SoftPerfect RAM File System Changelog

DateVersionDetails
2026-09-0326.9
  • Added: macOS support for Intel and Apple Silicon with the full feature set of the Windows version.
  • Added: The Reload command for discarding changes and remounting from the image or folder.
  • Added: An option to wipe memory before releasing it to the system.
  • Added: The ramfsctl mount command for mounting a configured volume on demand.
  • Added: A button for resetting lifetime statistics.
  • Improved: Disk space is reserved at file allocation time, matching NTFS.
  • Fixed: Creating a volume could freeze the application on some systems.
  • Fixed: An interrupted mount could strand a folder-backed volume's source.
  • Fixed: A volume could take a disconnected network drive's letter.
  • Fixed: Some file managers could not copy empty folders to a volume.
  • Fixed: Traffic double-count in lifetime statistics.
2026-08-1026.8.1
  • Added: Folder-backed volumes that mirror an existing folder in RAM.
  • Added: Option to mount a volume as a removable drive for better compatibility.
  • Added: The drive letter of an existing volume can now be changed.
  • Improved: Image files with many small files are now much more compact.
  • Fixed: A rare blue screen when the driver loaded at system startup.
  • Fixed: An image file could fail to mount due to a permission issue.
  • Fixed: Renaming a file to change only the letter case had no effect.
2026-08-0326.8
  • Added: Support for Windows Subsystem for Linux.
  • Added: Volume renaming via the label command and drive properties.
  • Improved: Driver hardening in volume saving, renaming and file locking.
  • Improved: The Create Folders list is no longer limited to 1023 characters.
  • Fixed: File modification times were not updated on overwrite or truncation.
  • Fixed: Reopening a file from an existing handle with ReOpenFile failed.
  • Changed: Volumes now report their file system to Windows as NTFS for better compatibility.
2026-07-2726.7.1
  • Fixed: Memory-mapped file writes could be lost, producing empty or corrupt output.
  • Fixed: Programs requiring administrator rights would not launch from a volume.
  • Fixed: Renaming or moving files across a junction onto a volume could fail.
  • Fixed: Creating a volume could fail when exFAT or FAT32 volumes were present.
2026-07-2426.7
  • A high-performance in-memory file system for Windows that stores files directly in RAM as a native file system, with no virtual block device or NTFS layer, making it faster than any SSD and conventional RAM disks.