• A Flexbox-related CSS property (flex) as well as a value of the display property.
• A software development kit (SDK) for the development and deployment of cross-platform rich web applications based on the Adobe Flash platform. Initially developed by Macromedia, released in 2004, then acquired by Adobe, Adobe donated Flex to the Apache Software Foundation in 2011, where it was promoted to a top-level project in 2012. ← Wikipedia ↑ flex.apache.org
• → Flexbox

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