Convert Images to Any Extension

JPEG (Joint Photographic Experts Group) is the most universal image extension worldwide, using lossy compression to reduce file sizes by 60-90% while maintaining excellent visual quality. Perfect for photographs, web images, social media, and any scenario requiring broad compatibility across all devices and platforms.

Portable Network Graphics extension offering lossless compression with full transparency support (alpha channel). Ideal for logos, graphics with text, screenshots, and images requiring sharp edges. Larger file sizes than JPEG but preserves perfect quality through multiple saves, making it essential for web graphics and professional design work.

Modern image file extension developed by Google, delivering 25-35% smaller file sizes than JPEG with superior visual quality. Supports both lossy and lossless compression plus transparency and animation. Excellent for modern websites and applications, though older browsers (pre-2020) may require fallbacks.

Graphics Interchange Format supporting simple animations and 256-color images. Widely compatible across all platforms since 1987. Perfect for simple animations, small icons, and graphics with limited colors. For modern web use, consider WEBP or APNG file extensions for better quality and smaller file sizes.

Scalable Vector Graphics - XML-based vector extension that scales infinitely without quality loss. Perfect for logos, icons, illustrations, and graphics needing multiple sizes. File sizes remain tiny regardless of display size. Fully editable with text editors and design software. Essential for responsive web design and modern UI development.

Windows Icon file extension storing multiple resolutions (16×16 to 256×256 pixels) in a single file. Standard for website favicons and Windows application icons. Supports transparency and multiple color depths. Modern browsers also accept PNG favicons, but ICO ensures maximum compatibility with older systems.

AV1 Image File Format - cutting-edge extension offering 50% better compression than JPEG with superior quality. Supports HDR, wide color gamuts, and transparency. Excellent for next-generation websites and applications, though browser support is still growing (2021+). Ideal for high-quality images at minimal file sizes.

Bitmap file extension storing uncompressed pixel data, resulting in very large file sizes but maximum compatibility. Native to Windows systems since 1990. Offers perfect quality preservation but inefficient storage. Rarely used for web or distribution - typically an intermediate extension for editing or system-level graphics.

Tagged Image File Format - professional standard for print, publishing, and archival storage. Supports lossless compression (LZW), multiple pages, layers, and extensive metadata. Large file sizes but perfect quality preservation. Industry standard for scanning, photography, and prepress workflows. Essential for professional printing and document archiving.

Adobe Photoshop Document - native file extension for Photoshop containing layers, masks, adjustment layers, text, and effects. Essential for professional photo editing and graphic design workflows. While editing-capable, can be flattened and converted to standard extensions (PNG, JPEG, TIFF) for final output and web use.

OpenEXR - high dynamic range (HDR) extension developed by Industrial Light & Magic for visual effects and CGI. Stores 16-bit or 32-bit floating-point data per channel, capturing extreme brightness ranges impossible in standard formats. Industry standard for film production, 3D rendering, and professional photography requiring HDR workflows.

Radiance HDR file extension storing high dynamic range images with extended luminance values. Captures real-world lighting from deep shadows to bright highlights in a single image. Essential for 3D rendering, architectural visualization, and advanced photography. Widely supported in professional imaging software and 3D applications.

DirectDraw Surface - Microsoft extension optimized for real-time rendering and game textures. Supports compressed formats (DXT1-5, BC1-7) reducing GPU memory usage while maintaining quality. Essential for game development, 3D applications, and any scenario requiring efficient texture storage and fast loading times.

Truevision Targa file extension supporting 32-bit color with 8-bit alpha channel. Popular in video game development, animation, and 3D rendering for its simplicity and broad software support. Offers lossless storage with optional RLE compression. Common intermediate extension in content creation pipelines.

JPEG 2000 - advanced format using wavelet compression for superior quality at smaller file sizes compared to standard JPEG. Supports lossless compression, transparency, and 16-bit color depth. Used in digital cinema, medical imaging, and archival storage. Better quality than JPEG but limited web browser support.

JPEG Stereoscopic format storing side-by-side or top-bottom 3D images for stereoscopic viewing. Contains left and right eye perspectives in a single file. Used in 3D photography, VR content creation, and stereoscopic displays. Specialized format for 3D imaging applications and stereoscopic photo sharing.

Portable Float Map - simple HDR format storing floating-point RGB values for high dynamic range imaging. Uncompressed and straightforward, making it popular in computer vision, photogrammetry, and scientific imaging. Preserves maximum precision for computational photography and image processing research.

Flexible Image Transport System (FITS) - standard format in astronomy and scientific imaging for storing telescope images, spectra, and data cubes. Supports extensive metadata, multi-dimensional data, and high bit depths. Essential for astronomical research, astrophotography, and scientific data archiving.

High Efficiency Image Container - Apple's default format since iOS 11, offering 50% smaller file sizes than JPEG while maintaining equivalent visual quality. Uses HEVC (H.265) compression technology. Supports transparency, multiple images, and image sequences. Excellent for iPhone/iPad storage efficiency but requires conversion for compatibility with Windows and Android devices.

High Efficiency Image File format - open standard that HEIC is based on, supporting multiple image codecs including HEVC, AV1, and JPEG. Offers modern compression, HDR support, and advanced features like depth maps and image bursts. Growing adoption across platforms as the successor to JPEG for mobile photography and modern imaging applications.

Standard JPEG format variant - identical to JPG but with the four-letter extension convention used in older systems. Offers the same universal compatibility, lossy compression, and widespread support. The .jpeg and .jpg extensions are completely interchangeable in modern systems, both producing identical image quality and file characteristics.

JPEG file extension variant historically used in some Windows systems and applications. Functionally identical to JPG/JPEG format with the same compression, quality, and compatibility. Rare in modern usage but supported for backwards compatibility with legacy software and archival files from older systems.

JPEG File Interchange Format - standardized version of JPEG designed for maximum interoperability between different systems and applications. Includes specific color space (YCbCr) and resolution metadata requirements. Most JPEG files actually use JFIF structure internally, making it the de facto standard for JPEG image exchange and web delivery.

JPEG variant incorporating JFIF header structure for enhanced compatibility across different platforms and applications. Ensures consistent color space handling and resolution information. Used in some imaging software and legacy systems for reliable JPEG interchange, though modern systems handle all JPEG variants equivalently.

JPEG Interchange Format variant emphasizing portability and cross-platform compatibility. Historical format from early JPEG standardization efforts. Functionally equivalent to standard JPEG with minor header variations. Rarely seen in modern usage but maintained for legacy file support and archival compatibility.

Raw RGB color data storing uncompressed red, green, and blue channel values without any header or metadata. Pure pixel data at 8 bits per channel (24-bit color). Used in video processing, computer vision, scientific imaging, and as intermediate format in image processing pipelines. Requires external information about image dimensions and color space.

Raw RGB with Alpha channel storing uncompressed color data plus transparency information. 32 bits per pixel (8 bits each for red, green, blue, and alpha). Essential for compositing, video effects, and applications requiring precise transparency control. Common in game development, video production, and advanced image processing workflows.

Raw RGB with Opacity channel - variant of RGBA emphasizing opacity data for compositing and blending operations. Stores uncompressed color and transparency information for professional workflows. Used in specialized imaging software, video effects pipelines, and applications requiring explicit opacity layer management.

Raw RGB Float format storing high-precision color data using floating-point values instead of integers. Supports extended dynamic ranges and color values outside standard 0-255 range. Essential for HDR imaging, computational photography, scientific visualization, and any workflow requiring maximum color precision and dynamic range.

YUV color space format separating luminance (Y) from chrominance (U and V components). More efficient for compression and matches human perception better than RGB. Fundamental format in video compression (MPEG, H.264), broadcast television, and digital video pipelines. Allows chroma subsampling for significant data reduction with minimal perceived quality loss.

Packed YUV 4:2:2 format with specific byte ordering (U, Y, V, Y pattern). Used in professional video capture, broadcast equipment, and real-time video processing. Reduces bandwidth requirements by 33% compared to full RGB while maintaining excellent quality. Common in video production hardware and high-end camera systems.

X PixMap format - ASCII-based color image format native to X Window System. Stored as C source code, making it directly includable in Unix/Linux applications. Human-readable and editable with text editors. Popular for small icons, cursor graphics, and UI elements in X11 applications and legacy Unix software.

X BitMap - monochrome (black and white) bitmap format stored as C source code for direct inclusion in Unix/Linux programs. One of the oldest image formats still in use, dating to early X Window System (1980s). Simple, text-based, and perfect for small icons, cursors, and pattern fills in X11 applications.

X Window Dump format capturing screen contents or window images from X Window System. Generated by xwd utility in Unix/Linux for screenshots and window captures. Uncompressed format preserving exact pixel data. Standard format for X11 screen capture and debugging, though modern systems often use PNG or JPEG for screenshots.

XV visual schnauzer thumbnail format used by the XV image viewer application popular in Unix/Linux systems. Optimized for quick loading and display in image browsing applications. Designed specifically for thumbnail generation and rapid image preview in file managers and image cataloging software on Unix platforms.

Sun Raster format - native image format for Sun Microsystems workstations and Solaris operating system. Supports multiple color depths, RLE compression, and various encoding schemes. Widely used in Sun workstations during 1980s-1990s. Still supported for legacy compatibility in scientific and engineering applications that originated on Sun hardware.

Silicon Graphics Image format (RGB format) from SGI workstations, featuring RLE compression and support for multiple channels. Standard format in professional 3D graphics, visual effects, and animation industries during the 1990s. Legacy of SGI's dominance in computer graphics, still supported in professional imaging software for archival compatibility.

Sun Raster format (alternate extension) - same as SUN format, native to Sun Microsystems systems. Stores uncompressed or RLE-compressed bitmap data with support for various color depths. Common in scientific computing, engineering applications, and legacy Unix systems. Maintained for backwards compatibility with archival data from Sun workstations.

Portable Pixel Map - simplest color image format from Netpbm suite, storing RGB values in plain text or binary. Maximum portability across all platforms and programming languages. Easy to parse and generate programmatically. Popular in academic settings, image processing education, and as intermediate format in conversion pipelines.

Portable Bit Map - monochrome (1-bit) format from Netpbm suite, storing black and white images in ultra-simple ASCII or binary format. Each pixel is single bit (0 or 1). Extremely portable and trivial to parse. Perfect for line art, text documents, fax images, and teaching image format fundamentals.

Portable Gray Map - grayscale format from Netpbm suite supporting 8-bit or 16-bit gray values in text or binary encoding. Simple, portable, and widely supported. Common in scientific imaging, document scanning, medical imaging, and computer vision research where color information is unnecessary.

Portable Any Map - umbrella format encompassing PBM (monochrome), PGM (grayscale), and PPM (color). Programs supporting PNM can read any of these formats automatically. Maximum portability and simplicity. Popular in Unix utilities, image processing pipelines, and educational contexts for teaching image manipulation algorithms.

Portable Arbitrary Map - extended Netpbm format supporting arbitrary color depths, transparency, and multiple channels. Modern evolution of PBM/PGM/PPM adding flexibility while maintaining simplicity. Supports grayscale, RGB, RGBA, and custom channel configurations. Used in advanced image processing and scientific applications requiring simple format with extended capabilities.

PC Paintbrush format from ZSoft Corporation, one of the first widely-used bitmap formats for IBM PC (1985). Supported by early DOS graphics software and games. Features RLE compression and multiple color depths. Though obsolete for modern use, still encountered in legacy archives, old game assets, and retro computing applications.

Apple PICT (Picture) format - native graphics format for classic Mac OS (1984-2001). Supported both bitmap and vector data, making it versatile for Mac applications. Standard format for clipboard operations and document embedding on pre-OS X Macs. Legacy format maintained for opening old Mac files and archival purposes.

Macintosh PICT format (alternate extension) - same as PICT, native to classic Mac OS. Combined bitmap and vector graphics capabilities in single file. Standard for Mac graphics interchange before OS X adoption of PDF. Essential for accessing graphics from vintage Mac applications, HyperCard stacks, and classic Mac OS documents.

Photo CD format developed by Kodak for storing photographs on compact discs at multiple resolutions (Base/16, Base/4, Base, 4Base, 16Base). Professional photo archival system from 1990s. Each image stored in proprietary YCC color space at up to 6 resolutions for different uses. Maintained for accessing archived Kodak Photo CD collections.

Palm Database ImageViewer format for Palm OS handheld devices (1996-2010). Compressed format optimized for small screens and limited storage of PDAs. Stored images in Palm's database format with metadata. Legacy format for accessing images from vintage Palm Pilot, Handspring, and Sony Clie devices and applications.

Palm Pixmap format for Palm OS handheld devices, storing bitmap images optimized for Palm's monochrome and color screens. Compressed efficiently for limited PDA storage. Standard image format for Palm OS applications and games. Maintained for retro computing enthusiasts and accessing archived Palm OS content.

Windows Cursor format storing mouse pointer graphics with hotspot coordinates indicating the click point. Similar to ICO but includes cursor-specific metadata. Supports multiple resolutions and color depths. Standard format for custom Windows mouse pointers, cursor sets, and application-specific cursor graphics since Windows 1.0.

VIPS (VASARI Image Processing System) native format optimized for large image processing and manipulation. Designed for efficiency with huge images (gigapixel+) through partial loading and streaming. Popular in digital humanities, scanning projects, and applications processing very large images. Open-source libvips library provides fast processing capabilities.

Khoros Visualization Image File Format from Khoros visual programming environment for image processing and analysis. Supports multiple data types, multi-dimensional images, and extensive metadata. Used in scientific visualization, computer vision research, and academic image processing. Legacy of influential Khoros image processing toolkit.

Multiple-image Network Graphics - PNG's animated cousin supporting animation, multiple images, and sophisticated timing control. More powerful than GIF with full color support and transparency. Despite technical superiority, limited browser adoption led to APNG and WEBP dominance. Used in specialized applications requiring advanced animation features with PNG quality.

MTV Raytracer format from 1990s raytracing software, storing rendered images from MTV (not the music channel) ray tracing program. Simple uncompressed RGB format used in computer graphics education and early 3D rendering. Historical format from era of academic raytracing development, maintained for accessing archival rendered images.

Wireless Bitmap format designed for early mobile phones with monochrome screens (WAP 1.0 era, 1990s-2000s). Extremely simple 1-bit format optimized for minimal data transfer over slow mobile networks. Legacy format from pre-smartphone era, used in early mobile web content and basic phone applications before color displays became standard.

JPEG 2000 VM (Verification Model) format - test and reference implementation format for JPEG 2000 development. Simple raw format storing single image components for testing wavelet compression algorithms. Used in JPEG 2000 research, codec development, and technical analysis of compression performance.

Color Palette format storing indexed color lookup tables (CLUTs) for 8-bit images. Maps pixel values to specific RGB colors, reducing file size for images with limited color counts. Used in game development, retro graphics, and optimization of graphics with 256 or fewer colors. Essential for palette-based image editing and color quantization.

Color Map format containing indexed color palettes for mapping pixel values to colors. Similar to PAL format, used in various imaging applications for color table storage. Common in scientific visualization, game asset pipelines, and applications using color-mapped displays. Supports color quantization and palette-based image optimization techniques.

Group 3 Fax format - standard monochrome compression format for fax machines and document scanning. Uses modified Huffman encoding for efficient transmission over phone lines. CCITT T.4 standard from 1980, achieving 10:1 compression on typical text documents. Essential for document archival, scanning applications, and telecommunications systems.

CCITT Group 3 fax encoding standard for facsimile transmission over analog phone lines. One-dimensional compression encoding each scan line independently. Standard resolution (204×98 or 204×196 DPI) for balance between quality and transmission time. Foundation of worldwide fax communication, still used in scanning and document management systems.

CCITT Group 4 fax encoding - advanced two-dimensional compression referencing previous scan lines for superior compression. Designed for digital networks with higher reliability than analog Group 3. Achieves 20:1 compression on typical text. Standard in document management, digital archival, and modern scanning applications requiring efficient monochrome storage.

JBIG1 (Joint Bi-level Image Experts Group) bi-level image compression standard offering superior compression over Group 3/4 fax formats. Progressive encoding allows low-resolution preview during transmission. 20-50% better compression than G4 fax. Used in document scanning, archival systems, and applications requiring efficient black-and-white document storage.

JBIG bi-level image compression format providing state-of-the-art lossless compression for monochrome documents and line art. Significantly outperforms older fax standards (G3/G4) with progressive encoding and adaptive compression. Essential for high-volume document scanning, legal archival, technical drawing storage, and any application requiring efficient 1-bit image compression.

DEC SIXEL (Sixel) graphics format from Digital Equipment Corporation's VT240/VT340 terminals (1983-1990s). Encodes images as sequences of six-vertical-pixel patterns transmitted as text. Allowed graphics display on text-based terminals. Experiencing revival in modern terminal emulators (xterm, mlterm) for retro computing and command-line graphics. Cult format among terminal enthusiasts.

SIXEL encoding variant - alternate extension for DEC Sixel graphics format. Six-pixel vertical encoding scheme allowing bitmap graphics on text terminals. Used in vintage DEC terminals and modern terminal emulators supporting SIXEL protocol. Popular in retro computing communities and for displaying graphics in terminal-based applications and SSH sessions.

Slow-scan television (SSTV) encoding format for transmitting images over radio frequencies (HF/VHF). Used by amateur radio operators to exchange pictures via audio signals. Typically 256×240 or 320×256 resolution at 8-bit color. Active format in ham radio community for contests, emergency communications, and experimenting with radio-based image transmission.

IPLab image format from IPLab scientific image processing software popular in microscopy and biomedical research. Supports multi-dimensional images, time series, and extensive scientific metadata. Legacy format from influential image analysis software used in biological sciences. Maintained for accessing archived microscopy data and scientific image collections from 1990s-2000s research.

Personal Icon format designed for small user avatars and icons in online databases and directory services. Compact format optimized for face images at small sizes (48×48 typical). Used in early internet directory services, email systems, and online communities before JPEG/PNG dominance. Part of internet history from pre-web era of online services.

On-the-air Bitmap format from Teletext and Viewdata systems for transmitting graphics over broadcast television signals. Compact encoding for limited bandwidth of TV broadcast data channels. Used in Teletext services (BBC Ceefax, ITV Oracle) and videotex systems. Historical format from broadcast teletext era (1970s-2010s), now maintained for archival access to broadcast graphics.