Twenty-one codes were added to the ASCL in April:
Astropy: Community Python library for astronomy
Copter: Cosmological perturbation theory
CosmicEmuLog: Cosmological Power Spectra Emulator
CosmoRec: Cosmological Recombination code
DESPOTIC: Derive the Energetics and SPectra of Optically Thick Interstellar Clouds
Diffusion.f: Diffusion of elements in stars
GALSVM: Automated Morphology Classification
IFrIT: Ionization FRont Interactive Tool
MPgrafic: A parallel MPI version of Grafic-1
ORIGAMI: Structure-finding routine in N-body simulation
PEC: Period Error Calculator
pyCloudy: Tools to manage astronomical Cloudy photoionization code
PyNeb: Analysis of emission lines
Qhull: Quickhull algorithm for computing the convex hull
Sérsic: Exact deprojection of Sérsic surface brightness profiles
SFH: Star Formation History
SZpack: Computation of Sunyaev-Zeldovich (SZ) signals
TPZ: Trees for Photo-Z
TVD: Total Variation Diminishing code
VOBOZ/ZOBOV: Halo-finding and Void-finding algorithms