CBFS Developer Subscription

CBFS Developer Subscription (formerly CBFS Professional Developer Subscription) includes access to all of Callback Technologies' developer libraries. This includes components for virtual file systems, access control and monitoring, Windows File Explorer customization, file synchronization, and more. It also includes editions for every Desktop, Mobile, and Server platform, covering .NET Framework, .NET, C++, Java, Delphi, macOS, iOS, Android, Qt, Go, Rust, and more. Additionally, the subscription provides free upgrades and updates, ensuring developers always have access to the latest versions of the software.

Components for Filesystem Virtualization, File Synchronization, Access Control, and more:

  • CBFS Connect - A leading SDK for creating and managing virtual filesystems from almost any type of storage.
  • CBFS Filter - A filter driver library that allows you to track and control filesystem, registry, and process manager operations.
  • CBFS Sync - A cross-platform library enabling seamless synchronization between local filesystems and cloud storage or other remote repositories.
  • CBFS Shell - An easy way to...

Latest News

Simplify the Development of Network Filtering Apps
Simplify the Development of Network Filtering Apps
March 28, 2025Product Update
CBFS Professional Developer Subscription Vol. 1 2025 adds a new PCAP Filter which helps control packet capture and analysis.
Build an NFS Server For Cross-platform File Sharing
Build an NFS Server For Cross-platform File Sharing
January 21, 2025Product Update
CBFS Professional Developer Subscription Vol. 2 2024 adds Network File System (NFS) server, enabling file access for macOS, Linux and Windows.
CBFS Developer Subscription Details: When you purchase a CBFS Developer Subscription, you will receive a Product Key for each licensed developer. During the subscription term, this product key unlocks...

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As official and authorized distributors, ComponentSource supplies you with legitimate licenses directly from Callback Technologies.
Component Type
  • .NET Framework & Cross-platform Components
  • C++ Class Libraries (Windows / Linux / macOS)
  • Native Delphi Components
  • Java Classes
  • Android-Optimized Java Classes
  • Python Modules
  • Qt Class Libraries
  • Go Packages
  • XCFramework for macOS and iOS development
  • Rust Packages