Comprehensive Feature Set: The library offers a wide range of functionalities, including support for Unicode, various font types, PDF encryption, image embedding, and advanced color spaces. It also provides capabilities for creating and editing interactive forms, digital signatures, and linearized PDFs for faster web viewing.

Performance and Scalability: Users have noted that the library is scalable, thread-safe, and extremely fast, making it suitable for deployment on various Java platforms, from personal computers to mainframes.

Ease of Integration: The API is designed to be user-friendly, allowing developers to create PDFs without extensive knowledge of the PDF specification. It integrates standard Java classes, simplifying tasks such as moving pages between documents.

Customer Support: Some users have expressed satisfaction with BFO's support team, highlighting prompt and effective assistance.

Learning Curve: While the API is designed for ease of use, new users may still encounter a learning curve when integrating the library into complex projects.

Limited Public Reviews: There is a scarcity of publicly available user reviews and testimonials, making it challenging to gauge the library's performance across diverse use cases.