| Multiple file loader front end | 1534 |
| Time-Frequency Toolkit | 1483 |
| Interactive Dartboard | 1152 |
| GenCurvefit | 963 |
| IR File Loaders | 904 |
| SOCKIT - a TCP/IP client for speaking and listening to network sockets using IGOR Pro | 633 |
| Wavelet correlations | 627 |
| Lock-in Amplifier | 600 |
| Planck Distribution Plot | 554 |
| SpXZeigR - Graphing for Chemical Spectroscopies | 538 |
| Baseline Spline Fit | 533 |
| Slideshow | 478 |
| XMLutils - XOP to facilitate working with XML files | 422 |
| Screen Sizer | 410 |
| LaTeXinIGOR | 402 |
| Baseline Fitting | 352 |
| XRD Calculator | 345 |
| Window Desktops | 336 |
| Multipeak Fit version 2 for Beta Test | 327 |
| Maximum Entropy Fitting package | 313 |
