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Tool Primary Manual Description
ALMA Observing Tool  OT Reference Manual Java application used for the preparation and submission of ALMA Phase 1 (observing proposal) and Phase 2 (telescope runfiles for accepted proposals) materials.
ALMA Sensitivity Calculator Calculates the necessary integration times for a given sensitivity, or vice versa, for your ALMA observing project. Java plugin required
CASA Simulator & Configuration Files Allows user to simulate interferometric observations, including the ALMA observatory. The simulations consider the configuration of the ALMA array, the receiver specifics and atmospheric conditions.
ALMA Observation Support Tool OST Documentation simulates ALMA observations
Splatalogue Splatalogue QuickStart Guide Database for astronomical spectroscopy. Users can search for atomic and molecular transitions lines using several different search parameters such as name, transition, frequency range, energy range, line strength, etc.
Science Ready Data Products The NRAO SRDP Initiative is to designed improve the user experience for radio interferometry data from ALMA and the VLA by providing users with science quality data as well as providing tools for data processing and discovery through an updated archive interface.
Toyama Microwave Atlas Allows users to search for the microwave transitions of some molecules, especially some large organic molecules.
Atmospheric model Allows the user to model the atmospheric transmission as a function of frequency and amount of precipitable water vapor. The output is a plot of the transmission fraction. 
ALMA solar ephemeris generator tool User Manual
Japanese Virtual Observatory Allows users to have a quick look at the released ALMA data and to download fits images.
EU ARC network tools Tools developed by the nodes of the European ARC network.

Community-Developed Tools

Tool Primary Manual Description
Radio Astro Tools The radio-astro-tools package is a hub for community-developed python tools related to ALMA.