COSMO: Accelerated ADMM-based solver for convex conic optimisation problems (LP, QP, SOCP, SDP, ExpCP, PowCP). Automatic chordal decomposition of sparse semidefinite programs.

Julia interface for OSQP: The Operator Splitting QP Solver

Accelerators for fixed-point methods, used in the conic solver COSMO.jl

Julia wrapper for CDCS (https://github.com/oxfordcontrol/CDCS/)

A free LDL factorisation routine (Julia implementation)