HighlightHelper.js
The text playground

HighlightHelper.js JS Library Demos

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Select a passage, choose a color, and leave a note. Try overlapping marks, find a phrase, or follow the text word by word.

01Make your mark

Select text below, then apply a mark. Tap an existing mark to edit it.

Interactive document
FIELD NOTES / 07

The art of paying attention

A quiet morning begins with small observations. Light moves across the wall. A leaf rests on the windowsill. We notice the details we usually miss when we give ourselves a moment to pause.

Reading works the same way. A sentence can hold more than one idea, and a good passage often deserves a second look. Mark a phrase that stays with you, or draw a line beneath a thought worth keeping.

Ideas rarely stay inside neat boundaries. One thought ends here, while the next begins with a different rhythm. Select across these paragraphs to keep the connection intact.

Leave a note for your future self. Try a different style, layer two marks over the same words, or follow a related passage. This small reference stays outside your selected text.

The best observations are sometimes simple: pay attention, stay curious, and return to what matters.

Select a passage to begin.
Mark settings & document controls

Saved marks

Hover over a mark to inspect it.
Live interaction activity

    03Follow the rhythm

    Play a timed reading sequence with a moving word highlight.

    Word-by-word playback

    Slow down for a moment. Let each word find its place. A sentence becomes a path, and your attention follows it, one small step at a time. There is no need to hurry. Just read, notice, and begin again.

    Ready to read.Silent playback

    Choose a mark

    Several items share this passage.