NIH Resource for Macromolecular Modeling and Visualization

Usage Metrics Summary (2000-2025)

Website Traffic (2025)

Total Visits: 2,370,000
Unique Visitors: 1,390,000

Software Downloads

All Packages (2000-2025): 3,011,906

VMD Users

Total Unique Users (2000-2025): 893,514
Recent Unique Users (2020-2025): 367,151
NIH-Funded (2020-2025): 65,881

NAMD Users

Total Unique Users (2000-2025): 161,618
Recent Unique Users (2020-2025): 46,145
NIH-Funded (2020-2025): 7,225

Publications Enabled

Total Publications (2000-2025): 98,039
Recent Publications (2021-2025): 42,153
Nature/Science/Cell (2021-2025): 129

Key Highlights

380,000+
Unique Researchers Worldwide
98,039
Publications Enabled Since 2000
68,084
NIH-Funded Users (2020-2025)
3M+
Total Downloads Since 2000

Recent Activity (2020-2025)

Software Total Unique Users NIH-Funded Users NIH % of Total
VMD 367,151 65,881 17.9%
NAMD 46,145 7,225 15.7%
Combined 380,572 68,084 17.9%