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102 Articles
Image Tools
Articles filed under Image Tools.
Showing 43–63 of 102 articles
🕶️ Image Tools
How to Turn a Photo Into a Red-Cyan 3D Image
Upload an image and generate a red-cyan anaglyph 3D effect, viewable with classic 3D glasses, entirely in your browser.
⠿ Image Tools
How to Turn an Image Into Braille Text Art
Render a photo as braille unicode characters, which pack eight dots each and resolve far more detail than ASCII art at the same character count.
image Image Tools
How to Turn Images Into Emoji Mosaics
Convert a simple image into an emoji mosaic preview using brightness-based mapping so you can make playful art without building the effect yourself.
📸 Image Tools
How to Use a Flash Guide Number
Work out aperture, distance or power from a flash guide number, scale it correctly for ISO, and understand why quoted guide numbers are optimistic.
image Image Tools
How to Use the Exposure Triangle
Balance aperture, shutter speed, and ISO with a simple exposure-triangle check so the camera settings make more sense.
💬 Image Tools
How to Add a Caption to Every Frame of a GIF
Upload a GIF, type a caption, and download it with the text burned into every frame at your chosen size, color, and position, entirely in your browser.
☀️ Image Tools
How to Adjust a PNG's Brightness With a Live Slider
Upload a PNG and adjust its brightness with a live-updating slider, transparency preserved, entirely in your browser.
📸 Image Tools
How to Blur the Background of a Portrait
Add a natural-looking background blur to a portrait, with the edge feathering that stops a masked subject looking pasted onto the photo.
🖨️ Image Tools
How to Check if a Photo Is Sharp Enough to Print
Work out the DPI a photo achieves at a given print size, and judge it against viewing distance rather than a blanket 300 DPI rule.
✂️ Image Tools
How to Crop an Image Online
Use an image cropper to trim JPG, PNG, or WebP photos, choose clean aspect ratios, preview the crop, and export locally without extra editing software.
🔳 Image Tools
How to Dither an Image for E-Ink and Print
Reduce a photo to a handful of colours with ordered or error-diffusion dithering, and get tone that survives on e-ink, thermal paper and one-colour print.
🎞️ Image Tools
How to Extract Every Frame From a GIF as PNGs
Upload a GIF and download every individual frame as a separate PNG image, entirely in your browser.
🫥 Image Tools
How to Make an Animated GIF's Background Transparent
Upload an animated GIF and make its background transparent on every frame, while keeping the animation intact, entirely in your browser.
🌈 Image Tools
How to Recolor an Entire PNG With One Slider
Upload a PNG and rotate its hue to recolor the whole image at once, with transparency and detail preserved, entirely in your browser.
📱 Image Tools
How to Resize a Photo Into a Phone Wallpaper
Crop any photo to your phone's wallpaper resolution while keeping the subject clear of the clock, widgets and icon grid that sit on top of it.
🔎 Image Tools
How to Reveal a Hidden Blind Watermark in an Image
Upload an image and amplify subtle pixel patterns to reveal any hidden blind watermark, entirely in your browser.
🎞️ Image Tools
How to Slice a Sprite Sheet Into Frames
Cut a sprite sheet into individual frames without off-by-one alignment errors, accounting for the outer margin and inter-cell padding separately.
🎨 Image Tools
How to Swap One Color for Another in a PNG
Upload a PNG, pick a source and target color, and replace every matching pixel while keeping transparency intact, entirely in your browser.
🖊️ Image Tools
How to Trace a PNG or JPG Into an SVG Vector
Upload a PNG or JPG and trace it into scalable SVG vector paths based on color and edge detection, entirely in your browser.
🌀 Image Tools
How to Turn a Photo Into Spiral Line Art
Redraw a photo as one continuous spiral where line thickness carries tone, and export a path a pen plotter can draw without lifting the pen.
🔭 Image Tools
How to Use Hyperfocal Distance in Landscapes
Find the focus distance that keeps everything from half that distance to infinity acceptably sharp, and know when focusing on the subject beats it.