Econophysics Forum - Open journal of complexity - http://www.unifr.ch/econophysics/
Journal of Complexity - Includes original research papers that contain results on complexity. Full text to subscribers. - http://www.elsevier.com/wps/find/journaldescription.cws_home/622865/description
Stochastics and Dynamics (SD) - Modeling, analyzing, quantifying and predicting stochastic phenomena in science and engineering from a dynamical system's point of view. - http://journals.wspc.com.sg/sd/sd.shtml
Nonlinear Phenomena in Complex Systems - An interdisciplinary journal covering computational, and theoretical aspects of phase transitions, critical phenomena, self-organization, bifurcations, chaos, fluctuation phenomena, pattern formation, fractals and complexity. - http://www.j-npcs.org/
Emergence: Complexity and Organization - An international and interdisciplinary subscription journal about human organizations as complex systems and the implications of complexity science for those organizations. - http://emergence.org/
Complex Systems - A journal devoted to the science, mathematics and engineering of systems. Abstracts free; full text to subscribers. - http://www.complex-systems.com/
Progress In Complexity, Information and Design - An online journal which encourages the theoretical development, empirical application, and philosophical implications of information- and design-theoretic concepts for complex systems. - http://www.iscid.org/pcid.php
Complexity Digest - Collects and disseminates online information related to complexity science. - http://www.comdig.org/
InterJournal - Distributed, self-organizing electronic refereed journal on selected topics on complex systems and related sciences, published by the New England Complex Systems Institute. - http://www.interjournal.org/