
OSFMount
OSFMount is a free tool for mounting disk images in Windows, supporting ISO, VMDK, E01 formats, and creating RAM disks for performance. Read-only mode preserves integrity.
Overview of OSFMount
OSFMount is a powerful Windows utility that enables users to mount local disk image files as physical disks or logical drive letters, providing seamless access to bit-for-bit copies of entire disks or partitions. This versatile tool supports a wide range of disk image formats including raw images, ISO files, forensic formats like E01 and AFF, and virtual machine images such as VMDK and VHD. By mounting these images as read-only by default, OSFMount ensures the integrity of original files while offering optional read/write capabilities through its innovative write cache mode.
Beyond disk image mounting, OSFMount excels as high-performance RAM disk software, creating virtual drives in system memory for applications requiring lightning-fast data access. This makes it particularly valuable for database operations, gaming cache optimization, and browser performance enhancement. The tool integrates seamlessly with Disk Imaging and Virtual Drive solutions, offering forensic investigators, IT professionals, and power users a comprehensive disk management solution that combines security with exceptional speed.
How to Use OSFMount
Getting started with OSFMount involves a straightforward installation process followed by intuitive operation through either its graphical interface or command-line options. After downloading the free 64-bit version, users with administrator privileges can install the software and immediately begin mounting disk images by selecting the desired file format, choosing between physical disk emulation or logical drive letter assignment, and configuring read-only or write cache modes. For RAM disk creation, users simply specify the desired size and format, then access the ultra-fast virtual drive through standard Windows file operations. The command-line interface supports batch operations and automation, making OSFMount suitable for both interactive use and scripted workflows in enterprise environments.
Core Features of OSFMount
- Multi-Format Image Mounting – Supports over 15 disk image formats including ISO, VMDK, E01, and raw images
 - High-Speed RAM Disks – Creates virtual drives in system memory with exceptional read/write performance
 - Write Cache Protection – Preserves original image integrity while allowing modifications through delta files
 - Physical Disk Emulation – Mounts images as physical drives for forensic analysis and system utilities
 - Command-Line Interface – Enables automation and batch processing for advanced users
 
Use Cases for OSFMount
- Forensic analysis of disk images without altering original evidence
 - Rapid access to frequently used CD/DVD ISO images
 - Performance optimization for database applications using RAM disks
 - Gaming cache acceleration for improved load times
 - Browser performance enhancement through RAM-based cache
 - Virtual machine disk image inspection and modification
 - Secure temporary storage with non-persistent RAM disks
 
Support and Contact
For technical support and inquiries, visit the official OSForensics support page. While no direct email contact was found, the development team maintains comprehensive documentation and troubleshooting resources on their website to assist users with installation, configuration, and common issues related to disk image mounting and RAM disk operations.
Company Info
OSFMount is developed by PassMark Software, an Australian company specializing in system benchmarking, forensic analysis tools, and performance optimization software. The company has established itself as a trusted provider of professional-grade utilities for IT professionals, forensic investigators, and system administrators worldwide, with a focus on reliable, high-performance solutions for complex computing challenges.
Login and Signup
OSFMount requires no account creation or login process for basic functionality. Users can simply download the software directly from the official website and begin using it immediately after installation. The free version provides full access to all core features without registration requirements, making it accessible to both individual users and enterprise environments seeking efficient disk image management solutions.
OSFMount FAQ
What is OSFMount used for in digital forensics?
OSFMount enables forensic investigators to mount disk images as read-only drives for analysis without altering original evidence, supporting formats like E01 and AFF.
How does OSFMount's RAM disk feature improve performance?
OSFMount creates virtual drives in system RAM, providing speeds up to 20,000 MiB/sec for applications requiring high-speed disk access like databases and games.
Can OSFMount mount ISO files on Windows 10 and 11?
Yes, OSFMount fully supports mounting ISO CD images and other formats on Windows 10 and 11, offering faster access than physical optical drives.
What is write cache mode in OSFMount?
Write cache mode allows modifications to mounted images by storing changes in separate delta files, preserving the original image integrity.
Does OSFMount support command-line operations?
Yes, OSFMount includes comprehensive CLI support for batch mounting, automation, and integration with forensic workflows and scripts.
OSFMount Pricing
Current prices may vary due to updates
Free
Complete 64-bit version supporting all disk image formats, RAM disk creation, write cache mode, and command-line interface with no limitations or time
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