Twenty-six codes were added to the ASCL in March:

ASTERIX: X-ray Data Processing System
BAOlab: Image processing program
CCDPACK: CCD Data Reduction Package
CHIMERA: Core-collapse supernovae simulation code
computePk: Power spectrum computation

disc2vel: Tangential and radial velocity components derivation
GAIA: Graphical Astronomy and Image Analysis Tool
GPU-D: Generating cosmological microlensing magnification maps
GRay: Massive parallel ODE integrator
Inverse Beta: Inverse cumulative density function (CDF) of a Beta distribution

ISAP: ISO Spectral Analysis Package
JAM: Jeans Anisotropic MGE modeling method
KAPPA: Kernel Applications Package
KINEMETRY: Analysis of 2D maps of kinematic moments of LOSVD
Lightcone: Light-cone generating script

MGE_FIT_SECTORS: Multi-Gaussian Expansion fits to galaxy images
MLZ: Machine Learning for photo-Z
pyExtinction: Atmospheric extinction
RMHB: Hierarchical Reverberation Mapping
SLALIB: A Positional Astronomy Library

SOFA: Standards of Fundamental Astronomy
SURF: Submm User Reduction Facility
T(dust) as a function of sSFR
Unified EOS for neutron stars
Viewpoints: Fast interactive linked plotting of large multivariate data sets

YNOGKM: Time-like geodesics in the Kerr-Newmann Spacetime calculations

And seventeen codes were added to the ASCL in April:

AMBIG: Automated Ambiguity-Resolution Code
AST: World Coordinate Systems in Astronomy
CAP_LOESS_1D & CAP_LOESS_2D: Recover mean trends from noisy data
carma_pack: MCMC sampler for Bayesian inference
Comet: Multifunction VOEvent broker

LTS_LINEFIT & LTS_PLANEFIT: LTS fit of lines or planes
macula: Model of rotational modulations of a spotted star
RegPT: Regularized cosmological power spectrum
SAS: Science Analysis System for XMM-Newton observatory
SER: Subpixel Event Repositioning Algorithms

SpecPro: Astronomical spectra viewer and analyzer
Spextool: Spectral EXtraction tool
TORUS: Radiation transport and hydrodynamics code
TTVFast: Transit timing inversion
VictoriaReginaModels: Stellar evolutionary tracks

WFC3UV_GC: WFC3 UVIS geometric-distortion correction
ZDCF: Z-Transformed Discrete Correlation Function

Thirty-five codes were added to the ASCL in February:

Aladin Lite: Lightweight sky atlas for browsers
ANAigm: Analytic model for attenuation by the intergalactic medium
ARTIST: Adaptable Radiative Transfer Innovations for Submillimeter Telescopes
astroplotlib: Astronomical library of plots
athena: Tree code for second-order correlation functions

BAOlab: Baryon Acoustic Oscillations software
BF_dist: Busy Function fitting
CASSIS: Interactive spectrum analyzer
Commander 2: Bayesian CMB component separation and analysis
CPL: Common Pipeline Library

Darth Fader: Galaxy catalog cleaning method for redshift estimation
DexM: Semi-numerical simulations for very large scales
FAMA: Fast Automatic MOOG Analysis
GalSim: Modular galaxy image simulation toolkit
Glue: Linked data visualizations across multiple files

gyrfalcON: N-body code
HALOFIT: Nonlinear distribution of cosmological mass and galaxies
HydraLens: Gravitational lens model generator
KROME: Chemistry package for astrophysical simulations
libsharp: Library for spherical harmonic transforms

MGHalofit: Modified Gravity extension of Halofit
Munipack: General astronomical image processing software
P2SAD: Particle Phase Space Average Density
PyGFit: Python Galaxy Fitter
PyVO: Python access to the Virtual Observatory

PyWiFeS: Wide Field Spectrograph data reduction pipeline
QUICKCV: Cosmic variance calculator
QuickReduce: Data reduction pipeline for the WIYN One Degree Imager
SPLAT-VO: Spectral Analysis Tool for the Virtual Observatory
SPLAT: Spectral Analysis Tool

TARDIS: Temperature And Radiative Diffusion In Supernovae
UVMULTIFIT: Fitting astronomical radio interferometric data
Vissage: ALMA VO Desktop Viewer
wssa_utils: WSSA 12 micron dust map utilities
XNS: Axisymmetric equilibrium configuration of neutron stars

Twenty codes were added to the ASCL in July, and eighteen in August.

July:
AstroTaverna: Tool for Scientific Workflows in Astronomy
cosmoxi2d: Two-point galaxy correlation function calculation
CTI Correction Code
DustEM: Dust extinction and emission modelling
ETC++: Advanced Exposure-Time Calculations

FieldInf: Field Inflation exact integration routines
im2shape: Bayesian Galaxy Shape Estimation
ITERA: IDL Tool for Emission-line Ratio Analysis
K3Match: Point matching in 3D space
LENSVIEW: Resolved gravitational lens images modeling

MAH: Minimum Atmospheric Height
Monte Python: Monte Carlo code for CLASS in Python
NEST: Noble Element Simulation Technique
Obit: Radio Astronomy Data Handling
orbfit: Orbit fitting software

phoSim: Photon Simulator
PURIFY: Tools for radio-interferometric imaging
Shapelets: Image Modelling
SIMX: Event simulator
SOPT: Sparse OPTimisation

August:
APPSPACK: Asynchronous Parallel Pattern Search
BASIN: Beowulf Analysis Symbolic INterface
Ceph_code: Cepheid light-curves fitting
ChiantiPy: Python package for the CHIANTI atomic database
CReSyPS: Stellar population synthesis code

CRUSH: Comprehensive Reduction Utility for SHARC-2 (and more…)
GYRE: Stellar oscillation code
JHelioviewer: Visualization software for solar physics data
LensEnt2: Maximum-entropy weak lens reconstruction
LOSSCONE: Capture rates of stars by a supermassive black hole

MapCurvature: Map Projections
MoogStokes: Zeeman polarized radiative transfer
RADLite: Raytracer for infrared line spectra
SMILE: Orbital analysis and Schwarzschild modeling of triaxial stellar systems
SPEX: High-resolution cosmic X-ray spectra analysis

SYN++: Standalone SN spectrum synthesis
SYNAPPS: Forward-modeling of supernova spectroscopy data sets
THELI GUI: Optical, near- & mid-infrared imaging data reduction

Also in August, we added one very cool web resource, the NASA Exoplanet Archive.

Sixteen codes were added to the ASCL in June:

BEHR: Bayesian Estimation of Hardness Ratios
Bessel: Fast Bessel Function Jn(z) Routine for Large n,z
grmonty: Relativistic radiative transport Monte Carlo code
Harmony: Synchrotron Emission Coefficients
LRG DR7 Likelihood Software

MADCOW: Microwave Anisotropy Dataset Computational softWare
MAPPINGS III: Modelling And Prediction in PhotoIonized Nebulae and Gasdynamical Shocks
Pico: Parameters for the Impatient Cosmologist
PROM4: 1D isothermal and isobaric modeler for solar prominences
PROS: Multi-mission X-ray analysis software system

SAC: Sheffield Advanced Code
STF: Structure Finder
Tapir: A web interface for transit/eclipse observability
VHD: Viscous pseudo-Newtonian accretion
Yaxx: Yet another X-ray extractor

ZEUS-2D: Simulation of fluid dynamical flows

I’m behind and am glad my next weekend starts on Thursday and runs for four days; perhaps I’ll get caught up! Eight codes added in June are now available and more are coming. Watch this space.