| AmberInpcrdFile | AmberInpcrdFile parses an AMBER inpcrd file and loads the data stored in it |
| AmberPrmtopFile | AmberPrmtopFile parses an AMBER prmtop file and constructs a Topology and (optionally) an OpenMM System from it |
| AmoebaGeneralizedKirkwoodForce | This class implements an implicit solvation force using the generalized Kirkwood/OBC model |
| AmoebaHarmonicAngleForce | This class implements an interaction between triplets of particles that varies harmonically with the angle between them |
| AmoebaHarmonicBondForce | This class implements an interaction between pairs of particles that varies harmonically with the distance between them |
| AmoebaHarmonicInPlaneAngleForce | This class implements an interaction at trigonal centers corresponding to the projected in-plane angle bend energy between four particles; the energy varies harmonically with the angle between them |
| AmoebaMultipoleForce | This class implements the Amoeba multipole interaction To use it, create a MultipoleForce object then call addMultipole() once for each atom |
| AmoebaOutOfPlaneBendForce | This class implements the Amoeba Out-of-plane bend interaction To use it, create a OutOfPlaneBendForce object then call addOutOfPlaneBend() once for each outOfPlaneBend |
| AmoebaPiTorsionForce | This class implements the Amoeba pi-torsion interaction To use it, create a PiTorsionForce object then call addPiTorsion() once for each torsion |
| AmoebaStretchBendForce | This class implements the Amoeba stretch bend interaction To use it, create a StretchBendForce object then call addStretchBend() once for each stretchBend |
| AmoebaTorsionForce | This class implements an torsion interaction among four particles |
| AmoebaTorsionTorsionForce | This class implements the Amoeba torsion-torsion interaction To use it, create a TorsionTorsionForce object then call addTorsionTorsion() once for each torsionTorsion |
| AmoebaUreyBradleyForce | This class implements an interaction between pairs of particles that varies harmonically with the distance between them |
| AmoebaVdwForce | This class implements an interaction between pairs of particles that varies harmonically with the distance between them |
| AmoebaWcaDispersionForce | This class implements an interaction between pairs of particles that varies harmonically with the distance between them |
| AndersenThermostat | This class uses the Andersen method to maintain constant temperature |
| Atom | An Atom object represents a residue within a Topology |
| BrownianIntegrator | This is an Integrator which simulates a System using Brownian dynamics |
| Chain | A Chain object represents a chain within a Topology |
| CMAPTorsionForce | This class implements an interaction between pairs of dihedral angles |
| CMMotionRemover | This class prevents the center of mass of a System from drifting |
| Context | A Context stores the complete state of a simulation |
| CustomAngleForce | This class implements interactions between sets of three particles that depend on the angle between them |
| CustomBondForce | This class implements bonded interactions between pairs of particles |
| CustomExternalForce | This class implements an "external" force on particles |
| CustomGBForce | This class implements complex, multiple stage nonbonded interactions between particles |
| CustomHbondForce | This class supports a wide variety of energy functions used to represent hydrogen bonding |
| CustomIntegrator | This is an Integrator that can be used to implemented arbitrary, user defined integration algorithms |
| CustomNonbondedForce | This class implements nonbonded interactions between particles |
| CustomTorsionForce | This class implements interactions between sets of four particles that depend on the torsion angle between them |
| DCDFile | DCDFile provides methods for creating DCD files |
| DCDReporter | DCDReporter outputs a series of frames from a Simulation to a DCD file |
| Element | An Element represents a chemical element |
| Force | Force objects apply forces to the particles in a System, or alter their behavior in other ways |
| ForceField | A ForceField constructs OpenMM System objects based on a Topology |
| GBSAOBCForce | This class implements an implicit solvation force using the GBSA-OBC model |
| GBSAOBCSoftcoreForce | This class implements an implicit solvation force using the GBSA-OBC model |
| GBVIForce | This class implements an implicit solvation force using the GB/VI model |
| GBVISoftcoreForce | This class implements an implicit solvation force using the GB/VI model |
| HarmonicAngleForce | This class implements an interaction between groups of three particles that varies harmonically with the angle between them |
| HarmonicBondForce | This class implements an interaction between pairs of particles that varies harmonically with the distance between them |
| Integrator | An Integrator defines a method for simulating a System by integrating the equations of motion |
| LangevinIntegrator | This is an Integrator which simulates a System using Langevin dynamics |
| LocalEnergyMinimizer | Given a Context, this class searches for a new set of particle positions that represent a local minimum of the potential energy |
| Modeller | Modeller provides tools for editing molecular models, such as adding water or missing hydrogens |
| MonteCarloBarostat | This class uses a Monte Carlo algorithm to adjust the size of the periodic box, simulating the effect of constant pressure |
| NonbondedForce | This class implements nonbonded interactions between particles, including a Coulomb force to represent electrostatics and a Lennard-Jones force to represent van der Waals interactions |
| NonbondedSoftcoreForce | This class implements nonbonded interactions between particles, including a Coulomb force to represent electrostatics and a Lennard-Jones force to represent van der Waals interactions |
| OpenMMException | This class is used for all exceptions thrown by OpenMM |
| OutOfPlaneSite | This is a VirtualSite that computes the particle location based on three other particles' locations |
| PDBFile | PDBFile parses a Protein Data Bank (PDB) file and constructs a Topology and a set of atom positions from it |
| PDBReporter | PDBReporter outputs a series of frames from a Simulation to a PDB file |
| PeriodicTorsionForce | This class implements an interaction between groups of four particles that varies periodically with the torsion angle between them |
| Platform | A Platform defines an implementation of all the kernels needed to perform some calculation |
| RBTorsionForce | This class implements an interaction between groups of four particles that varies with the torsion angle between them according to the Ryckaert-Bellemans potential |
| Residue | A Residue object represents a residue within a Topology |
| RPMDIntegrator | This is an Integrator which simulates a System using ring polymer molecular dynamics (RPMD) |
| Simulation | Simulation provides a simplified API for running simulations with OpenMM and reporting results |
| State | A State object records a snapshot of the current state of a simulation at a point in time |
| StateDataReporter | StateDataReporter outputs information about a simulation, such as energy and temperature, to a file |
| System | This class represents a molecular system |
| ThreeParticleAverageSite | This is a VirtualSite that computes the particle location as a weighted average of three other particle's locations |
| Topology | Topology stores the topological information about a system |
| TwoParticleAverageSite | This is a VirtualSite that computes the particle location as a weighted average of two other particle's locations |
| VariableLangevinIntegrator | This is an error contolled, variable time step Integrator that simulates a System using Langevin dynamics |
| VariableVerletIntegrator | This is an error contolled, variable time step Integrator that simulates a System using the leap-frog Verlet algorithm |
| Vec3 | Vec3 is a 3-element tuple that supports many math operations |
| VerletIntegrator | This is an Integrator which simulates a System using the leap-frog Verlet algorithm |
| VirtualSite | A VirtualSite describes the rules for computing a particle's position based on other particles |
| XmlSerializer | XmlSerializer is used for serializing objects as XML, and for reconstructing them again |
