# Flyo Docs > Flyo is a headless content hub and content management system for managing structured content in one place and publishing it to websites, newsletters, digital signage, online shops, social media and other channels. Flyo documentation is primarily written in German. Use these pages to understand Flyo as a content hub, its core concepts, the Nitro CMS headless integration, generated API SDKs, field types, integrations, permissions, settings and editor workflows. For developer work, start with the Nitro CMS guide, the Nitro OpenAPI documentation and the API SDK documentation. For editor and admin work, start with the Flyo overview, the key concepts, entities, content pools and integrations. ## Start here - [Documentation index](https://docs.flyo.cloud/doc/index): Main entry point for the Flyo documentation. - [What is Flyo?](https://docs.flyo.cloud/doc/flyo): Overview of Flyo as a headless content hub and content management system. - [Key concepts](https://docs.flyo.cloud/doc/flyo-key-concepts): Explains the three core elements: entities, content pools and integrations. - [Headless approach](https://docs.flyo.cloud/doc/flyo-content-model): Explains Flyo's headless content model approach. - [Flyo account](https://docs.flyo.cloud/doc/account): Account-related documentation. - [Service status](https://docs.flyo.cloud/doc/service-status): Information about Flyo service status. - [Subscription and licences](https://docs.flyo.cloud/doc/subscription): Subscription and licence documentation. - [Tech stack](https://docs.flyo.cloud/doc/tech-stack): Technical stack documentation. ## Core content model - [Entities](https://docs.flyo.cloud/doc/entities): Explains content types and structured records in Flyo. - [Fields](https://docs.flyo.cloud/doc/entities-fields): Overview of all available field types and common field options. - [Form designer](https://docs.flyo.cloud/doc/entities-form-designer): Documentation for designing entity forms. - [Content mapping](https://docs.flyo.cloud/doc/entities-mapping): Mapping of field contents for output and integrations. - [Standard interface](https://docs.flyo.cloud/doc/entities-standard-interface): Standard interface for entities. - [Curated content pools](https://docs.flyo.cloud/doc/content-pools-curated): Manually controlled content pools. - [Automated content pools](https://docs.flyo.cloud/doc/content-pools-automated): Rule-based content pools that update automatically based on filter criteria. - [Create a new entity](https://docs.flyo.cloud/doc/common-tasks-new-entity): Step-by-step task for creating a new entity. - [Create a new entry](https://docs.flyo.cloud/doc/common-tasks-new-entry): Step-by-step task for creating a new content entry. - [Create a new content pool](https://docs.flyo.cloud/doc/common-tasks-new-contentpool): Step-by-step task for creating a new content pool. - [Control entries in a content pool](https://docs.flyo.cloud/doc/common-tasks-content-pool-curation): Task documentation for curating content pool entries. ## Assets and media - [Asset files](https://docs.flyo.cloud/doc/assets-files): Documentation for file assets. - [Asset images](https://docs.flyo.cloud/doc/assets-images): Documentation for image assets. - [Asset videos](https://docs.flyo.cloud/doc/assets-videos): Documentation for video assets. ## Flyo editor and admin workflows - [Flyo interface](https://docs.flyo.cloud/doc/flyo-editors-intro): Introduction to the Flyo user interface. - [Content editor](https://docs.flyo.cloud/doc/flyo-content-editor): Content editor documentation. - [Default view](https://docs.flyo.cloud/doc/flyo-defaultview): Documentation for the standard view. - [Focusboards](https://docs.flyo.cloud/doc/flyo-focusboards): Focusboard documentation. - [Buzzes](https://docs.flyo.cloud/doc/flyo-buzzes): Buzzes documentation. - [Tasks and checklists](https://docs.flyo.cloud/doc/flyo-tasks): Tasks and checklist documentation. - [Login page](https://docs.flyo.cloud/doc/flyo-login): Login page documentation. - [AI copilot](https://docs.flyo.cloud/doc/flyo-aicopilot): Generative AI assistant for creating and updating field values in Flyo. - [Configure OpenAI integration](https://docs.flyo.cloud/doc/guides-open-ai): Guide for connecting an OpenAI API key to Flyo. ## Nitro CMS headless integration - [Nitro CMS integration](https://docs.flyo.cloud/doc/integrations-nitro-cms): Overview of the Nitro integration that turns Flyo into a headless CMS. - [Nitro CMS developer kickstart](https://docs.flyo.cloud/doc/guides-nitro-cms-kickstart): Step-by-step developer guide for setting up Nitro CMS, choosing an SDK and using the core endpoints. - [Nitro CMS concept](https://docs.flyo.cloud/doc/integrations-nitro-cms-concept): Recommended request flow: load config first, classify route, then render app route, CMS page or entity detail. - [Authentication tokens](https://docs.flyo.cloud/doc/integrations-nitro-cms-installation): Token setup and DEV/PROD token usage for Nitro CMS. - [Configuration request](https://docs.flyo.cloud/doc/integrations-nitro-cms-configuration-request): Documentation for requesting Nitro configuration data. - [Config endpoint](https://docs.flyo.cloud/doc/integrations-nitro-cms-config-endpoint): Global website configuration including pages, containers, globals and Nitro metadata. - [Pages endpoint](https://docs.flyo.cloud/doc/integrations-nitro-cms-pages-endpoint): Retrieve page payloads by slug or path, including components, metadata, breadcrumb and translations. - [Entities endpoint](https://docs.flyo.cloud/doc/integrations-nitro-cms-entities-endpoint): Retrieve entity detail payloads by unique ID or slug, including model data, JSON-LD, breadcrumb and translations. - [Version endpoint](https://docs.flyo.cloud/doc/integrations-nitro-cms-version-endpoint): Lightweight endpoint for cache validation. - [Additional Nitro endpoints](https://docs.flyo.cloud/doc/integrations-nitro-cms-endpoints): Version, sitemap and search endpoints. - [Routing](https://docs.flyo.cloud/doc/integrations-nitro-cms-routing): Routing for entity detail pages and resolved entity links. - [Multilingual websites](https://docs.flyo.cloud/doc/integrations-nitro-cms-i18n): Language query parameter, slug prefixes, linked translations and language-specific content. - [Components](https://docs.flyo.cloud/doc/integrations-nitro-cms-components): Blocks, components, content, config, items and slots in Nitro page payloads. - [Containers](https://docs.flyo.cloud/doc/integrations-nitro-cms-containers): Container documentation for Nitro CMS. - [Breadcrumbs](https://docs.flyo.cloud/doc/integrations-nitro-cms-breadcrumbs): Breadcrumb documentation for Nitro CMS. - [CMS pages and navigation](https://docs.flyo.cloud/doc/flyo-nitro-cms-editor-page): Managing CMS pages and navigation in the Nitro CMS editor. - [Edit CMS page](https://docs.flyo.cloud/doc/flyo-nitro-cms-editor-editpage): Editing CMS pages in the Nitro CMS editor. - [Nitro CMS editor](https://docs.flyo.cloud/doc/flyo-nitro-cms-editor): Overview of the Nitro CMS editor. - [Nitro CMS editor configuration](https://docs.flyo.cloud/doc/flyo-nitro-cms-editor-config): Configuration of the Nitro CMS editor. - [Live preview issues](https://docs.flyo.cloud/doc/flyo-nitro-cms-editor-livepreview-issues): Troubleshooting the Nitro CMS live preview. - [Linked elements](https://docs.flyo.cloud/doc/nitro-cms-verkn%C3%BCpfte-elemente): Linked elements in Nitro CMS. - [SDKs for Flyo Nitro CMS](https://docs.flyo.cloud/doc/integrations-nitro-cms-sdks): Official SDKs, framework adapters and bridge packages for PHP, JavaScript, TypeScript, Vue, Nuxt, Next.js, Astro, Laravel and Yii2. - [Nitro pages endpoint](https://docs.flyo.cloud/doc/integrations-nitro-pages-endpoint): Additional Nitro pages endpoint documentation. ## APIs, SDKs and agents - [Headless content API](https://docs.flyo.cloud/doc/headless-content-api): Distinguishes Nitro CMS from custom generated Content SDKs and points to OpenAPI-based clients. - [API SDK](https://docs.flyo.cloud/doc/integrations-api-sdk): Generate OpenAPI files and SDK clients for selected Flyo content, including authentication, filtering, fields, sorting and pagination. - [Integrate API SDK client](https://docs.flyo.cloud/doc/guides-api-sdk-client): Guide for integrating a generated API SDK client into an existing project. - [Generate API interface](https://docs.flyo.cloud/doc/integrations-api): API interface generation documentation. - [Hook integration](https://docs.flyo.cloud/doc/integrations-hook): Hook integration documentation. - [Import integration](https://docs.flyo.cloud/doc/integrations-import): Import integration documentation. - [MCP server](https://docs.flyo.cloud/doc/mcp): MCP server documentation for agent-based access to Flyo context. - [Internal slug documentation](https://docs.flyo.cloud/doc/internals-slug): Internal slug documentation. ## Integrations - [Integrations overview](https://docs.flyo.cloud/doc/integrations): Explains how Flyo connects content to external tools, services, platforms and custom applications. - [Adobe InDesign](https://docs.flyo.cloud/doc/integrations-adobe-indesign): Adobe InDesign integration documentation. - [Canva](https://docs.flyo.cloud/doc/integrations-canva): Canva integration documentation. - [Embed code integration](https://docs.flyo.cloud/doc/integrations-embed): Embed code integration documentation. - [Eventfrog integration](https://docs.flyo.cloud/doc/integrations-eventfrog): Eventfrog integration documentation. - [Mailjet integration](https://docs.flyo.cloud/doc/integrations-mailjet): Mailjet integration documentation. - [Map integration](https://docs.flyo.cloud/doc/integrations-map): Map integration documentation. - [Newsletter guide](https://docs.flyo.cloud/doc/guides-newsletter): Newsletter guide. - [Shopify integration](https://docs.flyo.cloud/doc/integrations-shopify): Shopify integration documentation. - [Signage OS integration](https://docs.flyo.cloud/doc/integrations-signage-os): Signage OS integration documentation. - [Venue integration](https://docs.flyo.cloud/doc/integrations-venue): Venue integration documentation. - [Webflow integration](https://docs.flyo.cloud/doc/integrations-webflow): Webflow integration documentation. - [WordPress integration](https://docs.flyo.cloud/doc/integrations-wordpress): WordPress integration documentation. ## Permissions and settings - [Flyo permission logic](https://docs.flyo.cloud/doc/flyo-permissionmanagement): Overview of Flyo permission logic. - [User roles](https://docs.flyo.cloud/doc/flyo-permissionmanagement-roles): User role documentation. - [Content permissions](https://docs.flyo.cloud/doc/flyo-permissionmanagement-content): Permissions for entries and content. - [Content pool permissions](https://docs.flyo.cloud/doc/flyo-permissionmanagement-contentpools): Permissions for content pools. - [Focusboard permissions](https://docs.flyo.cloud/doc/flyo-permissionmanagement-fokusboards): Permissions for focus boards. - [Integration group permissions](https://docs.flyo.cloud/doc/flyo-permissionmanagement-integrationgroups): Permissions for integration groups. - [Settings overview](https://docs.flyo.cloud/doc/flyo-settings): Flyo settings documentation. - [Settings admin](https://docs.flyo.cloud/doc/flyo-settings-admin): Admin settings documentation. - [Activities and logbook](https://docs.flyo.cloud/doc/flyo-settings-activities): Activities and logbook documentation. - [Cleanup](https://docs.flyo.cloud/doc/flyo-settings-cleanup): Cleanup settings documentation. - [Connections](https://docs.flyo.cloud/doc/flyo-settings-connections): Active connections to external functions and tools. - [Manage entities](https://docs.flyo.cloud/doc/flyo-settings-entities): Entity management settings. - [Settings focusboards](https://docs.flyo.cloud/doc/flyo-settings-focusboards): Focusboard settings documentation. - [Usage and pricing plan](https://docs.flyo.cloud/doc/flyo-settings-payment): Usage and pricing plan documentation. - [Statistics](https://docs.flyo.cloud/doc/flyo-settings-statistics): Statistics documentation. - [Manage team](https://docs.flyo.cloud/doc/flyo-settings-team): Team management documentation. - [Manage user roles](https://docs.flyo.cloud/doc/flyo-settings-userroles): User role management documentation. ## Venue docs - [Venue content editor](https://docs.flyo.cloud/doc/venue-content-editor): Creating and editing entries in Venue. - [Venue login and dashboard](https://docs.flyo.cloud/doc/venue-dashboard-login): Venue login and dashboard documentation. - [Venue password reset](https://docs.flyo.cloud/doc/venue-password-reset): Venue password reset documentation. ## Optional - [Address field](https://docs.flyo.cloud/doc/entities-fields-address): Field type `address`. - [Checkbox field](https://docs.flyo.cloud/doc/entities-fields-checkbox): Field type `checkbox`. - [Checkbox list](https://docs.flyo.cloud/doc/entities-fields-checkboxlist): Field type `checkboxList`. - [Color field](https://docs.flyo.cloud/doc/entities-fields-color): Field type `color`. - [Date picker field](https://docs.flyo.cloud/doc/entities-fields-datepicker): Field type `datepicker`. - [Date and time field](https://docs.flyo.cloud/doc/entities-fields-datetimepicker): Field type `datetimepicker`. - [Dropdown field](https://docs.flyo.cloud/doc/entities-fields-dropdown): Field type `dropdown`. - [Email field](https://docs.flyo.cloud/doc/entities-fields-email): Field type `email`. - [File field](https://docs.flyo.cloud/doc/entities-fields-file): Field type `file`. - [Files field](https://docs.flyo.cloud/doc/entities-fields-files): Field type `files`. - [Image field](https://docs.flyo.cloud/doc/entities-fields-image): Field type `image`. - [Images field](https://docs.flyo.cloud/doc/entities-fields-images): Field type `images`. - [JSON field](https://docs.flyo.cloud/doc/entities-fields-json): Field type `json`. - [Latitude and longitude field](https://docs.flyo.cloud/doc/entities-fields-latlng): Field type `latlng`. - [Link field](https://docs.flyo.cloud/doc/entities-fields-link): Field type `link`. - [Multiple input field](https://docs.flyo.cloud/doc/entities-fields-multipleinputtype): Field type `multipleinputtype`. - [Number field](https://docs.flyo.cloud/doc/entities-fields-number): Field type `number`. - [Opening hours field](https://docs.flyo.cloud/doc/entities-fields-openinghours): Field type `openinghours`. - [Content pool field](https://docs.flyo.cloud/doc/entities-fields-pool): Field type `pool`. - [Radio list](https://docs.flyo.cloud/doc/entities-fields-radiolist): Field type `radiolist`. - [Entity field](https://docs.flyo.cloud/doc/entities-fields-schema): Field type `schema`. - [Entities field](https://docs.flyo.cloud/doc/entities-fields-schemas): Field type `schemas`. - [Slug field](https://docs.flyo.cloud/doc/entities-fields-slug): Field type `slug`. - [Phone field](https://docs.flyo.cloud/doc/entities-fields-tel): Field type `tel`. - [Text field](https://docs.flyo.cloud/doc/entities-fields-text): Field type `text`. - [Textarea field](https://docs.flyo.cloud/doc/entities-fields-textarea): Field type `textarea`. - [URL field](https://docs.flyo.cloud/doc/entities-fields-url): Field type `url`. - [WYSIWYG field](https://docs.flyo.cloud/doc/entities-fields-wysiwyg): Field type `wysiwyg`. - [YouTube field](https://docs.flyo.cloud/doc/entities-fields-youtube): Field type `youtube`.