When comparing ReportServer vs Seal Report, the Slant community recommends Seal Report for most people. In the question“What are the best open source reporting tools?” Seal Report is ranked 4th while ReportServer is ranked 6th.
Ranked in these QuestionsQuestion Ranking
Pro Active community
Questions on the community forum are usually answered very quickly. Developers are active there.
Pro Easy to use dashboards
Integrates user centric Dashboard components that allows for easy set up of Dashboards that highlighting the most important KPIs and reports.
Pro Powerful scheduler
ReportServer has a powerful built-in scheduler to run reports at recurring intervals. Custom scheduler targets (e.g. webservices or SFTP uploads) can be specified via scripting.
Pro Cross platform and web-based
ReportServer is a Java web application and can thus be installed on any OS supporting java. Being a web-app allows access to it from anywhere without the need to install additional client software
Pro Enterprise version with support available
Besides the open source version, there is also the commercial ReportServer Enterprise edition which adds additional functionality, in particular, support for scripting and Crystal.
Pro Provides intuitive ad-hoc reporting component
ReportServer's Dynamic List provides a very intuitive, yet powerful ad-hoc reporting component.
Pro Supports multiple reorting engines including JasperReports and Eclipse BIRT
ReportServer integrates several reporting engines including the popular JasperReports, Eclipse BIRT and Crystal.
Pro Task scheduler
Pro Web Report Server
Requires IIS 7 or 8 with MVC4.
Pro HTML 5 charts
Supports ChartJS, NVD3 and Plotly libraries.
Pro Multi database
Any database can be used, it's also possible to work without a database.
Pro Report designer
Designer with drag and drop support.