TDengine
High-performance time-series database and AI-native industrial data platform combining storage, analytics, and AI applications. Free tier available up to 5,000 tags.
TDengine is an open-source alternative to:

TDengine is a high-performance, open-source time-series database designed for industrial data management. It combines time-series storage, asset modeling, and AI agents into a unified platform.
Key Features
- Time-Series Database: Optimized for high-speed data ingestion and storage of time-series data.
- AI-Native Platform: Integrates AI applications directly into the data platform for advanced analytics.
- Asset Modeling: Supports structured modeling of industrial assets and their relationships.
- Visualization & Analytics: Built-in tools for data visualization and real-time analytics.
- Scalability: Designed to handle large-scale industrial data workloads efficiently.
- Free Tier: Offers a free forever tier for up to 5,000 tags.
- Multi-Platform Support: Available as a self-hosted solution or via cloud deployment.
Tech / Self-Hosting
TDengine is open-source and can be self-hosted on Linux, Windows, or macOS. It supports Docker for easy deployment and offers cloud-based solutions for managed services. The platform is designed for high availability and low-latency data processing, making it suitable for industrial applications.