The image editing landscape for free tools is genuinely strong — you do not need Photoshop for most common tasks. The right tool depends on what you are trying to accomplish: full-scale photo retouching needs a different tool than quick resizes, and vector logo work is a separate category from raster photo editing. This guide covers each category with honest notes on limitations.
GIMP — Full-Featured Raster Editor (Free, Desktop)
GIMP (gimp.org) is the closest free equivalent to Photoshop for raster image editing. It handles layers, masks, non-destructive adjustment layers (via GEGL operations), RAW photo editing (through the UFRAW or darktable plugin), and a full suite of selection, paint, and transform tools.
GIMP's interface is not intuitive if you are coming from Photoshop — the tool layout and keyboard shortcuts differ significantly, and the default multi-window mode feels dated. Installing a single-window mode (Window → Single-Window Mode) helps. The learning curve is real, but for users who invest time in it, GIMP handles professional photo retouching, compositing, and image preparation work competently.
One practical limitation: GIMP's native format is XCF. For working with PSD files, GIMP can open and save them, but some Photoshop-specific features (adjustment layers, certain blend modes) may not translate correctly.
Photopea — Browser-Based, PSD-Compatible
Photopea (photopea.com) is a browser-based image editor with a Photoshop-like interface. It is free (ad-supported), requires no install, and handles PSD files with better fidelity than GIMP — including most Photoshop layer styles, smart objects, and adjustment layers.
For occasional photo editing or working with PSD templates, Photopea is often faster to reach for than installing GIMP. It works offline once loaded (it is a single-page application). The paid plan ($9/month) removes ads and enables some premium filters, but the free version covers most needs.
Inkscape — Vector Graphics (Free, Desktop)
Inkscape (inkscape.org) is the standard free alternative to Adobe Illustrator for vector graphics. It works with SVG as its native format and can import/export PDF, EPS, and AI (Illustrator) files. Use Inkscape for:
- Creating or editing logos, icons, and illustrations
- Converting raster images to vector (Path → Trace Bitmap)
- Designing layouts that need to scale to any size without quality loss
- Editing SVG files for web use
Like GIMP, Inkscape has a learning curve. The node editing tools for manipulating vector paths are powerful but require time to learn. For basic SVG editing or simple logo modifications, it is the right tool for the job.
darktable — RAW Photo Processing (Free, Desktop)
darktable (darktable.org) is a free, open-source RAW photo processor and digital darkroom — analogous to Adobe Lightroom. It handles RAW files from most digital cameras, provides non-destructive editing (edits are stored as instructions, not applied to the original file), and includes color management, lens correction, noise reduction, and a module-based processing pipeline.
darktable is worth knowing about if you shoot RAW with a camera and want a Lightroom-like workflow without the subscription. The interface is complex for new users, but the documentation is thorough and the community active.
Paint.NET — Lightweight and Approachable (Windows)
Paint.NET (getpaint.net) fills a gap between Windows Paint (too basic) and GIMP (too complex for quick edits). It supports layers, a range of adjustment tools, plugin extensions, and saves PSD, JPEG, PNG, TIFF, and other formats. The interface is clean and the learning curve gentle. It is free but Windows-only.
Good for: resizing images, basic retouching, adding text overlays, combining images using layers, red-eye removal, and quick format conversion.
Quick Browser Tools for Simple Tasks
For simple one-off tasks, browser-based tools avoid the overhead of opening a desktop application:
- Squoosh (squoosh.app): Resize and compress images with format conversion (WebP, AVIF, JPEG, PNG). All processing happens locally in the browser. Excellent for optimizing images for web.
- remove.bg (remove.bg): Background removal using AI. Free for low-resolution outputs. Accurate on portraits and many product photos. A paid credit removes the resolution limit.
- Canva (canva.com): Not a photo editor, but the free tier is useful for compositing images into social media posts, presentations, or thumbnails using templates. Limited pixel-level control but fast for layout work.
Which Tool to Choose
Match the tool to the task:
- Professional photo retouching or compositing: GIMP (offline) or Photopea (browser)
- RAW processing / digital darkroom: darktable
- Vector graphics and SVG editing: Inkscape
- Quick everyday edits on Windows: Paint.NET
- Web image optimization / compression: Squoosh
- Working with PSD files without Photoshop: Photopea
There is no single tool that wins across all categories. Using two or three together — for example, darktable for RAW processing, Photopea for compositing, and Squoosh for final web export — covers most workflows without spending a dollar.