| AddCRImage | Adds cosmic rays to an image |
| AddNoiseGalSet | Adds background noise to a galaxy set |
| AddNoiseImage | Adds background noise to an images |
| CreateImage | Make a blank image |
| DrawShearMap | Create an image of the bias caused by a given shear model |
| EventCounter | Count number of events that have occurred, and stop pipeline after a given point |
| IdentifyObjects | Locate objects within an image and find their centroids |
| MakeGalSet | Create a set of galaxy images using a given model |
| MakeGalSet_v1 | Create a set of galaxy images from lesser resolution images by dithering |
| PlaceObjects | Create a list of object locations and types on an image |
| RealizeObjects | Draw objects on to an image as the specified locations using specified shear model |
| ReconShearMap | Attempt to reconstruct the shear bias map from a provided image |
| ReduceGalSet | Average pixels of a galaxy set to produce a lower-resolution galaxy set |
| RemoveCR | Creates a cosmic-ray-free image from a number of cosmic-ray-full images |
| SubNoiseGalSet | Subtract noise from a galaxy set |
| CalcKSBMoments | Calculates the flux-weighted elliptical moments of a galaxy set |
| CalcKSBObjects | Calculates the flux-weight elliptical moments for a number of objects |
| CalcRRGMoments | Calculates the multipole moments and measures shear as defined in RRG |
| CalcMeanGal | Calculates the mean shapelet spectrum for the average galaxy |
| CalcShearGalSet | Calculates the shear of a galaxy set from their shapelet decompositions |
| DecomposeGalSet | Decompose a set of galaxies into their shapelet components |
| DrawShapeletSet | Draw the images of the shapelet basis |
| ReadCatalog | Reads SExtractor catalog. |
| ReadFitsHeader | Reads the main Header Data Unit (HDU) of a FITS file. |
| ReadFitsPostage | Reads a subset of a FITS file to an image array, centered on given pixel coordinates. |
| OptimizeBeta | Create a list of optimized shapelet scale factors for each galaxy in a galaxy set |
| CopyVal | Copies a variable from one name to another |
| DumpArray | Writes a single array to an ascii file on disk |
| PrintVal | Write a single variable to screen |
| ValueCollector | Collects values during the process() stage, and writes them to the data stream during the global() stage |
| IO_in | Read the data stream from disk, and re-rerun all events |
| IO_out | Write the complete data stream to disk |