Abstract
This study analyzed the research developments on foamed geopolymers (FGPs) in construction applications, aiming to evaluate advancements, challenges, and prospective future directions. Data for the review were collected using the Scopus database. The evaluation identified key publishing sources, keyword trends, leading authors in terms of citations and publications, most-cited papers, and regions actively involved in FGP research. Additionally, the study discussed the demand for FGP, the main challenges to its implementation, and potential solutions. A notable increase in publications on FGP was observed, indicating growing interest among researchers. Keyword trends emphasized the growing interest in FGPs for thermal insulation and fire-resistant applications, underscoring their potential to address critical sustainability challenges in the construction industry. An analysis of prominent authors and their extensively cited works showed the principal contributors driving innovation within this domain. The review highlighted current research gaps concerning the long-term performance and durability of FGPs when subjected to extreme environmental conditions. Furthermore, the necessity for advanced processing techniques to enhance material characteristics and cost-effectiveness for practical applications was discussed. This study might be valuable for both researchers and industry, providing recommendations to address existing gaps and promote the advancement and implementation of FGPs in sustainable construction.

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