> For the complete documentation index, see [llms.txt](https://doc.orbeon.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.orbeon.com/xforms.md). # XForms - [Core](https://doc.orbeon.com/xforms/core.md) - [Attribute Value Templates (AVTs)](https://doc.orbeon.com/xforms/core/attribute-value-templates.md) - [Binds](https://doc.orbeon.com/xforms/core/binds.md) - [Validation](https://doc.orbeon.com/xforms/core/validation.md) - [Variables](https://doc.orbeon.com/xforms/core/variables.md) - [Keyboard focus](https://doc.orbeon.com/xforms/core/focus.md) - [XForms JavaScript API](https://doc.orbeon.com/xforms/core/client-side-javascript-api.md) - [Error handling](https://doc.orbeon.com/xforms/core/error-handling.md) - [Detailed behavior](https://doc.orbeon.com/xforms/core/error-handling/error-handling-detailed-behavior.md) - [Model-Bind variables](https://doc.orbeon.com/xforms/core/model-bind-variables.md) - [XForms 2.0 support](https://doc.orbeon.com/xforms/core/xforms-2-0.md) - [Events](https://doc.orbeon.com/xforms/events.md) - [Standard support](https://doc.orbeon.com/xforms/events/events-standard.md) - [UI refresh events](https://doc.orbeon.com/xforms/events/events-refresh.md) - [Keyboard events](https://doc.orbeon.com/xforms/events/events-extensions-keyboard.md) - [Extension events](https://doc.orbeon.com/xforms/events/events-extensions-events.md) - [Extension context information](https://doc.orbeon.com/xforms/events/events-extensions-context.md) - [Other event extensions](https://doc.orbeon.com/xforms/events/events-extensions-other.md) - [Actions](https://doc.orbeon.com/xforms/actions.md) - [Repeat, insert and delete](https://doc.orbeon.com/xforms/actions/repeat-insert-delete.md) - [Scripting actions](https://doc.orbeon.com/xforms/actions/scripting.md) - [Extensions](https://doc.orbeon.com/xforms/actions/extensions.md) - [Controls](https://doc.orbeon.com/xforms/controls.md) - [Label, hint, help](https://doc.orbeon.com/xforms/controls/lhh.md) - [Input](https://doc.orbeon.com/xforms/controls/input.md) - [Output](https://doc.orbeon.com/xforms/controls/output.md) - [Text area](https://doc.orbeon.com/xforms/controls/textarea.md) - [Button](https://doc.orbeon.com/xforms/controls/trigger.md) - [Upload](https://doc.orbeon.com/xforms/controls/upload.md) - [Dialog](https://doc.orbeon.com/xforms/controls/dialog.md) - [Submission](https://doc.orbeon.com/xforms/submission.md) - [Standard support](https://doc.orbeon.com/xforms/submission/submission-standard.md) - [JSON support](https://doc.orbeon.com/xforms/submission/submission-json.md) - [Asynchronous submissions](https://doc.orbeon.com/xforms/submission/submission-asynchronous.md) - [Caching extension](https://doc.orbeon.com/xforms/submission/submission-caching.md) - [Other submission extensions](https://doc.orbeon.com/xforms/submission/submission-extensions.md) - [XPath](https://doc.orbeon.com/xforms/xpath.md) - [Type annotations](https://doc.orbeon.com/xforms/xpath/type-annotations.md) - [Expression analysis](https://doc.orbeon.com/xforms/xpath/expression-analysis.md) - [Tips](https://doc.orbeon.com/xforms/xpath/tips.md) - [Compatibility](https://doc.orbeon.com/xforms/xpath/compatibility.md) - [Standard functions](https://doc.orbeon.com/xforms/xpath/standard-functions.md) - [Maps and arrays Functions](https://doc.orbeon.com/xforms/xpath/maps-arrays.md) - [Extension functions](https://doc.orbeon.com/xforms/xpath/extension-functions.md) - [Core functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-core.md) - [Utility functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-util.md) - [Model functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-model.md) - [Controls functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-controls.md) - [XML functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-xml.md) - [JSON functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-json.md) - [HTTP functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-http.md) - [Form Runner functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-form-runner.md) - [Other functions](https://doc.orbeon.com/xforms/xpath/extension-functions/extension-other.md) - [Deprecated functions](https://doc.orbeon.com/xforms/xpath/extension-functions/deprecated-functions.md) - [XBL components](https://doc.orbeon.com/xforms/xbl.md) - [FAQ](https://doc.orbeon.com/xforms/xbl/faq.md) - [Guide](https://doc.orbeon.com/xforms/xbl/guide.md) - [XBL Tutorial](https://doc.orbeon.com/xforms/xbl/guide/tutorial.md) - [Bindings](https://doc.orbeon.com/xforms/xbl/guide/bindings.md) - [XForms models](https://doc.orbeon.com/xforms/xbl/guide/xforms-models.md) - [Including content](https://doc.orbeon.com/xforms/xbl/guide/including-content.md) - [Event handling](https://doc.orbeon.com/xforms/xbl/guide/event-handling.md) - [Conventions](https://doc.orbeon.com/xforms/xbl/guide/conventions.md) - [Map XBL example](https://doc.orbeon.com/xforms/xbl/guide/example-map.md) - [Learning from existing components](https://doc.orbeon.com/xforms/xbl/guide/learning-from-existing-components.md) - [Advanced topics](https://doc.orbeon.com/xforms/xbl/advanced-topics.md) - [XBL Modes](https://doc.orbeon.com/xforms/xbl/advanced-topics/modes.md) - [JavaScript companion classes](https://doc.orbeon.com/xforms/xbl/advanced-topics/javascript.md) - [XBL library](https://doc.orbeon.com/xforms/xbl/advanced-topics/library.md) - [Extensions](https://doc.orbeon.com/xforms/xbl/advanced-topics/extensions.md) - [Attachment controls](https://doc.orbeon.com/xforms/xbl/advanced-topics/attachments.md) - [XForms tutorial](https://doc.orbeon.com/xforms/xforms-tutorial.md) - [Introduction](https://doc.orbeon.com/xforms/xforms-tutorial/introduction.md) - [Installation](https://doc.orbeon.com/xforms/xforms-tutorial/installation.md) - [The Hello application](https://doc.orbeon.com/xforms/xforms-tutorial/hello.md) - [The Bookcast application](https://doc.orbeon.com/xforms/xforms-tutorial/bookcast.md) - [The basic app](https://doc.orbeon.com/xforms/xforms-tutorial/bookcast/basics.md) - [Database access](https://doc.orbeon.com/xforms/xforms-tutorial/bookcast/database.md) - [Polishing the app](https://doc.orbeon.com/xforms/xforms-tutorial/bookcast/polishing.md) - [Adding a feed](https://doc.orbeon.com/xforms/xforms-tutorial/bookcast/feed.md) - [Using XForms from Java apps](https://doc.orbeon.com/xforms/filter.md)