List of the Top 6 Image Converters for Linux in 2025

Imgproxy stands out as a remarkably swift and secure image processing solution. This tool is engineered to enhance developer efficiency and streamline the creation of image processing workflows. Imgproxy Pro takes it a step further, offering an enhanced version with prioritized support, intelligent image modifications, and advanced machine learning capabilities. With thousands of users ranging from eBay and Photobucket to numerous startups, imgproxy is trusted across various projects due to its ability to cut costs and eliminate the limitations of fixed image formats. Backed by 15 years of collective expertise in machine learning, we have curated an impressive array of over 55 features. Among these are object detection, video thumbnail creation, color adjustments, auto-quality enhancements, advanced optimizations, watermarking, and the ability to convert GIFs to MP4. Its versatility makes imgproxy an indispensable tool for developers looking to elevate their image processing capabilities.

MConverter is a versatile online converter that allows for the transformation of various file types, including video, audio, images, e-books, documents, and archives. It simplifies the process of bulk conversions, allowing users to select multiple files from different sources, even using the clipboard with Ctrl+V for convenience. Once the conversion is finished, users have the flexibility to save the output files to any desired location on their device. Additionally, MConverter provides the capability to compress PDF files in bulk, offering options for basic, strong, and extreme compression that can reduce file sizes by as much as 90%, depending on the original document. The tool can also analyze files with missing extensions, try to guess their real formats and offer to convert them to other formats you can already use on your device. MConverter supports document and PDF tasks, including converting between Office formats, exporting to and from PDF, and turning PDFs into images. It also handles multimedia needs such as extracting audio from videos, converting to high-quality or space-saving audio formats, creating and optimizing GIFs or animated WebP, and extracting video frames. Additionally, it converts HEIC photos to common formats, and converts subtitle files. With a wide array of supported formats, MConverter caters to various needs, including: 3g2, 3gp, 7z, aac, ac3, ai, aif, aiff, amv, arw, avi, avif, azw, azw3, bmp, bz2, cab, cbr, cbz, cr2, cr3, cso, csv, deskthemepack, dng, doc, docx, drawio, epub, fb2, flac, flv, gif, gz, heic, htm, html, ico, iso, jar, jpeg, jpg, json, jxl (jpeg xl), m4a, mcaddon, mcpack, mctemplate, mcworld, md (markdown), mid, mkv, mobi, mov, mp3, mp4, mpeg, mpg, mpo, mxf, nef, odp, ods, odt, ogg, opus, pdf, pdf/a, png, ppm, pps, ppsx, ppt, pptx, psd, raf, rar, rtf, rw2, sami, smi, srt, sub, svg, tar, tbz2, tgz, themepack, tif, tiff, tini, tsv (tab), txt, txz, vob, wav, webm, webp, wma, wmv, xcf, xls, xlsx, xz, zip.

XnConvert is a powerful and fast free batch image converter that operates across various platforms, allowing users to optimize their photo collections with ease. It provides an effortless way to rotate, convert, and compress images while offering more than 80 different actions, such as resizing, cropping, and applying color adjustments or filters. Supporting a vast range of popular image and graphic formats, including JPEG, TIFF, PNG, GIF, WebP, PSD, JPEG2000, JPEG-XL, OpenEXR, camera RAW, HEIC, PDF, DNG, and CR2, it caters to diverse user needs. Users can also save and reuse their presets for future conversions, which significantly boosts productivity. XnConvert is available on multiple platforms, with versions designed for Windows, Mac, and Linux in both 32-bit and 64-bit variants. The tool is enhanced by multilingual support, featuring translations in over 20 languages, making it accessible to a global audience. Its intuitive interface, complemented by convenient drag-and-drop functionality, ensures a seamless user experience. Notably, XnConvert supports more than 500 formats and allows exporting to roughly 70 different file types, solidifying its reputation as an exceptional tool for comprehensive image processing tasks. Furthermore, the consistent updates and community feedback contribute to its ongoing improvement and versatility.

JDeli supports both reading and writing images in the HEIC format, and it offers comprehensive conversion capabilities between HEIC formats and a variety of other image file types. This process can be accomplished in a single step, and for those needing to manipulate images with Java, JDeli allows for separate reading and writing of HEIC files. To enhance performance during image processing, utilizing threading can be beneficial, and JDeli is designed to work seamlessly with threads, setting it apart from ImageIO. Its API closely resembles that of ImageIO, making it simple for developers to switch between the two libraries within their projects. The development team at IDRsolutions is consistently updating JDeli, as they integrate it into their other software solutions. Moreover, JDeli is crafted entirely in Java, eliminating the need for any plugins or platform-specific dependencies, ensuring a smooth and versatile user experience. This independence from platform constraints further solidifies JDeli's usability across various Java applications.

The Pi7 image compression tool is capable of reducing JPEG image sizes to as low as 50kb, effectively optimizing the storage space needed for these images. By utilizing this tool, one can achieve significant reductions in file size while maintaining image quality.

ZeeConvert is a comprehensive, browser-based online toolkit designed to simplify digital file management and optimization for users ranging from professionals to students and casual creators. The platform offers a suite of powerful yet easy-to-use tools for converting, compressing, cropping, and resizing images and documents—all without the need for any software downloads or installations. Users can quickly reduce the file size of high-resolution PNG or JPG images, which helps save valuable storage space and enhances website loading speeds for better user experiences. It supports a wide variety of image formats including PNG, JPG, and WebP, enabling effortless format conversions tailored to user needs. ZeeConvert’s intuitive interface guides users through a straightforward process: upload the file, select desired settings, and download the optimized output in seconds. Its fully web-based architecture ensures seamless functionality across desktops, tablets, and smartphones, making it a convenient choice for on-the-go file optimization. ZeeConvert places a strong emphasis on user privacy, ensuring that no uploaded files are ever stored or shared beyond the immediate session. This commitment to data security gives users peace of mind when handling sensitive documents or images. The platform’s simplicity and free access break down barriers to effective digital file management, empowering users of all levels to optimize their content efficiently. Whether managing files for work, school, or personal use, ZeeConvert offers a reliable, fast, and secure solution for all your file conversion and optimization needs.