There are 4 repositories under discontinuous-galerkin topic.
Trixi.jl: Adaptive high-order numerical simulations of conservation laws in Julia
FLEXI: A high order discontinuous Galerkin framework for hyperbolic–parabolic conservation laws
Adaptive computational fluid dynamics
Discontinuous Galerkin finite element method (DGFEM) for Acoustic Wave Propagation
A Julia library of summation-by-parts (SBP) operators used in finite difference, Fourier pseudospectral, continuous Galerkin, and discontinuous Galerkin methods to get provably stable semidiscretizations, paying special attention to boundary conditions.
Adaptive multiresolution discontinuous Galerkin C++ package
Numerical methods for edge and scrape-off layer blob and turbulence simulations. Homepage:
BoSSS is a flexible framework for the development, evaluation & application of numerical discretization schemes based on the Discontinuous Galerkin method
flux reconstruction method for advection-diffusion type physics
Discontinuous Galerkin FEM Runge-Kutta solver for hyperbolic systems of equations, in particular for shallow water equations.
Two dimensional high-order spectral element method fluid dynamics solver (this code is no longer maintained!)
ODE system solver using dG(q), time-discontinuous Galerkin with Lobatto basis.
A scalable hp-adaptive discontinuous Galerkin solver for non-linear elliptic partial differential equations on curved multi-block meshes.
A library for dynamical cores of atmosphere and ocean models with discontinuous Galerkin finite element method
Custom version of High-Fidelity Large-Eddy SImulation (HiFiLES) code (https://hifiles.stanford.edu/) by UF Theoretical Fluid Dynamics and Turbulence Group (https://faculty.eng.ufl.edu/fluids/).
Discontinuous Galerkin (DG) solver (C++) coupled with a Quasi-Newton line-search algorithm (Python) to optimize the DG mesh.
GALÆXI: A high order discontinuous Galerkin framework for compressible flows on GPU systems
Distributed Poisson Equation Solver Using The Local Discontinuous Galerkin Method
Semiconductor Device Simulator in 2D and 3D
GHOST: Generalized High-Order Solver Toolbox
Space-Time Discontinuous Galerkin Code implemented for final project in graduate course TAM 574 - Advanced Finite Element Methods
Example of usage for gmsh SDK
DG0 solver for non-isothermal flow in porous media
A pure template discontinuous Galerkin method project.