While there is no dedicated "High Jump Mod" for Project I.G.I. , you can achieve a similar effect using a "Fly Mode" trainer or by exploiting specific in-game physics glitches 1. Fly Mode Trainer (Recommended)
Overall, I would recommend the IGI 1 High Jump mod to fans of the original game who are looking to enhance their gameplay experience. The mod is easy to install, and makes a noticeable difference in gameplay. While there are some minor bugs, they do not detract from the overall experience. Igi 1 High Jump Mod Download
If you want vertical movement without pure super-jumps, consider these sister mods: While there is no dedicated "High Jump Mod" for Project I