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Welcome to Aviary

Getting Started

Getting Started
Installation
Expected User Knowledge
Underlying Tools
What’s Next?

User Guide

Aviary Fundamentals
Aircraft Models Included With Aviary
Python API
Examples of the same mission at different UI levels
Command Line Tools
Drawing and running simple missions
Pre-Mission and Mission
Visualizing Results from Aviary
Features and Functionalities
Defining a Custom Variable Hierarchy
Subsystems
Overriding Variables
FLOPS Based Detailed Takeoff and Landing
Reserve Mission
Multi-Mission Optimization
Off-Design Missions
Payload Range Functionality.
Troubleshooting

Examples

Examples Outline
Running a Simple Mission
Running a Custom Optimization
Running a Reserve Mission
Optimizing the Mission Profile of a Conventional Aircraft
Off-Design Missions
2DOF Detailed Takeoff and Landing
Multi-Mission Example
Creating and Using External Subsystems
Using Aviary and OpenAeroStruct Together
Aviary Model Without AviaryProblem

Theory Guide

Overview of Aviary Functionality
Underlying Concepts
Optimization Algorithms
Validation
Comparison to FLOPS
GASP based BWB model implementation

Developer Guide

Codebase Overview
Coding Standards
Aviary’s AI Policy
Unit Tests
Guidelines for Contributing Code
How to Contribute Docs
- DocTAPE
- DocTAPE Examples
Using Dev Environments from GitHub Actions

Source Docs

Understanding the Variable Metadata
Complete phase_info user options reference for all Aviary EquationsOfMotion
SubsystemBuilder
Source Docs

Miscellaneous Resources

Frequently Asked Questions
Resources
Converting from legacy phase_info user options

Repository
Open issue

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variable_deprecations.py

variable_deprecations.py#

By Aviary team at NASA

© Copyright 2026.