# Alternatives to Flameshot Open source annotated screenshots. Flameshot ranks #7 of 8 in Screenshot tools, with an Alt Score of 50. It is licensed under GPL-3.0, free from Free and available on Windows, macOS and Linux. 8 of 9 checklist rows are verified against a public source. Source: https://altcatalog.com/alternatives/flameshot/ Category: Screenshot tools ## Where Flameshot stands out - **Open source** — 3 of 8 apps with a verified answer have this ## Overview - **Who it's for**: Linux, Windows, and macOS users who need a fast way to capture and mark up screenshots, from casual users to developers who want CLI/scripting control over screenshot workflows. - **What you get**: An open-source (GPL v3) screenshot tool with a built-in editor for arrows, highlighting, blur, text, freehand drawing, shapes, an incrementing counter, and solid color boxes. It includes a configuration dialog for customizing colors, buttons, keyboard shortcuts, and save behavior, plus a command-line interface for scriptable, GUI-less captures. - **How it works**: Launch Flameshot, drag a selection box around the area to capture, annotate it directly in the popup toolbar, then save, copy, or upload the result. ## Profile - **License**: GPL-3.0 (verified 2026-07-10) - **Pricing model**: Free (verified 2026-07-10) - **Starts at**: Free (verified 2026-07-10) - **Platforms**: Windows, macOS, Linux - **Status**: active (verified 2026-07-10) ## Ranked alternatives | # | App | Alt Score | Licence | Platforms | |---|-----|-----------|---------|-----------| | 1 | [Shottr](https://altcatalog.com/alternatives/shottr.md) | 90 | Proprietary | macOS | | 2 | [CleanShot X](https://altcatalog.com/alternatives/cleanshot-x.md) | 75 | Proprietary | macOS | | 3 | [Greenshot](https://altcatalog.com/alternatives/greenshot.md) | 70 | GPL-3.0 | Windows, macOS | | 4 | [ksnip](https://altcatalog.com/alternatives/ksnip.md) | 70 | GPL-3.0 | Windows, macOS, Linux | | 5 | [Monosnap](https://altcatalog.com/alternatives/monosnap.md) | 70 | Proprietary | Windows, macOS, Browser extension | | 6 | [Snagit](https://altcatalog.com/alternatives/snagit.md) | 65 | Proprietary | Windows, macOS | | 7 | [Lightshot](https://altcatalog.com/alternatives/lightshot.md) | 45 | Proprietary | Windows, macOS, Browser extension | Alt Score = Verified coverage (90%) + Visibility (10%). See https://altcatalog.com/how-alt-score-works/ ## Feature comparison Legend: Yes / No / Partial / ? (not verified). | Screenshot tools checklist | Flameshot | Shottr | CleanShot X | Greenshot | ksnip | Monosnap | |---|---|---|---|---|---|---| | Pricing model | Free | Freemium | One-time | Free | Free | Freemium | | Starts at | Free | Free | $29 | Free | Free | $2.5 USD/mo | | License | GPL-3.0 | Proprietary | Proprietary | GPL-3.0 | GPL-3.0 | Proprietary | | Platforms | Windows, macOS, Linux | macOS | macOS | Windows, macOS | Windows, macOS, Linux | Windows, macOS, Browser extension | | Region / window / scrolling capture | Partial | Yes | Yes | Partial | Partial | Yes | | Annotations | Yes | Yes | Yes | Yes | Yes | Yes | | OCR text extraction | No | Yes | Yes | Partial | Partial | Yes | | Instant share link | ? | Yes | Yes | ? | Partial | Yes | | Cloud upload | Yes | Yes | Yes | Yes | Yes | ? | | Pixel measure & color picker | Partial | Yes | Partial | Partial | Partial | Yes | | Self-hosted upload target | No | Yes | No | Partial | Yes | Yes | | One-time purchase option | No | Yes | Yes | Yes | No | No | | Open source | Yes | No | No | Yes | Yes | No | ## Sources Sources for Flameshot. Each alternative is sourced on its own page. - **License**: GPL-3.0 — (verified 2026-07-10) - Note: GitHub API license metadata: spdx_id GPL-3.0. - Quote: “GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007” - **Starts at**: Free — (verified 2026-07-10) - Note: No paid tier; free OSS. - Quote: “GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007” - **Platforms**: Windows, macOS, Linux — (verified 2026-07-10) - Quote: “Install on Linux → Install on macOS → Install on Windows” - **Pricing model**: Free — (verified 2026-07-10) - Note: Free/libre GPL-3.0; no pricing page or paid tier (homepage tagline: 'Free & open source screenshot software'). - Quote: “GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007” - **Status**: active — (verified 2026-07-10) - Note: archived": false, ... "pushed_at": "2026-07-10T06:29:33Z"" - **Region / window / scrolling capture**: Partial — (verified 2026-07-10) - Note: Region + full-screen/per-monitor capture documented; no window or scrolling/long-page capture. - Quote: “--region Screenshot region to select” - **Annotations**: Yes — (verified 2026-07-10) - Quote: “In-app screenshot editing.” - **OCR text extraction**: No — (verified 2026-07-10) - Note: Feature list has no OCR. - Quote: “Customizable appearance. Easy to use. In-app screenshot editing. DBus interface. Upload to Imgur.” - **Cloud upload**: Yes — (verified 2026-07-10) - Quote: “Upload to Imgur.” - **Pixel measure & color picker**: Partial — (verified 2026-07-10) - Note: Color picker only; no pixel-measurement/ruler tool. - Quote: “Starts the color picker” - **Self-hosted upload target**: No — (verified 2026-07-10) - Note: Only Imgur upload documented; no custom/self-hosted uploader. - Quote: “In Flameshot we have provided our users with a common Client ID with which they can upload their screenshots without creating their own accounts on Imgur” - **One-time purchase option**: No — (verified 2026-07-10) - Note: Free OSS; no purchase. - Quote: “GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007” - **Open source**: Yes — (verified 2026-07-10) - Quote: “GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007” --- Ranked by verified data, never by who paid. https://altcatalog.com/trust/