Audio and video · Edition No. 3 · 28 Aug 2026

CapSoftware/Cap

Open-source Loom with automatic cursor-follow zoom — an amateur screencast that looks funded.

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21.9k stars · AGPL-3.0 · cap-v0.5.9 (2026-08-11)

Open-source Loom with automatic cursor-follow zoom — an amateur screencast that looks funded.

Repo detailsthe review · specs · pros & cons · install

What it is

A desktop screen recorder that captures your screen and webcam and produces a shareable link, in the mould of Loom. Its distinguishing trick is automatic zoom: it follows your cursor and pushes in on whatever you are clicking, without you editing a single keyframe.

Why it matters

Everything else in your marketing depends on someone understanding Grasppy, and the drill-into-a-subtopic idea is exactly the sort of thing that lands in a video and dies in a paragraph. You already own Camtasia, so this is not about replacing your editing suite — it is about the twenty other recordings you will never open Camtasia for: a reply to a support question, a feature teaser, a clip for a cold email. The auto-zoom removes the exact step that makes those feel cheap, and because the share link reports who watched and how far, a demo becomes a measurable marketing asset rather than a file.

Stars21.9k
LicenceAGPL-3.0
Latestcap-v0.5.9 (2026-08-11)checked 7 Sep 2026
Written inRust
NeedsDocker Compose, Docker and MySQL
RunsSelf-hosted on your own server
Setup effort
2 / 5
Payoff
5 / 5
Good
  • Cursor-follow zoom is genuinely automatic — the polish costs you no editing time
  • Share links carry view analytics, so a demo becomes a number and not just a file
  • Self-hostable if you ever want the videos on your own Hetzner box instead of theirs
Watch for
  • Overlaps SnagIt and Camtasia — you are adding a fourth recorder, not replacing three
  • AGPL-3.0 on the main app. Fine as a tool you use; read it before embedding anything
  • The cloud tier is where the sharing lives; self-hosting the sharing half is real work
Works well with

Later it can run self-hosted alongside your other containers (see Coolify, 08) so demo links live on your own domain.

How to get it

Standalone tool on your Mac to begin with — nothing touches Grasppy's code.

Screenshots
CapSoftware/Cap: GitHub preview cardCapSoftware/Cap: Screenshot 1

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