Best 11 Open-Source Reporting Tools in 2025

Open-source reporting tools are great for businesses that are on a budget and need data reporting features. Businesses can extract data from many sources. They can then present it with reporting tools. The reports are used for further analysis. You can also export these reports to different file formats. 

This article lists the 11 best open-source reporting tools for 2025. We highlight their features, benefits, and use cases. These tools have many features. They include intuitive dashboards and advanced analytics. They help businesses stay competitive in a changing landscape. Read on to find the perfect reporting solution for you! 

What Are Open-Source Reporting Tools

Open-source reporting tools are software. They provide reporting and business data. They aid in decision-making. They also transform raw data into knowledge. These tools allow you to take out and show data. You can present data in the form of charts, tables, and other infographics. 

That said, the goal of these open-source reporting tools is to organize and visualize data. Here are the benefits that reporting tools offer to businesses: 

• Internal Process Optimization
• Bottleneck Detection
• Increase Business Operations
• Predicting Business Opportunities

Why Do You Need Open-Source Reporting Tools

Businesses these days have and collect large amounts of data daily. But raw data does not have value without proper analysis and presentation. This is where open-source reporting tools come into play. They turn complex datasets into insights. Decision-makers can use these for planning. 

Here are the key factors why your business needs open-source reporting tools: 

• Data Made Simple
• Improved Decision Making
• Timesaving
• Better Collaboration and Communication
• Customizable Insights

11 Best Open-Source Reporting Tools List

• Metabase
• KNIME
• BIRT by IBM
• Pentaho
• ReportServer
• JasperReports
• JFReeChart
• KNOWAGE
• QueryTree
• Seal Report & ETL
• Flexmonste

Many open-source reporting tools have useful features. They include bulk data import, data regression, custom reports, and data filtering. You can use these free tools to create intuitive reports.

• Metabase

Metabase is a BI tool for data reporting. It helps you create data queries and shows the results in various formats. You can save everything in a central dashboard. With this tool, you can build semantic data models and connect to many data sources. You can create queries without using SQL. It also lets you send data and reports through email.

Features

• 15+ templates for data visualization
• Automated report creation post-data visualization
• A visual query builder for creating queries of complex data
• Insert data visualizations into different web pages or presentations
• Tools for tracking intensive data queries.

• KNIME

KNIME is an open-source reporting tool for managing data science projects. It supports end-to-end operations. Users can build data models and share insights easily. This tool also allows access, analysis, and visualization of data.

Features

• Support bulk data analysis
• Data blending for different data types
• Statistical tests for hypothesis
• AI models for data regression, representation, etc.
• Store the processed data in multiple formats

• BIRT

BIRT is an open-source reporting platform by IBM. It allows users to create charts and traditional reports. You can embed these reports in various web applications. BIRT also generates reports for TADDM software. Users can design reports using JDBC data sources and SQL queries for databases.

Features

• BIRT viewer for viewing data charts and reports
• Data management portal for running the reports
• Modify the exported file via a designer tool
• Runtime engine for rendering or publishing reports

• Pentaho

Pentaho helps users with data integration, analysis, and reporting. With it, you can prepare, deploy, and analyse business data. It has report-designing tools where you can create and share detailed reports. You can use it for ad-hoc reporting and workflow management.

Features

• Codeless pipeline creation for quick data extraction
• Supports meta data injection
• Schema workbench for Mondrian OLAP testing
• Business intelligence for analytics

• ReportServer

ReportServer is a business intelligence tool. It helps businesses use data to make better decisions. The tool offers ad-hoc reporting and report scheduling. This makes it easy to generate and share reports. As an open-source tool, it supports multi-dimensional OLAP reporting. Users can create pixel-perfect reports and ensure they are audit-proof. Additionally, the software allows for customization through scripting.

Features

• Import and export files in different formats
• Conditioning scheduling to execute reports
• Data sinking via FTP, SFTP, FTPS, Email, etc.
• Report customization supported
• Supports OLAP Mondrian for data analysis

• JasperReports

JasperReports is an open-source reporting tool. You can create and share reports on the screen, printer, or in many file formats. Its main purpose is to create page-oriented, ready-to-print documents in a simple manner. This tool comes with a library of reporting templates to generate different reports.

Features

• Drag and drop functionality to design reports
• Support for data filtering and conditional formatting
• Interactive report generation via different graphs and charts
• Share reports in multiple formats like PDF, XLS, ODT, XML, etc.
• Restrict the access with the multi-tenant management

• JFreeChart

JFreeChart is an open-source reporting tool for data visualization. Users can create graphs, pie charts, and Gantt charts. You can export these charts to PNG, JPEG, PDF, and SVG formats.

Features

• Create reports with several chart types
• Export charts in Swing components, JavaFX components, image format, etc.
• Design extension supports both client and server-side applications.
• Support both 2D and 3D graph charts

Suggested Read: 15 Best Free and Open Source Task Management Software

• KNOWAGE

KNOWAGE is a comprehensive analytics and business intelligence software. Users use it to organize their data and gain valuable insights for creating data-driven strategies. Its features include ad-hoc reporting, document exporting, and KPI visualization. All these features help users organize and understand the data better.

Features

• Supports pixel perfect reporting
• Data clubbing from different sources
• Role-based access control
• Scheduler to generate reports in bulk
• Automated reports collection

• QueryTree

QueryTree is a data reporting and visualization tool. It allows users to develop and share reports with Microsoft SQL Server, PostgreSQL, or MySQL databases. With it, users select, club, and visualize different data sets for these databases. You can easily create reports anytime and share them with your team. Use the simple drag-and-drop feature and visualization options to make your reports look great!

Features

• Data organization with the sorting tool
• Remove errors in the data automatically
• Share reports in different formats
• Statistical tools to perform data calculations
• Encrypted connections for databases

• Seal Report and ETL

Seal Report and ETL is one of the best free open-source reporting tools to create daily reports from NoSQL sources. You can use this reporting tool to create queries from different data sources, display data, and share them with team members via email. You can load data in bulk for report generation using Seal Report and ELT.

Features

• Upload and edit reports on the web
• Reports scheduler
• Dynamic SQL sources to query your SQL
• Tasks creation for ELT data (Extract, Load, Transform) tasks
• Report customization with HTML5

• Flexmonster

Flexmonster helps users visualize the different data sets through intuitive reports. You can use it to show your data with various pivot charts and graphs. This makes it easy to understand and gain insights. Flexmonster has a simple toolbar. You can save, format, or export reports in different ways.

Features

• Report export into PDF, Excel, HTML, CSV, etc.
• Data aggregation and filtering
• Built-in pivot charts for data visualization
• 10+ themes for report customization
• Support for data grouping

Benefits of Using Open-Source Reporting Tools

By the help of open-source reporting tools, businesses can integrate data, get reports, and share them with other teams. Some other benefits of using data reporting tools include: 

• Easy Data Consolidation: You can get data from different sources. This makes it easier to generate reports in a short period of time.

• Export Reports in Different Formats: The tools let users share them in many file formats. This allows users to edit the report in any software that supports a particular file format.

• Improves Data Accuracy: These tools detect and fix the errors present in them. They ensure that they provide accurate data for further analysis. This helps make informed decisions based on true statistics.

• Many Options for Data Infographics: Open-source reporting tools offer graphs, charts, and tables for data visualization. Many options make it easier to visualize data for a better understanding.

• Complex Data Calculation: Data reporting tools come with advanced statistical features. These features make it easier to perform complex data calculations. This not only saves time but also provides error-free calculations.

Conclusion

As businesses continue to rely on data for decision making. Open-source reporting tools give a solution to all businesses. They offer them powerful features such as report generation and real-time analytics. 

The tools in this article show the flexibility of open-source reporting tools. Whether you are a startup or an established business, using these tools will help. They can make your operations easier, and you can gain a competitive advantage.

Start using these tools today. Unlock your business data to drive growth and innovation in 2025 and beyond.

Related Categories: Big Data Tools | Machine Learning Software | Statistical Analysis Software

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