# Collectu > Collectu is an open and Python-based No-Code application for industrial internet of things. ## Docs - Overview - [Docs](https://collectu.de/docs/10_introduction.md) - [Security](https://collectu.de/docs/20_security.md) - Installation - [Installation](https://collectu.de/docs/10_installation/10_introduction.md) - [Execution with Python](https://collectu.de/docs/10_installation/20_python.md) - [Execution as Container](https://collectu.de/docs/10_installation/30_container.md) - [Software-as-a-Service](https://collectu.de/docs/10_installation/33_saas.md) - [Execution on Android](https://collectu.de/docs/10_installation/35_android.md) - [First Steps](https://collectu.de/docs/10_installation/40_first_steps.md) - [Settings](https://collectu.de/docs/10_installation/50_settings.md) - [Proxy](https://collectu.de/docs/10_installation/60_proxy.md) - Basic Features - [Basic Features](https://collectu.de/docs/20_basic_features/10_introduction.md) - [Dynamic Variables](https://collectu.de/docs/20_basic_features/20_dynamic_variables.md) - [Buffering](https://collectu.de/docs/20_basic_features/30_buffering.md) - [MQTT Broker](https://collectu.de/docs/20_basic_features/40_mqtt_broker.md) - [Dashboard](https://collectu.de/docs/20_basic_features/50_dashboard.md) - [Model Context Protocol (MCP)](https://collectu.de/docs/20_basic_features/55_mcp.md) - [Data Objects](https://collectu.de/docs/20_basic_features/60_data_objects.md) - [Hooks](https://collectu.de/docs/20_basic_features/70_hooks.md) - [Permissions](https://collectu.de/docs/20_basic_features/80_permissions.md) - [Templating](https://collectu.de/docs/20_basic_features/90_templating.md) - [VPN](https://collectu.de/docs/20_basic_features/100_vpn.md) - [Hosted Time-Series Database](https://collectu.de/docs/20_basic_features/110_time_series_database.md) - [Agent Platypus](https://collectu.de/docs/20_basic_features/120_agent_platypus.md) - [Prompt Templates](https://collectu.de/docs/20_basic_features/130_prompt_templates.md) - Development - [Development](https://collectu.de/docs/30_development/10_introduction.md) - [Threading and Execution](https://collectu.de/docs/30_development/15_threading_and_execution.md) - [Setup Development Environment](https://collectu.de/docs/30_development/20_setup_dev_env.md) - [Creating Modules](https://collectu.de/docs/30_development/30_creating_modules.md) - [Data requirements](https://collectu.de/docs/30_development/40_data_requirements.md) - Input Modules - [Input Modules](https://collectu.de/docs/40_input_modules/10_introduction.md) - [Input Module Template](https://collectu.de/docs/40_input_modules/50_template.md) - Output Modules - [Output Modules](https://collectu.de/docs/50_output_modules/10_introduction.md) - [Buffering](https://collectu.de/docs/50_output_modules/20_buffering.md) - [Output Module Template](https://collectu.de/docs/50_output_modules/50_template.md) - Processor Modules - [Processor Modules](https://collectu.de/docs/60_processor_modules/10_introduction.md) - [Testing](https://collectu.de/docs/60_processor_modules/40_testing.md) - [Processor Module Template](https://collectu.de/docs/60_processor_modules/50_template.md)