Particle
POVAMA - Persint OpenGL Visualisation for ATLAS Muon Analysis
Science, Physics, Particle, Software - Povama. Persint OpenGL Visualization for ATLAS Muon Analysis.
https://povama.sourceforge.net/
FeynDiagram - Draw Feynman Diagrams
Science, Physics, Particle, Software - FeynDiagram.com. Free C++ library for drawing Feynman diagrams.
http://feyndiagram.com/
FLUKA (Fluktuierende Kaskade)
Science, Physics, Particle, Software - FLUKA (Fluktuierende Kaskade). A stand-alone particle physics Monte-Carlo simulation package.
http://www.fluka.org
TeXsis - TeX macros for Physicists
Science, Physics, Particle, Software - Texsis - TeX Macros for Physicists. This package provides a number of useful features for typesetting research papers.
https://www.texsis.org/
Institut de Fisica d'Altes Energies (IFAE-Barcelona)
Science, Physics, Particle, Research Groups - Institut de Fisica d'Altes Energies (IFAE-Barcelona). High Energy Physics Institute with research groups in experimental and theoretical particle physics.
https://www.ifae.es/
Southampton High Energy Physics (SHEP)
Science, Physics, Particle, Research Groups - Southampton High Energy Physics (SHEP). Describes the groups varied research.
https://www.hep.phys.soton.ac.uk/
University of London, University College - HEP
Science, Physics, Particle, Research Groups - University of London, University College - HEP. An explanation of the role this group plays with the ATLAS, CDF, Future Linear Collider, MINOS, OPAL and ZEUS experiments.
https://www.hep.ucl.ac.uk/
High Energy Physics Group - Department of Physics - University of Cambridge
Science, Physics, Particle, Research Groups - University of Cambridge - Cavendish Laboratory - High Energy Physics. An overview of current experimental and theoretical research at the laboratory.
https://www.hep.phy.cam.ac.uk/
Institute for Particle Physics Phenomenology
IPPP, Institute for Particle Physics Phenomenology, Durham University
https://www.ippp.dur.ac.uk/
Birmingham University - Elementary Particle Physics Group
Science, Physics, Particle, Research Groups - Birmingham University - Elementary Particle Physics Group. The group works with the ALICE, ATLAS, BaBar, H1, NA57 and OPAL.
http://www.ep.ph.bham.ac.uk/
Argonne National Laboratory
Science, Physics, Particle, Research Groups - Argonne National Laboratory. Conducts research in areas of both theoretical and experimental particle physics.
https://www.hep.anl.gov/