ThingsBoard is an IoT platform for data collection, processing, visualization, assets and devices management. It enables device connectivity via industry standard IoT protocols - MQTT, CoAP and HTTP. ThingsBoard combines scalability, fault-tolerance and performance so you will never lose your data.

ThingsBoard Professional Edition is a closed-source advanced version of open-source ThingsBoard IoT platform with several significant value-add features.

ThingsBoard Maker subscription plan includes up to 10 devices and 10 assets, and all TB PE features except White-labeling:

- Advanced RBAC for IoT;
Advanced management of user roles and permissions.
- Entity groups;
Each entity may be related to multiple Groups.
- Scheduler;
Schedule various types of events including report generation, commands to devices and configuration updates with flexible schedule configuration.
- Reporting;
Generate great looking reports using dashboards visualization capabilities.
- Export widget data to csv/xls;
Widgets data can be exported to CSV and XLS formats.
- Data converters feature;
Ability to define custom data converter from device payload to a common ThingsBoard payload format and vice versa using JavaScript syntax.
- Platform Integrations feature.
Ability to stream device and asset data from external applications, third-party IoT Platforms and connectivity providers to ThingsBoard.

See https://thingsboard.io/products/thingsboard-pe/ for more details.