OBS Studio
Open Sourceby OBS Project
The standard software for live streaming and screen recording.
- Unlimited scenes and sources
- Live compositing with overlays
- Streams direct to major platforms
Free alternatives to Greenshot
3 screen capture & recording programs worth considering instead of — or alongside — Greenshot.
Alternatives to Greenshot
ShareX
Open Sourceby ShareX Team
The most capable free screenshot and capture tool.
- Region, window and scrolling capture
- Screen recording to video or GIF
- Automated post-capture workflows
Flameshot
Open Sourceby Flameshot
Cross-platform screenshot tool with in-place annotation.
- In-place annotation toolbar
- Blur tool for sensitive data
- Command-line interface
About Greenshot
Greenshot is a lightweight screenshot tool focused on speed: capture a region or window, annotate and highlight it immediately, then export wherever needed. Ideal for documentation and bug reports.
It is open source and runs on Windows. Below are 3 screen capture & recording programs that cover the same ground — some open-source, some cross-platform, each free to use.
Greenshot alternatives compared
| Program | Licence | Platforms | Best known for |
|---|---|---|---|
| OBS Studio | Open Source | Windows, macOS, Linux | Unlimited scenes and sources |
| ShareX | Open Source | Windows | Region, window and scrolling capture |
| Flameshot | Open Source | Windows, macOS, Linux | In-place annotation toolbar |
The alternatives in detail
OBS Studio Open Source
OBS Studio is the tool essentially every streamer and course creator uses: unlimited scenes and sources, live compositing of cameras, screens and overlays, and direct streaming to YouTube, Twitch and other platforms. Notable for unlimited scenes and sources and live compositing with overlays. Runs on Windows, macOS, Linux.
ShareX Open Source
ShareX captures any region, window, scrolling page or screen recording, then runs it through a configurable pipeline — annotate, watermark, save, upload and copy the link automatically. Notable for region, window and scrolling capture and screen recording to video or gif. Runs on Windows.
Flameshot Open Source
Flameshot offers a clean capture experience with annotation tools that appear right at the selection — arrows, boxes, blur and text without opening a separate editor. Notable for in-place annotation toolbar and blur tool for sensitive data. Runs on Windows, macOS, Linux.
How to choose
3 are fully open source (OBS Studio, ShareX, Flameshot) — pick one of these if you value auditable code you can self-host. For the widest platform coverage, OBS Studio, Flameshot run on three or more operating systems. On a Mac, OBS Studio, Flameshot support macOS natively.
All 3 are free to download from the publisher's own website, so installing two or three and testing them on your own files is the fastest way to decide — it costs nothing but a few minutes.