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Free tool to mark points and polygon regions

  • Hacker News

For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML from the coordinates you tack on the image. tack runs entir...

  • Published: May 6, 2026
  • First seen: May 9, 2026
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AI Summary

For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML from the coordinates you tack on the image. tack runs entir...

Best for

Teams evaluating AI product workflows / Builders comparing emerging tools / Operators tracking early category shifts

Why it matters

Primary discovery source is Hacker News.

Key Features

  • Primary public product URL is https://tack.pics/.
  • Description: For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML....
  • Listed on Hacker News as "Free tool to mark points and polygon regions".
  • Source description: For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML....
  • Source publish date is 2026-05-06.

Use Cases

  • Primary discovery source is Hacker News.
  • Hacker News mention is recent (2026-05-06).
  • Primary public product URL is https://tack.pics/.
  • Description: For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML....
  • Listed on Hacker News as "Free tool to mark points and polygon regions".

Why Now

Free tool to mark points and polygon regions is appearing on fresh discovery surfaces, so it is worth reviewing while momentum is still forming. Confidence is currently low (41/100), so treat this as an early signal rather than a settled trend.

Community Signals

Trend score

39.1

24h momentum

Rising

Hacker News points

16

Rising

Facts / Signals / Inference / Unknowns

Facts

  • Listed on Hacker News as "Free tool to mark points and polygon regions".
  • Source description: For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML....
  • Source publish date is 2026-05-06.
  • Description: For a game I'm developing I needed an easy way to create hotspot areas on images. So I hacked together a small tool to do so and before I knew it, I had created an entire app :-) It allows you to generate JSON or YAML....
  • Primary public product URL is https://tack.pics/.

Signals

  • Hacker News mention is recent (2026-05-06).
  • Primary discovery source is Hacker News.

Inference

Trust data is still pending

The evidence pipeline has not produced enough structured trust blocks for this product yet.

Unknowns

  • Documentation is not explicitly linked in the current allowed evidence set.
  • No tagline is stored on the current product record.
  • Pricing details are not explicitly linked in the current allowed evidence set.
  • Recent changelog or release history is not explicitly linked in the current allowed evidence set.

Evidence Snapshots

Free tool to mark points and polygon regions

Listed on Hacker News as "Free tool to mark points and polygon regions".

Free tool to mark points and polygon regions official profile

Primary public product URL is https://tack.pics/.

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Original Sources

Hacker News