ai/building-blocks/actions/twitter-search-data.md)
- [Twitter Profile Data](https://docs.drafter.ai/building-blocks/actions/twitter-profile-data.md)
- [Youtube Captions Extraction (soon)](https://docs.drafter.ai/building-blocks/actions/youtube-captions-extraction-soon.md)
- [Speech Recognition (Soon)](https://docs.drafter.ai/building-blocks/actions/speech-recognition-soon.md)
- [Speech Generation (Soon)](https://docs.drafter.ai/building-blocks/actions/speech-generation-soon.md)
- [Image Generation (Soon)](https://docs.drafter.ai/building-blocks/actions/image-generation-soon.md)
- [Video Generation (Soon)](https://docs.drafter.ai/building-blocks/actions/video-generation-soon.md)
- [Flow Controls](https://docs.drafter.ai/building-blocks/flow-controls.md)
- [Filter](https://docs.drafter.ai/building-blocks/flow-controls/filter.md)
- [Aggregate](https://docs.drafter.ai/building-blocks/flow-controls/aggregate.md)
- [Split](https://docs.drafter.ai/building-blocks/flow-controls/split.md)