List of the Top 20 Real-Time Analytic Databases in 2025

StarTree Cloud functions as a fully-managed platform for real-time analytics, optimized for online analytical processing (OLAP) with exceptional speed and scalability tailored for user-facing applications. Leveraging the capabilities of Apache Pinot, it offers enterprise-level reliability along with advanced features such as tiered storage, scalable upserts, and a variety of additional indexes and connectors. The platform seamlessly integrates with transactional databases and event streaming technologies, enabling the ingestion of millions of events per second while indexing them for rapid query performance. Available on popular public clouds or for private SaaS deployment, StarTree Cloud caters to diverse organizational needs. Included within StarTree Cloud is the StarTree Data Manager, which facilitates the ingestion of data from both real-time sources—such as Amazon Kinesis, Apache Kafka, Apache Pulsar, or Redpanda—and batch data sources like Snowflake, Delta Lake, Google BigQuery, or object storage solutions like Amazon S3, Apache Flink, Apache Hadoop, and Apache Spark. Moreover, the system is enhanced by StarTree ThirdEye, an anomaly detection feature that monitors vital business metrics, sends alerts, and supports real-time root-cause analysis, ensuring that organizations can respond swiftly to any emerging issues. This comprehensive suite of tools not only streamlines data management but also empowers organizations to maintain optimal performance and make informed decisions based on their analytics.

RaimaDB is an embedded time series database designed specifically for Edge and IoT devices, capable of operating entirely in-memory. This powerful and lightweight relational database management system (RDBMS) is not only secure but has also been validated by over 20,000 developers globally, with deployments exceeding 25 million instances. It excels in high-performance environments and is tailored for critical applications across various sectors, particularly in edge computing and IoT. Its efficient architecture makes it particularly suitable for systems with limited resources, offering both in-memory and persistent storage capabilities. RaimaDB supports versatile data modeling, accommodating traditional relational approaches alongside direct relationships via network model sets. The database guarantees data integrity with ACID-compliant transactions and employs a variety of advanced indexing techniques, including B+Tree, Hash Table, R-Tree, and AVL-Tree, to enhance data accessibility and reliability. Furthermore, it is designed to handle real-time processing demands, featuring multi-version concurrency control (MVCC) and snapshot isolation, which collectively position it as a dependable choice for applications where both speed and stability are essential. This combination of features makes RaimaDB an invaluable asset for developers looking to optimize performance in their applications.

SingleStore, formerly known as MemSQL, is an advanced SQL database that boasts impressive scalability and distribution capabilities, making it adaptable to any environment. It is engineered to deliver outstanding performance for both transactional and analytical workloads using familiar relational structures. This database facilitates continuous data ingestion, which is essential for operational analytics that drive critical business functions. With the ability to process millions of events per second, SingleStore guarantees ACID compliance while enabling the concurrent examination of extensive datasets in various formats such as relational SQL, JSON, geospatial data, and full-text searches. It stands out for its exceptional performance in data ingestion at scale and features integrated batch loading alongside real-time data pipelines. Utilizing ANSI SQL, SingleStore provides swift query responses for both real-time and historical data, thus supporting ad hoc analysis via business intelligence applications. Moreover, it allows users to run machine learning algorithms for instant scoring and perform geoanalytic queries in real-time, significantly improving the decision-making process. Its adaptability and efficiency make it an ideal solution for organizations seeking to extract valuable insights from a wide range of data types, ultimately enhancing their strategic capabilities. Additionally, SingleStore's ability to seamlessly integrate with existing systems further amplifies its appeal for enterprises aiming to innovate and optimize their data handling.

InfluxDB is a specialized data platform crafted to manage all types of time series data, encompassing users, sensors, applications, and infrastructure, allowing for the seamless collection, storage, visualization, and transformation of insights into actionable strategies. It features a comprehensive library of over 250 open-source Telegraf plugins, simplifying the process of importing and monitoring data from a variety of systems. By empowering developers, InfluxDB facilitates the creation of innovative IoT, monitoring, and analytics applications and services. Its adaptable architecture can accommodate various implementations, whether in the cloud, at the edge, or on-premises. Moreover, its versatility, ease of access, and an array of supporting tools such as client libraries and APIs enable developers of all experience levels to swiftly create applications and services utilizing time series data. The platform is optimized for enhancing developer productivity and efficiency, allowing builders to concentrate on the essential features that add value to their internal projects and provide their applications with a competitive advantage. To assist newcomers, InfluxData provides complimentary training through InfluxDB University, ensuring that anyone can quickly acquire the skills needed to leverage this powerful platform effectively.

Experience real-time analytics with raw data through live ingestion from platforms like S3 and DynamoDB. Accessing this raw data is simplified, as it can be utilized in SQL tables. Within minutes, you can develop impressive data-driven applications and dynamic dashboards. Rockset serves as a serverless analytics and search engine that enables real-time applications and live dashboards effortlessly. It allows users to work directly with diverse raw data formats such as JSON, XML, and CSV. Additionally, Rockset can seamlessly import data from real-time streams, data lakes, data warehouses, and various databases without the complexity of building pipelines. As new data flows in from your sources, Rockset automatically syncs it without requiring a fixed schema. Users can leverage familiar SQL features, including filters, joins, and aggregations, to manipulate their data effectively. Every field in your data is indexed automatically by Rockset, ensuring that queries are executed at lightning speed. This rapid querying capability supports the needs of applications, microservices, and live dashboards. Enjoy the freedom to scale your operations without the hassle of managing servers, shards, or pagers, allowing you to focus on innovation instead. Moreover, this scalability ensures that your applications remain responsive and efficient as your data needs grow.

Materialize is a cutting-edge reactive database that facilitates the incremental updating of views, making it easier for developers to engage with streaming data using familiar SQL syntax. This platform stands out due to its capability to directly interface with various external data sources without necessitating extensive pre-processing steps. Users can connect to live streaming sources like Kafka and Postgres databases, as well as utilize change data capture (CDC) mechanisms, while also having the option to access historical data from files or S3 storage. Materialize allows for the execution of queries, the performance of joins, and the transformation of diverse data sources through standard SQL, resulting in dynamically updated Materialized views. As new data flows in, queries remain active and are consistently refreshed, empowering developers to easily create real-time applications or data visualizations. Additionally, the process of building applications that leverage streaming data is simplified, often requiring minimal SQL code, which greatly boosts development efficiency. Ultimately, with Materialize, developers can dedicate their efforts to crafting innovative solutions instead of getting overwhelmed by intricate data management challenges, thus unlocking new possibilities in data-driven projects.

Streamline your operations and cut costs by utilizing straightforward open-source solutions to simplify your data pipelines. From the initial stages of data ingestion to final visualization, every element is cohesively integrated, managed entirely, and highly dependable, ensuring that your engineering team finds joy in handling data. You have the choice of using any of DoubleCloud’s managed open-source services or leveraging the full range of the platform’s features, which encompass data storage, orchestration, ELT, and real-time visualization capabilities. We provide top-tier open-source services including ClickHouse, Kafka, and Airflow, which can be deployed on platforms such as Amazon Web Services or Google Cloud. Additionally, our no-code ELT tool facilitates immediate data synchronization across different systems, offering a rapid, serverless solution that meshes seamlessly with your current infrastructure. With our managed open-source data visualization tools, generating real-time visual interpretations of your data through interactive charts and dashboards is a breeze. Our platform is specifically designed to optimize the daily workflows of engineers, making their tasks not only more efficient but also more enjoyable. Ultimately, this emphasis on user-friendliness and convenience is what distinguishes us from competitors in the market. We believe that a better experience leads to greater productivity and innovation within teams.

No matter if your project consists of a single table or multiple tables, StarRocks promises a remarkable performance boost of no less than 300% when stacked against other commonly used solutions. Its extensive range of connectors allows for the smooth ingestion of streaming data, capturing information in real-time and guaranteeing that you have the most current insights at your fingertips. Designed specifically for your unique use cases, the query engine enables flexible analytics without the hassle of moving data or altering SQL queries, which simplifies the scaling of your analytics capabilities as needed. Moreover, StarRocks not only accelerates the journey from data to actionable insights but also excels with its unparalleled performance, providing a comprehensive OLAP solution that meets the most common data analytics demands. Its sophisticated caching system, leveraging both memory and disk, is specifically engineered to minimize the I/O overhead linked with data retrieval from external storage, which leads to significant enhancements in query performance while ensuring overall efficiency. Furthermore, this distinctive combination of features empowers users to fully harness the potential of their data, all while avoiding unnecessary delays in their analytic processes. Ultimately, StarRocks represents a pivotal tool for those seeking to optimize their data analysis and operational productivity.

Timeplus is a robust and user-friendly stream processing platform that combines power with affordability. Packaged as a single binary, it allows for easy deployment across multiple environments. Targeted at data teams in various industries, it facilitates the rapid and intuitive processing of both streaming and historical data. With a streamlined design that eliminates the need for external dependencies, Timeplus provides extensive analytical capabilities for both types of data. Its pricing structure is remarkably economical, costing just a tenth of what comparable open-source solutions demand. Users can effortlessly transform real-time market and transaction data into actionable insights. The platform adeptly supports both append-only and key-value streams, making it particularly suited for financial information monitoring. Moreover, Timeplus simplifies the creation of real-time feature pipelines, enhancing its functionality. It serves as a comprehensive hub for managing all infrastructure logs, metrics, and traces, which are vital for ensuring observability. The user-friendly web console UI accommodates a wide range of data sources, while also allowing data to be pushed via REST API or to create external streams without data duplication. Overall, Timeplus stands out as a versatile and thorough solution for data processing, making it an excellent choice for organizations striving to improve their operational efficiency. Its innovative features set a new standard in stream processing technology.

Aerospike stands out as a leading provider of cutting-edge, real-time NoSQL data solutions that effectively handle vast amounts of data. By addressing complex data challenges, Aerospike enables enterprises to remain competitive while significantly reducing costs and simplifying the processes that legacy NoSQL databases typically present. Their innovative Hybrid Memory Architecture™ is a patented advancement that maximizes the capabilities of contemporary hardware, allowing businesses to derive exceptional value from extensive data across various environments, including edge, core, and cloud settings. With Aerospike, clients can swiftly tackle issues like fraud, enhance shopping experiences with larger cart sizes, establish global digital payment systems, and deliver personalized experiences to millions in real-time. Notable clients include Airtel, Banca d'Italia, Snap, Verizon Media, Wayfair, PayPal, and Nielsen. The company is headquartered in Mountain View, California, with additional offices in London, Bengaluru, and Tel Aviv, ensuring a global presence to support its diverse clientele.

Apache Doris is a sophisticated data warehouse specifically designed for real-time analytics, allowing for remarkably quick access to large-scale real-time datasets. This system supports both push-based micro-batch and pull-based streaming data ingestion, processing information within seconds, while its storage engine facilitates real-time updates, appends, and pre-aggregations. Doris excels in managing high-concurrency and high-throughput queries, leveraging its columnar storage engine, MPP architecture, cost-based query optimizer, and vectorized execution engine for optimal performance. Additionally, it enables federated querying across various data lakes such as Hive, Iceberg, and Hudi, in addition to traditional databases like MySQL and PostgreSQL. The platform also supports intricate data types, including Array, Map, and JSON, and includes a variant data type that allows for the automatic inference of JSON data structures. Moreover, advanced indexing methods like NGram bloomfilter and inverted index are utilized to enhance its text search functionalities. With a distributed architecture, Doris provides linear scalability, incorporates workload isolation, and implements tiered storage for effective resource management. Beyond these features, it is engineered to accommodate both shared-nothing clusters and the separation of storage and compute resources, thereby offering a flexible solution for a wide range of analytical requirements. In conclusion, Apache Doris not only meets the demands of modern data analytics but also adapts to various environments, making it an invaluable asset for businesses striving for data-driven insights.

The Databricks Data Intelligence Platform empowers every individual within your organization to effectively utilize data and artificial intelligence. Built on a lakehouse architecture, it creates a unified and transparent foundation for comprehensive data management and governance, further enhanced by a Data Intelligence Engine that identifies the unique attributes of your data. Organizations that thrive across various industries will be those that effectively harness the potential of data and AI. Spanning a wide range of functions from ETL processes to data warehousing and generative AI, Databricks simplifies and accelerates the achievement of your data and AI aspirations. By integrating generative AI with the synergistic benefits of a lakehouse, Databricks energizes a Data Intelligence Engine that understands the specific semantics of your data. This capability allows the platform to automatically optimize performance and manage infrastructure in a way that is customized to the requirements of your organization. Moreover, the Data Intelligence Engine is designed to recognize the unique terminology of your business, making the search and exploration of new data as easy as asking a question to a peer, thereby enhancing collaboration and efficiency. This progressive approach not only reshapes how organizations engage with their data but also cultivates a culture of informed decision-making and deeper insights, ultimately leading to sustained competitive advantages.

Kinetica is a cloud database designed to effortlessly scale and manage extensive streaming data sets. By leveraging cutting-edge vectorized processors, it significantly accelerates performance for both real-time spatial and temporal tasks, resulting in processing speeds that are orders of magnitude quicker. In a dynamic environment, it enables the monitoring and analysis of countless moving objects, providing valuable insights. The innovative vectorization technique enhances performance for analytics concerning spatial and time series data, even at significant scales. Users can execute queries and ingest data simultaneously, facilitating prompt responses to real-time events. Kinetica’s lockless architecture ensures that data can be ingested in a distributed manner, making it accessible immediately upon arrival. This advanced vectorized processing not only optimizes resource usage but also simplifies data structures for more efficient storage, ultimately reducing the time spent on data engineering. As a result, Kinetica equips users with the ability to perform rapid analytics and create intricate visualizations of dynamic objects across vast datasets. In this way, businesses can respond more agilely to changing conditions and derive deeper insights from their data.

Apache Druid stands out as a robust open-source distributed data storage system that harmonizes elements from data warehousing, timeseries databases, and search technologies to facilitate superior performance in real-time analytics across diverse applications. The system's ingenious design incorporates critical attributes from these three domains, which is prominently reflected in its ingestion processes, storage methodologies, query execution, and overall architectural framework. By isolating and compressing individual columns, Druid adeptly retrieves only the data necessary for specific queries, which significantly enhances the speed of scanning, sorting, and grouping tasks. Moreover, the implementation of inverted indexes for string data considerably boosts the efficiency of search and filter operations. With readily available connectors for platforms such as Apache Kafka, HDFS, and AWS S3, Druid integrates effortlessly into existing data management workflows. Its intelligent partitioning approach markedly improves the speed of time-based queries when juxtaposed with traditional databases, yielding exceptional performance outcomes. Users benefit from the flexibility to easily scale their systems by adding or removing servers, as Druid autonomously manages the process of data rebalancing. In addition, its fault-tolerant architecture guarantees that the system can proficiently handle server failures, thus preserving operational stability. This resilience and adaptability make Druid a highly appealing option for organizations in search of dependable and efficient analytics solutions, ultimately driving better decision-making and insights.

VeloDB, powered by Apache Doris, is an innovative data warehouse tailored for swift analytics on extensive real-time data streams. It incorporates both push-based micro-batch and pull-based streaming data ingestion processes that occur in just seconds, along with a storage engine that supports real-time upserts, appends, and pre-aggregations, resulting in outstanding performance for serving real-time data and enabling dynamic interactive ad-hoc queries. VeloDB is versatile, handling not only structured data but also semi-structured formats, and it offers capabilities for both real-time analytics and batch processing, catering to diverse data needs. Additionally, it serves as a federated query engine, facilitating easy access to external data lakes and databases while integrating seamlessly with internal data sources. Designed with distribution in mind, the system guarantees linear scalability, allowing users to deploy it either on-premises or as a cloud service, which ensures flexible resource allocation according to workload requirements, whether through the separation or integration of storage and computation components. By capitalizing on the benefits of the open-source Apache Doris, VeloDB is compatible with the MySQL protocol and various functions, simplifying integration with a broad array of data tools and promoting flexibility and compatibility across a multitude of environments. This adaptability makes VeloDB an excellent choice for organizations looking to enhance their data analytics capabilities without compromising on performance or scalability.

Oxla represents a next-generation Online Analytical Processing (OLAP) database crafted for exceptional speed and efficiency in data handling. Its integrated architecture enables swift deployment without reliance on external systems, allowing users to seamlessly insert and query data. Compatible with both PostgreSQL's SQL dialect and wire protocol, Oxla facilitates easy integration into existing workflows and tools. The platform shines in its ability to perform real-time processing and manage extensive, intricate queries, making it suitable for a wide range of analytical tasks. Furthermore, Oxla's design is tailored for contemporary hardware, leveraging multi-core architecture to provide enhanced performance compared to conventional analytical databases. With options for both self-hosted and cloud-based deployment, the platform offers a one-core license granting access to essential functionalities. Additionally, Oxla employs a pay-as-you-go pricing model that promotes cost efficiency, ensuring users only incur charges based on their actual resource consumption. Overall, its versatility and innovative features position Oxla as a leading choice for organizations aiming to optimize their analytical capabilities.

Imply stands as a state-of-the-art analytics solution that utilizes Apache Druid to effectively handle extensive OLAP (Online Analytical Processing) operations in real-time. Its prowess lies in the swift ingestion of data, providing quick query responses, and facilitating complex analytical investigations over large datasets while keeping latency to a minimum. Tailored for businesses that demand interactive analytics, real-time dashboards, and data-driven decision-making on a massive scale, this platform offers users a user-friendly interface for data exploration. Complementing this are features such as multi-tenancy, robust access controls, and operational insights that enhance the overall experience. The platform's distributed architecture and scalable nature make Imply particularly beneficial for applications ranging from streaming data analysis to business intelligence and real-time monitoring across diverse industries. Additionally, its advanced capabilities empower organizations to seamlessly meet rising data needs and swiftly convert their data into actionable insights while staying ahead of the competition. This adaptability is crucial as businesses navigate an increasingly data-driven landscape.

The In-Memory Computing Platform is crucial in today's digital landscape, where every microsecond counts. Major organizations around the globe depend on our technology to operate their most critical applications efficiently at scale. By fulfilling the need for instant data access, innovative data-driven applications can revolutionize your business operations. Hazelcast's solutions seamlessly enhance any database, providing results that significantly outpace conventional systems of record. Designed with a distributed architecture, Hazelcast ensures redundancy and uninterrupted cluster uptime, guaranteeing that data is always accessible to meet the needs of the most demanding applications. As demand increases, the system's capacity expands without sacrificing performance or availability. Moreover, our cloud infrastructure offers the quickest in-memory data grid alongside cutting-edge third-generation high-speed event processing capabilities. This unique combination empowers organizations to harness their data in real-time, driving growth and innovation.

Pinot is designed to optimize the handling of OLAP queries with low latency when working with static data. It supports a variety of pluggable indexing techniques, such as Sorted Index, Bitmap Index, and Inverted Index. Although it does not currently facilitate joins, this can be circumvented by employing Trino or PrestoDB for executing queries. The platform offers an SQL-like syntax that enables users to perform selection, aggregation, filtering, grouping, ordering, and distinct queries on the data. It comprises both offline and real-time tables, where real-time tables are specifically implemented to fill gaps in offline data availability. Furthermore, users have the capability to customize the anomaly detection and notification processes, allowing for precise identification of significant anomalies. This adaptability ensures users can uphold robust data integrity while effectively addressing their analytical requirements, ultimately enhancing their overall data management strategy.

Scale from zero to millions of events each second with Arroyo, which is provided as a single, efficient binary. It can be executed locally on MacOS or Linux for development needs and can be seamlessly deployed into production via Docker or Kubernetes. Arroyo offers a groundbreaking approach to stream processing that prioritizes the ease of real-time operations over conventional batch processing methods. Designed from the ground up, Arroyo enables anyone with a basic knowledge of SQL to construct reliable, efficient, and precise streaming pipelines. This capability allows data scientists and engineers to build robust real-time applications, models, and dashboards without requiring a specialized team focused on streaming. Users can easily perform operations such as transformations, filtering, aggregation, and data stream joining merely by writing SQL, achieving results in less than a second. Additionally, your streaming pipelines are insulated from triggering alerts simply due to Kubernetes deciding to reschedule your pods. With its ability to function in modern, elastic cloud environments, Arroyo caters to a range of setups from simple container runtimes like Fargate to large-scale distributed systems managed with Kubernetes. This adaptability makes Arroyo the perfect option for organizations aiming to refine their streaming data workflows, ensuring that they can efficiently handle the complexities of real-time data processing. Moreover, Arroyo’s user-friendly design helps organizations streamline their operations significantly, leading to an overall increase in productivity and innovation.