QuestDB

QuestDB is the world's fastest growing open-source time-series database, designed to handle massive ingestion throughput and millisecond-level queries. It offers powerful time-series SQL extensions and scales seamlessly from minimal to maximal hardware configurations, making it an efficient and cost-effective solution for time-series data management.

• High Performance: QuestDB sustains blistering throughput even with high data cardinality, ensuring hyper ingestion rates.
• Time-Series Optimized SQL: Features like SAMPLE BY, LATEST ON, and ASOF JOIN make time-series data manipulation intuitive and efficient.
• Developer-Friendly: Integrates seamlessly with popular tools like Postgres, Grafana, Kafka, Python, and more.
• Cost-Efficient: Runs efficiently on low hardware, such as a 4GB Raspberry Pi, while scaling up to handle millions of rows per second on robust hardware.
• Community and Support: Highly rated by users on platforms like G2, with an active Slack community and responsive core developers.

QuestDB is built by developers for developers, providing a unique solution that combines extreme transaction per second (TPS) capabilities with a simplified SQL interface. Whether you're dealing with real-time market data or large-scale IoT applications, QuestDB offers unmatched performance and efficiency.