Athanor by arbastro
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How to export a mechanism as a video, GIF or slides

Open Export (Ctrl+Shift+E) and pick a format under Animation: MP4, GIF, Slides (.pptx), SVG, Lottie or Embed. Choose the background and the video size, then press Export. Save as video in the Timeline does the same.

On a Mac, Ctrl is Cmd.

Steps

  1. Make the animation. See How to animate a reaction mechanism.

  2. Press Ctrl+Shift+E for Export, or Save as video in the Timeline's bar.

  3. Under Animation in the format list, pick one:

    Format File Good for
    MP4 video Slides, video players, social posts
    GIF .gif Web pages and chat, plays everywhere
    Slides .pptx A PowerPoint deck
    SVG .svg An animated picture for web pages
    Lottie .json Apps and websites that play Lottie
    Embed a link Putting the live animation on another site

  4. Set Background (Transparent, White or Black) and Video size (720p, 1080p or 4K).

    Export with MP4 picked under Animation, and the background and video size options.Export with MP4 picked under Animation, and the background and video size options.

  5. Press Export Video.

Note

The note under the options says what a film shows: a schematic, not a computed reaction path. What it cannot write lists anything the chosen format leaves out.

Files and formatsHow to export a figure or structure filePress Ctrl+Shift+E, pick a format (Ctrl-click to pick several), read what it keeps and loses, then press Export or Copy. Export again (Ctrl+Alt+E) repeats the last choice.MechanismsHow to animate a reaction mechanismDraw a mechanism step with its curved arrows, open the Timeline (Animate in the top bar, or Ctrl+Shift+T) and press Animate my arrows. Athanor works out the steps that follow from the arrows and Play runs them as a film.

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Last updated Nov 12, 2026