or the toolbar to select your source (file, memory, or disk).
– v1.2.3 (Apr 2026) [Download for Windows] [Download for macOS] [Download for Linux (AppImage/Deb)] helium hex editor
Performance tip: For a 10GB file, Helium uses memory-mapped search with progress indication and cancellation. or the toolbar to select your source (file, memory, or disk)
| Editor | Open Time | Scrolling Smoothness (60fps) | Search (single pattern) | RAM Usage | |--------|-----------|-------------------------------|-------------------------|-----------| | HxD (Win) | 8 sec | Stutters at edges | 2.1 sec | ~800 MB | | 010 Editor | 11 sec | Smooth | 1.5 sec | ~1.2 GB | | | 4 sec | Smooth | 1.8 sec | ~220 MB | helium hex editor