jpegoptim is a command-line JPEG optimizer supporting lossless and lossy recompression, metadata control, progressive JPEGs and parallel processing.
Read more
Category: Graphics
Oxipng – multithreaded lossless PNG optimizer
Oxipng is a multithreaded lossless PNG compression optimizer (CLI and library).
Read more
pngcrush – optimizer for PNG files
Pngcrush is a free and open source optimizer for PNG (Portable Network Graphics) files. It is a command-line tool.
Read more
ZopfliPNG – high-compression PNG optimizer
ZopfliPNG is a PNG optimizer that trades processing time for smaller files using intensive filtering, recompression and colour-type trials.
Read more
OptiPNG – advanced PNG optimizer
OptiPNG optimizes PNG files, i.e. reduce their size to a minimum, without losing semantic information.
Read more
pngquant – compress PNG images with efficient palettes
pngquant compresses PNG images by converting them to efficient 8-bit palettes with alpha transparency, quality controls and configurable dithering.
Read more
Lepton – image compression tool and file format
Lepton is a tool and file format for losslessly compressing JPEGs by an average of 22%.
Read more
MozJPEG – Mozilla JPEG Encoder Project
MozJPEG improves JPEG compression efficiency achieving higher visual quality and smaller file sizes at the same time.
Read more
Guetzli – perceptual JPEG encoder
Guetzli is a JPEG encoder that aims for excellent compression density at high visual quality.
Read more
GottenGeography – photo geotagging application
GottenGeography is a geotagging application written for the GNOME desktop. It’s written in Python.
Read more
GPS Correlate – add GPS locations to photographs
GPS Correlate matches photo timestamps with GPX tracks and writes location, elevation and direction data into JPEG EXIF metadata.
Read more
KGeoTag – geotagging program
KGeoTag is a standalone geotagging program. It’s free and open source software written in the C++ programming language.
Read more
Geotag – match date/time information from photos
Geotag is software to match date/time information from photos with location information from a GPS unit or from a map.
Read more
GpsPrune – view, edit and convert GPS data
GpsPrune views, edits and converts GPS coordinate data, tracks and waypoints with maps, profiles, photo geotagging and 3D visualisation.
Read more
GNOME Screenshot – discontinued screenshot utility
GNOME Screenshot is a discontinued GNOME desktop screenshot utility, replaced by GNOME Shell’s built-in capture interface in GNOME 42.
Read more
CoreShot – lightweight screenshot capture utility
CoreShot provides simple desktop, window and region screenshot capture for Linux, with a lightweight Qt interface from the CuboCore project.
Read more
Spectacle – screenshot capture and screen recording utility
Spectacle captures and annotates screenshots, records desktop video on Wayland, and offers shortcuts, delayed capture and export tools.
Read more
Shutter – feature-rich screenshot tool for Linux
Shutter captures, edits and organises screenshots on Linux, offering annotation tools, plugins and limited screenshot support on Wayland.
Read more
ScreenGrab – screenshot capture utility
ScreenGrab captures desktop, region and window screenshots with custom shortcuts, delayed capture and automatic saving on Linux desktops.
Read more
Ksnip – screenshot and annotation tool
Ksnip captures and annotates screenshots on Linux, Windows and macOS, with image editing, privacy tools and flexible sharing options.
Read more