| List of equations | http://scienceworld.wolfram.com/physics/ | Gen |
| Periodic table | http://www.ptable.com/ | P |
| Bader Charge Integration | http://theory.cm.utexas.edu/vtsttools/bader/ | DFT |
| Vectors and Tensor Mathematics | http://www.foamcfd.org/Nabla/guides/ProgrammersGuideli1.html#x2-1000 | Continuum Mechanics |
| Generate pseudopotential | https://dl-web.dropbox.com/get/SimulationVault/atom.pdf?w=07faf9e5 | DFT |
| Potentials | http://www.ctcms.nist.gov/potentials/ | Pseudopotentials |
| The Coriolis Force | http://www.youtube.com/watch?v=_36MiCUS1ro | P |
| Math | http://mathworld.wolfram.com/ | Math |
| Periodic table (edax) | http://new.ametek.com/content-manager/files/EDX/Periodic%20Desk%20Mat.pdf | P |
| Tight-binding notes | http://db.tt/zfwECRC | TB |
| Fundamental physical concepts | http://en.wikipedia.org/wiki/Category:Fundamental_physics_concepts | Gen |
| Synonym | http://www.synonyms.net/ | Gen |
| Tetrahedron | http://en.wikipedia.org/wiki/Tetrahedron | Geometry |
| Schoenflies Notation | http://www.planewave.de/icp/atoms/atoms.sgml-7.html | P |
| Crystal Structures | http://cst-www.nrl.navy.mil/lattice/index.html | DFT |
| vdW pseudo (Si, C, H, O) July 2011 MZH | https://www.dropbox.com/home#/Pseudopotentials::: | DFT |
| Apple Open Source | http://opensource.apple.com/ | Computation |
| Mac Pro (12 Processors) | http://www.apple.com/macpro/ | Computation |
| Bader analysis with Siesta | http://voznyy.elinity.com/blog/2008/01/bader-analysis-with-siesta/ | DFT |
| Atom updates | http://bohr.inesc-mn.pt/~jlm/pseudo.html | DFT |
| Math Open Reference | http://www.mathopenref.com/ | Math |
| Linux help | http://www.tuxfiles.org/ | Computation |
| Crystal Structures | http://webmineral.com/crystall.shtml | DFT |
| Crystal Structures | http://www.cryst.ehu.es/ | DFT |
| Electron localization function (ELF) | | |
| Sobolev spaces | http://www.iadm.uni-stuttgart.de/LstAnaMPhy/Weidl/fa-ws04/Suslina_Sobolevraeume.pdf | Math |
| Mathematical Symbols | http://www.rapidtables.com/math/symbols/index.htm | Math |
| Scientific Computing | http://www.cs.illinois.edu/~heath/scicomp/ | Computation |
| Limit of a sequence | http://online.math.uh.edu/HoustonACT/videocalculus/index.html | Math |
| XCrysDen (Fink Installation) | http://pdb.finkproject.org/pdb/package.php/xcrysden | |
| NEB | http://theory.cm.utexas.edu/henkelman/research/saddle/neb/ | Physics |
| Calculus of variations | http://cvgmt.sns.it/papers/ | Math |
| Unit conversion | http://www.unitconversion.org/ | |
| Physical constants | http://physics.nist.gov/cuu/index.html | |
| Integration rules | http://integral-table.com/ | |
| Divergence | http://my.ece.ucsb.edu/bobsclass/201B/W01/vectors.pdf | |
| Free dictionary | http://www.thefreedictionary.com/ | |
| TeXnicCenter | https://admin.kuleuven.be/icts/onderzoek/wetpub/downloads/using-texniccenter | |
| Functioal derv | http://en.wikipedia.org/wiki/Functional_derivative | |