On the recordRead 11 Oct 202621 facts
Scalir
Plans and prices
Scalir
Free
No paid tier · hosted app has a small soft per-session limit · self-hosted and desktop builds are unlimited
Read 11 Oct 2026 · scalir.org
On the record
- Analytics
- The public website uses self-hosted Umami analytics described as cookieless and collecting no personal data; the desktop app and self-hosted copies collect no analytics.scalir.org · read 11 Oct 2026
- Batch processing
- Yesscalir.org · read 20 Sep 2026
- Bulk processing
- It can process a folder in parallel across CPU cores and download the batch as a ZIP or save it to a folder.scalir.org · read 11 Oct 2026
- Compression modes
- bothscalir.org · read 20 Sep 2026
- Desktop availability
- Windows installers are listed for Windows 10/11 and Linux downloads are listed as AppImage, .deb, and .rpm; the site says there is no separate macOS desktop build yet.scalir.org · read 11 Oct 2026
- Hosted limit
- The hosted app has a small soft per-session limit, while self-hosted and desktop builds are unlimited.scalir.org · read 11 Oct 2026
- Intended audience
- The maker says they built it for their own client work, including optimizing images before uploading them to WordPress sites.scalir.org · read 11 Oct 2026
- License
- Scalir is open source under the MIT license.scalir.org · read 11 Oct 2026
- Metadata controls
- Yesscalir.org · read 20 Sep 2026
- Offline use
- Scalir can be installed as a PWA and works offline after first load; native desktop builds are offered for Windows and Linux.scalir.org · read 11 Oct 2026
- Presets
- It includes built-in presets and lets users save custom presets and remember settings between visits.scalir.org · read 11 Oct 2026
- Privacy
- Image processing happens locally, and EXIF/GPS metadata is stripped on re-encode while orientation is preserved.scalir.org · read 11 Oct 2026
- Image resizing
- Yesscalir.org · read 20 Sep 2026
- Resizing
- It supports resizing by exact width, exact height, percentage, or longest-side cap, preserves aspect ratio, and does not upscale images.scalir.org · read 11 Oct 2026
- Self-hosting
- Scalir can be run with Docker behind a firewall with no per-image limits and no data leaving the user's network.scalir.org · read 11 Oct 2026
- Support
- The maker invites bug reports through the GitHub repository or by email at [email protected].scalir.org · read 11 Oct 2026
- Supported formats
- JPG/JPEG,PNG,WebP,AVIF,HEIC/HEIF,GIF,TIFF,BMPscalir.org · read 20 Sep 2026
- Supported inputs
- It accepts JPG/JPEG, PNG, WebP, AVIF, HEIC/HEIF, GIF, TIFF, and BMP images.scalir.org · read 11 Oct 2026
