Apps to Color correction

Olive Video Editor is a powerful, open-source, non-linear video editor designed for professionals and enthusiasts alike. It offers a robust set of tools for cutting, merging, color grading, and applying effects, all within a intuitive interface. Being cross-platform and ad-free makes it a compelling alternative to commercial software.

GIMP (GNU Image Manipulation Program) is a powerful, free, and open-source raster graphics editor used for image manipulation, retouching, composition, and authoring. It supports a vast array of file formats and provides sophisticated tools comparable to commercial alternatives, making it a versatile choice for photographers, designers, and artists.

Nocturne is a discontinued macOS application designed to modify display colors for improved viewing in low-light environments.

LiVES is a powerful open-source video editing and VJing software designed for users of all skill levels. It offers a comprehensive suite of tools for both linear and non-linear editing, real-time video effects, and synchronized audio manipulation, making it suitable for creating everything from simple home movies to complex visual performances.

Red Moon is an open-source Android screen filter application designed to reduce eye strain and improve sleep quality by adjusting the screen's color temperature and brightness, primarily by filtering out blue light during nighttime use.

Open Camera is a comprehensive and entirely free camera application designed for Android devices. It offers a wealth of professional-grade features and granular control over your photography and videography, making it a powerful tool for both casual users and enthusiasts.

OpenToonz is a powerful, open-source 2D animation software widely used in professional studio production and by independent artists alike. It offers a comprehensive suite of tools for vector and raster drawing, frame-by-frame animation, bone rigging, complex effects, and scanned drawing cleanup.

ffdshow is a versatile directshow decoding filter designed for playback of video and audio streams, primarily focusing on formats like MPEG-4 ASP (DivX, Xvid), H.264/AVC, and various audio codecs. While discontinued, it remains a powerful tool for those requiring fine-grained control over media playback.

Cinelerra is a powerful, open-source non-linear video editing and compositing software designed for Linux. It offers a comprehensive suite of tools for editing professional-quality video, including advanced keyframe animation, color correction, chroma keying, and audio processing.

Synfig Studio is a powerful, free, and open-source 2D animation software designed for creating high-quality, professional-looking vector animations. It offers a timeline-based workflow, extensive control over layers and parameters, and support for various animation techniques, making it a robust tool for artists and animators.

gThumb is a versatile image viewer and organizer for the GNOME desktop environment. It offers a comprehensive suite of tools for browsing, managing, and performing basic edits on your photo collection. Beyond simple viewing, gThumb facilitates organizing images with tags, finding duplicates, and executing batch operations like renaming and format conversion, making it a practical choice for digital photo management.

Shotcut is a free, open-source, and cross-platform video editor offering a wide array of features for both beginners and experienced users. Supporting numerous formats and providing non-linear editing, it's a powerful tool for video creation without watermarks or license fees.

GIMPshop was a discontinued modification of the free and open-source GIMP image editor, designed to provide a user interface and workflow closer to Adobe Photoshop for users transitioning between the two programs. It aimed to reduce the learning curve for Photoshop users exploring open-source alternatives.

Kdenlive is a powerful, free, and open-source non-linear video editor built on the robust MLT Framework and KDE. It provides a comprehensive suite of tools for video editing, from simple cuts to complex multi-track compositions.

OpenShot Video Editor is a powerful yet simple free and open-source video editor available for Windows, macOS, and Linux. It offers a user-friendly interface and a comprehensive set of tools for creating and editing videos, supporting a wide range of formats and codecs.

VirtualDub is a classic, free and open-source video processing utility for Windows, designed for linear video editing, capturing, and batch processing. It excels at precise cutting, filtering, and re-encoding for digital video files.