The .7z format is popular for sharing massive datasets because of its high compression ratio.
It is frequently seen in GitHub releases or automated build systems where a file is tagged by a date, such as 2024.12.24.7z or 2026.03.24.7z . For instance, the Travel Modelling Group uses this format for XTMF software builds [27]. 2. Large Datasets (Research & Training)
Research repositories often split large data into numbered volumes (e.g., 01.7z , 02.7z , ... 24.7z ) to make them easier to download [22]. 3. Malware Analysis & Cyber Security