RAIRO - Theoretical Informatics and Applications is a renowned academic journal published by EDP Sciences S A that has been at the forefront of disseminating innovative research and applications in the fields of computer science and mathematics since its inception in 1995. With a focus on theoretical and applied aspects of informatics, the journal serves as a vital resource for researchers and professionals seeking to explore the intricacies of computational theories and their practical applications. Although currently lacking an Open Access model, it provides invaluable insights from distinguished researchers within its Q4 category rankings across its pertinent fields. As reflected in its Scopus rankings, including a position in the 24th percentile for General Mathematics and the 9th percentile for Computer Science Applications, RAIRO is pivotal in contributing to the ongoing discourse and advancements in theoretical informatics. Researchers, professionals, and students will find this journal critical in understanding emerging trends and challenges in the rapidly evolving domains of computer science and mathematics.

ACM Transactions on Algorithms (ISSN: 1549-6325, E-ISSN: 1549-6333) is an esteemed academic journal published by the Association for Computing Machinery (ACM), dedicated to advancing the field of algorithms within the broad domain of mathematics. With an impressive 2023 Quartile Ranking of Q1 in Mathematics (miscellaneous) and a Scopus rank placing it in the 15th percentile of its category, this journal is a pivotal resource for researchers, professionals, and students alike. Covering topics from algorithm design and analysis to applications in diverse areas, it serves as a platform for publishing high-quality, peer-reviewed research that significantly contributes to theoretical advancements and practical implementations. Although it is not an open-access journal, its impact in the academic community is profound, ensuring that vital findings reach a wide audience while promoting innovation and excellence in algorithm research. Established in 2005, with contributions continuing through 2024, ACM Transactions on Algorithms remains at the forefront of its field, underpinning significant developments and collaborations in algorithmic research.

The Australasian Journal of Combinatorics, published by the CENTRE DISCRETE MATHEMATICS & COMPUTING, serves as a vital platform for researchers and professionals engaged in the dynamic field of discrete mathematics and combinatorics. With an ISSN of 2202-3518 and an E-ISSN of the same, this journal has been committed to open access since 2014, ensuring that groundbreaking research is readily available to a global audience. Based in Australia, specifically at the Department of Mathematics, University of Queensland, this journal spans the years from 1996 to 2024, showcasing the evolution of combinatorial research over nearly three decades. Recognized in the 2023 category quartiles as Q3 in Discrete Mathematics and Combinatorics, it ranks 68th out of 92 in Scopus, reflecting its growing influence despite its current percentile of 26th. The Australasian Journal of Combinatorics is dedicated to fostering innovative research and theoretical development, making it a valuable resource for academics and students alike.

The Journal of Computer and System Sciences is a distinguished publication founded in 1967 and continually striving to push the boundaries of knowledge in computer science and applied mathematics. Published by Academic Press Inc, Elsevier Science, this journal boasts impressive credentials, holding a Q1 quartile ranking across multiple categories including Applied Mathematics, Computational Theory and Mathematics, Computer Networks and Communications, and Theoretical Computer Science as of 2023. With a focus on innovative research and comprehensive theoretical developments, this journal serves as a pivotal forum for authors and readers alike, facilitating cutting-edge contributions to the field. The journal is not currently open access, providing a curated selection of high-quality articles for its subscription residents. By engaging with this journal, researchers, professionals, and students can gain insight into the latest trends, prominent methodologies, and significant findings that shape the modern landscape of computing and systems analysis.

COMPUTATIONAL COMPLEXITY is a pivotal peer-reviewed journal published by SPRINGER BASEL AG, dedicated to advancing the field of computational theory and mathematics. Established as a key resource since its inception in 1991, the journal's scope encompasses significant areas including computational complexity, algorithmic processes, and mathematical innovations that shape theoretical computer science. With an impressive history of dissemination and influence, it holds a 2023 category quartile ranking of Q2 and Q3 across various mathematics and computer science disciplines, indicating its substantial contribution to academic discourse. Notably, researchers and practitioners should be aware that while the journal is not an open-access publication, it remains accessible via institutional subscriptions and may include selective open-access options for individual articles. By fostering rigorous scholarly communication, COMPUTATIONAL COMPLEXITY continues to attract a diverse readership of academics, professionals, and students who are keen to explore emerging trends and foundational theories in this dynamic field.

DISCRETE MATHEMATICS AND THEORETICAL COMPUTER SCIENCE, published by DISCRETE MATHEMATICS THEORETICAL COMPUTER SCIENCE in France, stands as a significant open-access journal since 1997, publishing innovative research articles within the intersecting disciplines of discrete mathematics and theoretical computer science. With an ISSN of 1462-7264 and an E-ISSN of 1365-8050, this journal aims to provide a platform for scholarly discourse and dissemination of knowledge, making it accessible to a global audience. It is recognized for its contributions, achieving a Q2 ranking in both Computer Science (Miscellaneous) and Discrete Mathematics and Combinatorics, alongside a Q3 ranking in Theoretical Computer Science as of 2023. The journal’s rigorous selection process ensures that only high-quality research is published, promoting advancements in these critical areas of study. Researchers, professionals, and students alike can benefit from its comprehensive articles that not only enhance theoretical understanding but also foster practical applications in the ever-evolving landscape of computer science.

INFORMATION PROCESSING LETTERS, published by ELSEVIER and with an ISSN of 0020-0190, is a prominent academic journal that serves as a vital resource in the fields of Computer Science, Information Systems, and Signal Processing, among others. As evidenced by its Q3 ranking across various categories in 2023, including Computer Science Applications and Theoretical Computer Science, it provides a rigorous platform for the dissemination of innovative research and theoretical developments. Researchers and professionals can delve into a wide array of subjects pertinent to information processing, contributing to advancements in technology and data management. Although it does not offer Open Access options, the journal maintains an influential presence in scholarly discourse, making it a crucial reference for those engaged in computational innovations and system optimizations. With coverage from 1971 to 2025, it continues to be integral for both seasoned academics and emerging scholars.

Theoretical Computer Science, published by Elsevier, serves as a pivotal platform in the field of computational theory, exploring the foundational aspects of computer science and mathematical logic since its inception in 1975. With both a print ISSN of 0304-3975 and an E-ISSN of 1879-2294, this journal is esteemed for its rigorous peer-review process and commitment to advancing knowledge in theoretical frameworks and algorithms. Positioned in the Q2 quartile for both Computer Science (miscellaneous) and Theoretical Computer Science categories, it ranks #124 out of 232 in general computer science and #73 out of 130 in theoretical computer science according to Scopus metrics, reflecting its significant influence and reach within the academic community. Researchers and professionals can access this journal through institutional subscriptions, providing a plethora of high-quality articles that contribute to ongoing debates and developments in the discipline. The journal's scope encompasses a wide array of topics, ensuring relevance across various subfields, thus making it an essential resource for anyone dedicated to furthering their understanding of theoretical computer science.

JOURNAL OF COMBINATORIAL OPTIMIZATION, published by Springer, stands at the forefront of research in the fields of applied mathematics, computational theory, and combinatorial optimization. With an ISSN of 1382-6905 and E-ISSN of 1573-2886, this esteemed journal serves as a vital platform for groundbreaking studies and methodologies from 1997 to 2024. Notably positioned in the Q3 quartile across several categories, including applied mathematics and discrete mathematics, it reflects a commitment to high-quality research that pushes the boundaries of knowledge in quantitative analysis and algorithm development. Although it does not offer open access, its visibility and impact are underscored by impressive Scopus rankings, such as the 67th percentile in discrete mathematics and combinatorics. The journal aims to foster a comprehensive understanding of combinatorial optimization and its applications, making it an indispensable resource for researchers, professionals, and students eager to stay abreast of the latest trends and advancements in these dynamic disciplines.

JOURNAL OF COMPLEXITY, published by Academic Press Inc. Elsevier Science, is a prestigious academic journal that has been at the forefront of advancements in the field of complexity science since its inception in 1985. With an ISSN of 0885-064X and an E-ISSN of 1090-2708, this journal is recognized for its impactful contributions across a range of mathematical disciplines, evidenced by its Q1 quartile rankings in Algebra and Number Theory, Applied Mathematics, Control and Optimization, Numerical Analysis, Statistics and Probability, and more. Positioned within the top echelons of Scopus rankings, it boasts notable standing—ranking #6 in Algebra and Number Theory and #25 in Numerical Analysis. Researchers, professionals, and students will find the journal's rigorously peer-reviewed articles invaluable for exploring the intricate relationships and phenomena that characterize complex systems. Although not an open-access journal, the insights offered are essential for expanding knowledge in mathematical frameworks and their applications in real-world problems. With a converged publication timeline extending to 2025, the journal is poised to continue shaping the discourse in complexity studies for years to come.