| roo_collections | Memory-conscious collections, supporting flat small hashtables, hash maps, and hash sets. |
| roo_control | Arduino relays, port extenders, debouncing, retries: common abstractions and implementations. |
| roo_display | Graphics library, supporting variety of display devices and touch panels. |
| roo_flags | Minimalistic library for run-time configuration flags. |
| roo_icons | Collection of icons for use with the roo_display library. |
| roo_logging | Logging library, targeted at ESP32 and related boards. |
| roo_material_icons | Collection of icons for use with the roo_display library. |
| roo_onewire | Arduino library for OneWire thermometers. |
| roo_prefs | ESP32 'Preferences' utility library for management of persistent settings, avoiding name clashes by using namespaces and transactions. |
| roo_scheduler | Allows scheduling delayed and/or repetitive tasks. |
| roo_temperature | Type-safe and unit-independent representation of temperature and thermometers. |
| roo_time | Basic management of elapsed time, wall time, and date time, with multi-timezone support. |
| roo_wifi | WiFi controller library for ESP32, supporting storing persistent configuration in flash, and abstracting away the architecture. |
| roo_windows | GUI library, targeted at ESP32 and related boards, for building interactive, touch-based, mobile-phone-like UI interfaces. |
| roo_windows_onewire | GUI OneWire thermometers configurator for ESP32, using roo_windows. |
| roo_windows_wifi | GUI library, targeted at ESP32 and related boards, for building interactive, touch-based, mobile-phone-like UI interfaces. |