13 BEST Open-Source Data Warehouse Tools (2025)

By : David Carter David Carter
Hours Updated

A Data Warehouse is a collection of software tools that help analyze large volumes of disparate data from varied sources to provide meaningful business insights. A Data warehouse is typically used to collect and analyze business data from heterogeneous sources.

There are many Data Warehousing tools available in the market. It becomes difficult to select Top Data Warehouse tools for your project. Following is a curated Data Warehouse tools list with most popular open-source and commercial Data Warehousing tools & software with key features and download links. Read more…

Best Data Warehouse Tools & Software (Free/Open Source)

Name Platform Free Trial Link
QuerySurge Windows and Linux 15-Day Free Trial Learn More
BiG EVAL Web-Based 14-Day Free Trial Learn More
Oracle data warehouse Cloud-based 30 Days Free Trial Learn More
Amazon Redshift Cloud-based 60-Day Free Trial Learn More
Domo Windows, Mac and Linux 30-Day Free Trial Learn More

1) QuerySurge

QuerySurge is ETL testing solution developed by RTTS. It is built specifically to automate the testing of Data Warehouses & Big Data. It ensures that the data extracted from data sources remains intact in the target systems as well.

QuerySurge, a cross-platform tool for Teradata, IBM, Oracle, Amazon, and Cloudera, accelerates testing by up to 1,000x and offers full data coverage. It incorporates an out-of-the-box DevOps solution for most ETL & QA management software and provides shareable, automated email reports with data health dashboards.

QuerySurge, catering to Files & APIs, Big Data & NoSQL, Collaboration, CRM & ERP, Accounting, Marketing, and eCommerce, integrates with over 50 data sources like MySQL, Oracle, Nonstop SQL, and PostgreSQL. It supports output formats such as Excel, CSV, and XML and runs on Linux and Windows platforms. Pricing starts at $492/year with a 30-day free trial.

#1 Top Pick
QuerySurge
QuerySurge
5.0

Customization: Yes

Data Privacy & Governance: Yes

Free Trial: 30 Days Free Trial

Visit QuerySurge

Features:

  • Improve data quality & data governance
  • Accelerate your data delivery cycles
  • Helps to automate manual testing effort
  • Deliver shareable, automated email reports and data health dashboards
  • It provides customer support via Chat, Contact Form and Email
  • Supported Platforms: Windows and Linux
  • Price: Plans start at $492 a Year
  • Free Trial: 30 Days Free Trial

Pros

  • The software integrates with a wide range of leading test management solutions.
  • It provides a significant return on investment (ROI).
  • You can test on more than 200 different platforms
  • Speed up the data quality process

Cons

  • A number of features are locked behind premium subscriptions.
  • A large dataset may take time to process, causing delays in automated pipelines.

Visit QuerySurge >>

30-Day Free Trial

2) BiG EVAL

BiG EVAL leverages the value of enterprise data by continuously validating and monitoring information quality. It also automates testing tasks during development. The unique automation approach and the simple user interface guarantee same-day-benefits.

BiG EVAL, embeddable in DataOps and DevOps CI/CD flows, offers hundreds of connectors for data types, including RDBMS, APIs, business apps, and SaaS. It supports cloud data warehouses like Dynamics 365, Azure Data Lake, REST API, and Google Cloud Platform while maintaining GDPR compliance.

BiG EVAL offers features like Testcase Organization, Alerts, Extensions, Scripting, Security, Code Versioning, Migrations, and Audit Trail. It supports over 10 data sources and integrates with MySQL, PostgreSQL, SQL Server, HBase, and MongoDB. It supports output formats like PDF, JSON, XLSX, Excel, and CSV. Pricing starts at $99/month, with a 14-day free trial available.

#2
BiG EVAL
BiG EVAL
4.9

Customization: Yes

Data Privacy & Governance: Yes

Free Trial: 14 Days Free Trial

Visit BiG EVAL

Features:

  • Autopilot data quality measuring and testing, driven by meta data.
  • Fully customizable algorithms, rules and test behavior.
  • Gallery with hundreds of best practices validation templates ready to be used by you.
  • Deep insight analysis with clear dashboards and alerting processes.
  • It provides customer support via Contact Form and Chat
  • Supported Platforms: Web-Based
  • Price: Plans start at $99 a month. 8% Discount on Yearly Payment.
  • Free Trial: 14 Days Free Trial

Pros

  • In-memory scripting and rules engine with high performance.
  • A powerful tool that can be used to test and manage the quality of the data.
  • The tool can be embedded into ticket systems, DevOps CD/CI flows, etc.
  • This will help to maximize the coverage of the tests.
  • Automate metadata-based testing from a data schema or metadata repository

Cons

  • There are limited options in the free version
  • Lack of customer support

Visit BiG EVAL >>

14-Day Free Trial

3) Oracle Autonomous Database

Oracle data warehouse software is a collection of data which is treated as a unit. The purpose of this database is to store and retrieve related information. It helps the server to reliably manage huge amounts of data so that multiple users can access the same data.

Oracle Autonomous Database, adhering to ISO 8601, ISO/IEC 9075-1, ISO-3166, SOC 1, SOC 2, and GDPR standards, offers high-speed data transfer and virtualization support. It enables connections to remote databases, tables, or views and supports cloud data warehouses like Amazon S3 and Microsoft Azure.

Oracle Autonomous Data Warehouse, supporting 20+ data sources, it integrates with MySQL and Oracle and supports output formats like XML, JSON, CSV, HTML, PDF, TXT, and DOC. It is compatible with UNIX/Linux and Windows, provides auto-scaling, securing, tuning, backups, repairing, patching, and warehouse management. It includes self-service data tools, analytics, and comprehensive data/privacy protection. A 30-day free trial is available.

Oracle

Features:

  • Distributes data in the same way across disks to offer uniform performance
  • Works for single-instance and real application clusters
  • Common architecture between any Private Cloud and Oracle’s public cloud
  • Hi-Speed Connection to move large data
  • It provides customer support via Chat and Phone
  • Supported Platforms: Cloud-based
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial

Pros

  • Simple and easy-to-use
  • A good customer support system
  • Automate data protection and security
  • Faster, simpler, and more efficient transactions

Cons

  • Initial setup of the system was quite complex
  • Monitoring via Oracle Enterprise Manager is not available

Download Link: https://www.oracle.com/autonomous-database/autonomous-data-warehouse/

4) Amazon RedShift

Amazon Redshift is an easy to manage, simple, and cost-effective data warehouse tool. It can analyze almost every type of data using standard SQL.

Amazon RedShift provides fully climate-controlled data centers, monitors cluster health and automatically manages data re-replication and node replacement. Compliant with FedRAMP, HIPAA, PCI-DSS, GDPR, FIPS 140-2, and NIST 800-171, it offers analytics, data analysis, and security.

It supports 10+ data sources, integrates with SQL Server and MySQL, and provides multiple output formats. Compatible with Amazon S3, it offers a 60-day free trial.

Amazon RedShift

Features:

  • No Up-Front Costs for its installation
  • It allows automating most of the common administrative tasks to monitor, manage, and scale your data warehouse
  • Possible to change the number or type of nodes
  • Helps to enhance the reliability of the data warehouse cluster
  • It provides customer support via Contact Form and Chat
  • Supported Platforms: Cloud-based
  • Price: Request a Quote from Sales
  • Free Trial: 60 Days Free Trial

Pros

  • It is fast and widely adopted.
  • An easy-to-use administration system.
  • It is capable of handling large databases with its ability to scale
  • It has a massive storage capacity
  • It offers a consistent backup for your data
  • A transparent and competitive pricing structure

Cons

  • This is not a multi-cloud solution.
  • Requires a good understanding of the Sort and Dist keys
  • There is limited support for parallel uploads

Download Link: https://aws.amazon.com/redshift/

5) Domo

Domo is a cloud-based Data warehouse management tool that easily integrates various types of data sources, including spreadsheets, databases, social media and almost all cloud-based or on-premise Data warehouse solutions.

Domo is a versatile platform for creating custom dashboards, providing real-time business insights on the go. It supports heavy query loads, integrates with major cloud data warehouses like SAP, Snowflake, Google Analytics, Amazon S3, Hadoop, Oracle, Salesforce, and MySQL, and complies with GDPR, HIPAA, SOC 1/2, and ISO standards.

Domo is a robust data tool, offering Data Sharing and Self-service Analytics with support for 1000+ sources. It provides XLS, CSV, ODT, XML, and JSON outputs and operates on Windows, Linux, and Mac, with a 30-day free trial.

Domo

Features:

  • Stay connected anywhere you go
  • Integrates all existing business data
  • Connects all of your existing business data
  • Easy Communication & messaging platform
  • It provides support for ad-hoc queries using SQL
  • It provides customer support via Chat, Contact Form, Email and Phone
  • Supported Platforms: Windows, Mac and Linux
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial

Pros

  • A powerful tool for the ETL and visualization of data.
  • It is easy to access
  • This is a cloud-native platform
  • Connect Domo to any data source, physical or virtual
  • Indicators of trends and problems

Cons

  • DOMO is very costly compared to other tools
  • The data from Domo is hard to extract

Download Link: https://www.domo.com/product

6) SAP

SAP is an integrated data management platform, to maps all business processes of an organization. It is an enterprise level application suite for open client/server systems. It is one of the best data warehouse tools that has set new standards for providing the best business information management solutions.

SAP enables the creation of databases merging analytics and transactions, deployable on any device. It simplifies data warehouse architecture and supports cloud data warehouses such as Azure Data Lake, Google Cloud Storage, Hadoop File System, and Amazon S3.

SAP adheres to compliance standards like ISO/IEC 27001, SOC, ISO 9001, ISO 22301, ISO/IEC 27018, and ISO/IEC 27017. SAP offers Secure Workspaces, Reuse of Existing Investments, Third-Party Content, and Customer Relationship. It supports XML, HTML, PCL, PDF, XSF, and TXT output formats on Windows, Mac, and Linux platforms. With a 14-day free trial, pricing plans start at $19 monthly.

SAP

Features:

  • It provides highly flexible and most transparent business solutions
  • The application developed using SAP can integrate with any system
  • It follows modular concept for the easy setup and space utilization
  • Provide support for On-premise or cloud deployment
  • It provides customer support via Chat, Contact Form and Phone
  • Supported Platforms: Windows, Mac and Linux
  • Price: Plans start at $19 a month.
  • Free Trial: 14 Days Free Trial

Pros

  • SAP DWC could be a cost-effective option
  • There is rich connectivity support for most SAP sources
  • Designed to work best with SAP applications
  • A fully featured cloud-based data warehouse

Cons

  • SAP Data Warehouse Cloud does not support application development
  • This feature does not support queries.

Download Link: https://api.sap.com/package/sapdatawarehousecloud/overview

7) Informatica

Informatica PowerCenter is Data Integration tool developed by Informatica Corporation. The tool offers the capability to connect & fetch data from different sources.

Informatica features a centralized error logging system for managing errors and data rejection into relational tables, promotes best practices in code development, and allows integration with external Software Configuration tools. It also enables synchronization among geographically distributed teams.

Informatica is a comprehensive tool supporting cloud data warehouses like Amazon Redshift Workbook, Google Drive, and Dropbox. It adheres to GDPR, ISO 8859-1, ISO 639, AICPA SOC 1, AICPA SOC 2, and ISO/IEC 19770-2 standards and integrates with SQL Server, IBM DB2, PostgreSQL, and ODBC. It operates on Windows, Linux, and Mac with output formats like PDF, HTML, Excel, Text, RTF, and XML. A 30-day free trial is available.

Informatica

Features:

  • Build in Intelligence to improve performance
  • Limit the Session Log and Ability to Scale up Data Integration
  • Foundation for Data Architecture Modernization
  • Better designs with enforced best practices on code development
  • It provides customer support via Chat, Contact Form and Phone
  • Supported Platforms: Microsoft Windows, Linux, Debian, and Mac OS
  • Price: Request a Quote from Sales.
  • Free Trial: 30 Days Free Trial

Pros

  • Faster and more cost-effective
  • Data Integration with the Cloud
  • The ability to access a wide range of data sources
  • Load stabilization and parallel processing
  • Integration with standard APIs and tools that are easy to use
  • The quality of technical support provided by the company

Cons

  • There is a lack of sorting functionality in the Workflow Monitor
  • The deployment process is a bit complicated.
  • Lack of a possibility to do loops within informatica workflows.

Download link: https://www.informatica.com/products/cloud-data-integration.html

8) Talend Open Studio

Open Studio is an open source free data warehousing tool developed by Talend. It is designed to convert, combine and update data in various locations. This tool provides an intuitive set of tools which make dealing with data lot easier. It also allows big data integration, data quality, and master data management.

Talend Open Studio, a leading open-source data warehousing tool, provides seamless connectivity to over 900 databases, files, and applications. It manages all aspects of integration processes, from design to deployment. Compliance with PCI DSS, GDPR, ISO/IEC 27001, and ISO-8859-1 standards is also ensured.

Talend Open Studio is an advanced tool enabling proactive issue resolution, supply chain control, and enhanced business analytics. It integrates with MS-SQL, Oracle, PostgreSQL, Sybase, and SQLite and supports output formats like PDF, HTML, and CSV. Compatible with Windows, Mac, and Linux platforms, it offers a 14-day free trial.

Talend Open Studio

Features:

  • It supports extensive data integration transformations and complex process workflows
  • This data warehouse open source tool can manage the design, creation, testing, deployment, etc of integration processes
  • Synchronize metadata across database platforms
  • Managing and monitoring tools to deploy and supervise the jobs
  • It provides customer support via Contact Form and Chat
  • Supported Platforms: Windows, Mac and Linux
  • Price: Request a Quote from Sales.
  • Free Trial: 14 Days Free Trial

Pros

  • An easy-to-use drag-and-drop interface for creating complex applications
  • It is easy to connect to databases on different platforms.
  • It can be used for both qualitative and quantitative metrics.
  • There are advanced scheduling and monitoring features available in the tool.
  • Integration with standard APIs and tools that are easy to use
  • The quality of technical support provided by the company

Cons

  • Integration with some data sources can be challenging
  • Small-scale deployments in SMB environments are less suitable

Download Link: https://www.talend.com/products/talend-open-studio/

9) The Ab Initio software

The Ab Initio is a data analysis, batch processing, and GUI based parallel processing data warehousing tool. It is commonly used to extract, transform and load data.

Ab Initio is a robust software featuring components executing simultaneously on various graph branches. It supports cloud data warehouses like Snowflake, Redshift, and more.

It offers features like Data Processing, Real-Time Digital Enablement, and Legacy Modernization. Integration with formats like JSON, XML, and COBOL is possible, and it runs on Windows and Linux platforms.

The Ab Initio software

Features:

  • Business and Process Metadata management
  • Ability to run, debug Ab Initio jobs and trace execution logs
  • Manage and run graphs and control the ETL processes
  • Components can execute simultaneously on various branches of a graph
  • It provides customer support via Email and Phone
  • Supported Platforms: Windows and Linux
  • Price: Request a Quote from Sales

Pros

  • ETL tool that can be used to process big data in a fast and effective way
  • Error handling takes much less time
  • It is easy to maintain
  • Ease of Debugging
  • It has a user-friendly interface

Cons

  • It is an expensive tool
  • There are no training materials provided by the company.
  • There is no native scheduler built into the application

Download Link: https://www.abinitio.com/en/

10) TabLeau

Tableau Server is an online Data warehousing with 3 versions Desktop, Server, and Online. It is secure, shareable and mobile friendly ETL data warehouse technology solution.

Tableau is a top open-source data warehouse tool, securely connecting to any data source, on-premise or in the cloud, including big data. It centrally manages metadata and security rules, offers potent management and monitoring, and enables cloud sharing and collaboration. It supports cloud data warehouses like Google Drive and Dropbox and complies with ISO 527, ISO-27001, and GDPR standards.

Tableau is a robust tool offering features like Data Stories, browser Autosave, In-product Exchange, and advanced management for Tableau Cloud. It supports multiple data sources and integrates with MySQL, MongoDB, Oracle, and PostgreSQL. It operates on Windows and Mac platforms with output formats including XML, Excel, and PDF. Tableau offers a lifetime free basic plan for users.

TabLeau

Features:

  • Ideal tool for flexible deployment
  • Designed for mobile-first approach
  • Securely Sharing and collaborating Data
  • Centrally manage metadata and security rules
  • It provides customer support via Email
  • Supported Platforms: Windows and Mac
  • Price: Request a Quote from Sales
  • Free Trial: Life Time Free Basic Plan

Pros

  • Very fast and easy to create visualizations
  • Good customer support
  • Data Interpreter Story-telling ability
  • Tableau offers a feature of visualization
  • It helps you to handle a large amount of data

Cons

  • Relatively high cost
  • No change management or versioning
  • Importing custom visualization is a bit difficult.

Download Link: https://public.tableau.com/en-us/s/download

11) Pentaho

Pentaho is a Data Warehousing and Business Analytics Platform. It is one of the best data warehouse technologies that has a simplified and interactive approach which empowers business users to access, discover and merge all types and sizes of data.

Pentaho offers simplified embedded analytics and operational reporting for MongoDB, serving as a platform to accelerate the data pipeline. It supports cloud data warehouses like Google Drive and Dropbox. Compliance with PCI DSS and GDPR standards is ensured, making Pentaho a secure and efficient data management tool.

Pentaho is a comprehensive tool providing features such as Storage Virtualization, In-System Replication, High Availability with Global-Active Devices, Data Mobility software, and Data-at-rest encryption. It supports over 40 data sources and integrates with SQL Server, MySQL, Oracle, and PostgreSQL. It runs on Linux and Windows platforms with output formats including PDF, HTML, Excel, CSV, RTF, and XML. A 30-day free trial is available.

Pentaho

Features:

  • Enterprise platform to accelerate the data pipeline
  • Community Dashboard Editor allows the fast and efficient development and deployment
  • Big data integration without a need for coding
  • Visualize data with custom dashboards
  • This tools for data warehouse development provides customer support via Contact Form and Phone
  • Supported Platforms: Windows and Linux
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial

Pros

  • Provides an easy-to-use interface
  • The capability of running on the Hadoop cluster
  • Live technical support is available 24×7
  • Flexible and native integration support for big data

Cons

  • Much slower tool evolution compared to other BI tools.
  • Pentaho Business analytics offers a limited number of components.

Download now: https://www.hitachivantara.com/en-us/solutions/modernize-digital-core/data-modernization/data-lakes-data-warehouses.html

12) BigQuery

Google’s BigQuery is an enterprise-level data warehousing tool. It is one of the best DWH tools that reduces the time for storing and querying massive datasets by enabling super-fast SQL queries. It also controls access to both the project and also offering the feature of view or query the data.

BigQuery is a versatile platform offering flexible data ingestion and cost control mechanisms. It supports cloud data warehouses like Netezza, Oracle, Redshift, and more. Adhering to compliance standards like ‎HIPAA, PCI DSS, SOC 2, ‎ISO/IEC 27001, and ‎FedRAMP, it supports output formats including CSV, JSON, HTML, PDF, and various image formats.

BigQuery is a free data warehouse tool offering features like ML and predictive modeling with multi-cloud data analysis with BigQuery Omni, and interactive data analysis with BigQuery BI Engine. It supports geospatial analysis with BigQuery GIS and serverless architecture. It integrates with MySQL, and SQL Server, operates on Android, iOS, Mac, Linux, and Windows platforms, and offers a lifetime free basic plan.

BigQuery

Features:

  • Read and write data in via Cloud Dataflow, Hadoop, and Spark.
  • Automatic Data Transfer Service
  • Full control over access to the data stored
  • Easy to read and write data in BigQuery via Cloud Dataflow, Spark, and Hadoop
  • It provides customer support via Chat, Phone and Contact Form
  • Supported Platforms: Android, iOS, Mac, Linux and Windows
  • Price: Request a Quote from Sales
  • Free Trial: Life Time Free Basic Plan

Pros

  • For long-running queries, BigQuery performs much better
  • The automated backup and restore of data
  • Almost all data sources are natively integrated.
  • There are no limits to the size of the storage or the processing power
  • It is very affordable to use BigQuery
  • BigQuery supports low latency streaming

Cons

  • It can be confusing to use several SQL dialects
  • The lack of support for updates and deletions
  • Limitations regarding the exporting of data

Download now: https://cloud.google.com/bigquery/

FAQs

A Data Warehousing is a central repository of the data integrated from various sources. Data Warehouse is considered as a core component for business intelligence, which stores current and historical data into one place for creating analytical reports. The goal is to derive profitable insights from collected data.

Here are the best data warehousing tools:

Data Warehousing Tools are the software components used to perform various operations on a large volume of data. Data Warehousing management tools are used to collect, read, write, and migrate large data from different sources. Data warehouse tools also perform various operations on databases, data stores, and data warehouses like sorting, filtering, merging, aggregation, etc.

We should consider the following factors while selecting a Data Warehouse Software:

  • Functionalities offered
  • Performance and Speed
  • Scalability and Usability features
  • Security and Reliability
  • Integration options
  • Data Types supported
  • Backup and Recovery support for data
  • Whether the software is Cloud-based or On-premise

BEST Data Warehouse Tools

Name Platform Free Trial Link
QuerySurge Windows and Linux 15-Day Free Trial Learn More
BiG EVAL Web-Based 14-Day Free Trial Learn More
Oracle data warehouse Cloud-based 30 Days Free Trial Learn More
Amazon Redshift Cloud-based 60-Day Free Trial Learn More
Domo Windows, Mac and Linux 30-Day Free Trial Learn More

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