Bentley Fiber V8i is described as 'Bentley Fiber is a comprehensive solution for designing, documenting, and maintaining outside plant fiber networks' and is a GIS Software in the Network & Admin category. There are six alternatives to Bentley Fiber V8i for a variety of platforms, including Windows, Linux, Online / Web-based, Mac and Android. The best alternative is KeyCom. It's not free, so if you're looking for a free alternative, you could try Kuwaiba. Other great apps like Bentley Fiber V8i are Fibercloud (Paid), Telvent ArcFM (Paid), OSPInSight (Paid) and GE Smallworld Network Inventory (Paid).
Kuwaiba is an enterprise grade, open source Network Inventory System (which covers some aspects of NGOSS/Frameworx), built on top of the Netbeans Platform and Java EE, focused on scalability, reliability, usability and interoperability.
FIBERCLOUD powered by Weezie is an All-in-One Solution for FTTx Deployment Projects. With the Fibercloud Solution, any telecom company can Build, Analyze, Plan, Survey, Design and Maintain FTTx networks with a Fully integrated GIS / CAD SaaS system.