Apache JSPWiki VS PBworks Wiki Hub

Apache JSPWiki is an open source Wiki engine, feature-rich and built around standard JEE components.

PBworks Wiki Hub provides tools to build wikis for your organization.

Open Source
Apache JSPWiki is an open-source project, meaning it is free to use and allows for collaborative development and transparency in the source code.
Extensible
JSPWiki supports plugins, templates, and skins, allowing users to extend its functionality and customize the appearance according to their needs.
Version Control
It includes built-in version control, so users can track changes to pages, revert to previous versions, and understand the evolution of content.
Java-Based
Being Java-based, it can be integrated into environments that already use Java technology, providing compatibility and ease of deployment in such ecosystems.
Active Community
JSPWiki benefits from an active community that contributes to its development, provides support, and shares knowledge and solutions.

Complex Setup
Setting up JSPWiki can be complex and may require knowledge of Java and web server environments, which can be a barrier for less technical users.
Limited Built-in Features
Compared to some other wiki software, JSPWiki may have fewer built-in features, requiring additional plugins or customization for advanced functionalities.
Resource Intensive
Running JSPWiki can be resource-intensive, particularly for large instances or those with heavy customizations, necessitating robust hosting environments.
Learning Curve
Users unfamiliar with wiki concepts or Java-related technologies may face a steep learning curve in effectively utilizing and managing JSPWiki.
Documentation Quality
The quality and comprehensiveness of documentation might not be sufficient for all users, leading to challenges in troubleshooting and feature implementation.