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How to Demo a Developer Tool, CLI or API on Video

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Developer products are difficult to showcase on video because their most valuable features, such as the time saved, are often invisible on screen. The article recommends a structured demo covering the problem, installation, a minimal working example, and the result, typically kept to 60 to 90 seconds. It stresses readability, advising large fonts, short lines, highlighted key changes, and high contrast so terminal and code text can be read on phones. For APIs, which have no user interface, it suggests showing requests and responses side by side or pairing code with its visible effect. The author also notes that copyable code should accompany the video in the post or README, since viewers cannot copy text from a video.

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