Arxiv: AC Commutative Algebra Articles cover commutative rings, modules, ideals, homological algebra, computational aspects, invariant theory, connections to algebraic geometry and combinatorics.
Elements of Abstract and Linear Algebra Foundational textbook on abstract algebra with emphasis on linear algebra by Edwin H. Connell. Whole book or chapters in DVI, PostScript, and PDF.
The Book of Involutions By M-A. Knus, A. Merkurjev, M. Rost, J-P. Tignol (Preface by J. Tits). AMS Colloquium Publications, Vol. 44 (1998). Table of contents, bibliography, index, errata, reviews.