During his scientific career Igor Vujović has participated in the projects named below:
1. Nove tehnologije u dijagnostici i upravljanju brodskih porivnih sustava (250-2502209-2364; Leader-Head of research: R. Antonić). Project was financed by Croatian Ministry of Science Education and Sports, 2007. (in the capacity of Adjunct Collaborator)
2. Računarski simulacijski model pomorskog edukativnog sustava Hrvatske (0171007). (Leader-Head of research: Z. Kulenović). Project was financed by Croatian Ministry of Science Education and Sports, 2002-2006. (in the capacity of Adjunct Collaborator)
3. CEPUS (1997.) http://www.ceepus.info/default.aspx
4. Project of Professor V. Zanchi during his Masters study: Biomechanics of human locomotion, control and rehabilitation, project number 023022 (in the capacity of Adjunct Collaborator)
5. Project by I. Petrović during phd study: Control of mobile robots and vehicles in unkonwn and dynamic environments, project number 036-0363078-3018, 2007- 2011.
6. Project grant no. H.R.3.1.15-0033 (by izv.prof. M. Slišković), Pomorski menadžment za 21. Stoljeće – održiv i inteligentan razvo obalnog područja kroz razvoj standarda zanimanja i standarda kvalifikacije u području Pomorskog menadžmenta te unapređenja istoimenog sveučilišnog diplomskog studija, 19.6.2015-18.9.2016.
7. Establishment of dataset base for weather influence research in marine video surveillance, (9.3.2018.-9.3.2022.) (Internal project financed by Ministry of Science and Education, Croatia, role: project manager)
8. “Functional integration of University of Split, Faculty of Maritime Studies, Faculty of Chemistry and Technology, and Faculty of Science through Development of Scientific and Research Infrastructure in the Building of 3 Faculties” (1.9.2018-1.4.2021., EU fond, role: investigator)
9. CEKOM, KK.01.2.2.03.0022, 10.9.2020.-10.9.2023. EU fond, IRA 13, role: investigator
10. Remote sensing in a function of sustainable development of maritime sector, funded by ESA (ESA HR3-08), 8.1. 2024. – 7.7. 2025.