Loading...
Loading...
10015.io is an all-in-one toolbox of 70+ free online utilities covering text manipulation, image editing, CSS generators, code formatting, colour design, and social-media mockup makers — all running in the browser with no signup.
Generates standard barcodes (Code 128, EAN-13, UPC-A, and others) from numeric or alphanumeric input.
Reformats CSS with one rule per line and consistent indentation, improving readability for code review and debugging.
Compresses CSS by removing whitespace and comments while preserving correctness, often cutting file size 30-50%.
Renders a code snippet as a polished image with syntax highlighting and a window-style background — ideal for social ...
Escapes HTML special characters to their entity equivalents and reverses the operation for safe display of source.
Beautifies HTML with consistent indentation and line breaks, making source easier to read and review.
Strips whitespace, comments, and redundant attributes from HTML to produce a minimal payload for faster page loads.
Renders JSON as a foldable tree for browsing nested structures, with syntax highlighting and key search.
Encodes a JWT from header + payload + secret, and decodes existing JWTs to reveal claims and signature.
Pretty-prints JavaScript with configurable indentation and brace style, useful for working with minified third-party ...
Minifies JavaScript by removing whitespace and shortening identifiers, reducing bundle size with no behavioural change.
Generates Open Graph meta tags from your title, description, image, and URL so social-platform link previews render c...
Generates QR codes for URLs, text, or contact data with customisable colours and downloadable PNG output.
Generates iOS and Android shadow styles for React Native, returning copy-paste-ready style objects.
Percent-encodes URL components and decodes percent-encoded strings, handy for query parameters and special characters.
Converts arbitrary text to URL-safe slugs, lowercasing and stripping diacritics, with configurable separator.
Extracts the thumbnail image from any YouTube video URL at the highest available resolution.
Generates CSS-only repeating background patterns — stripes, dots, grids — with adjustable colours and spacing.
Independently adjust each corner's border-radius to design custom rounded shapes, with live preview of the result.
Visual editor for CSS box-shadow values with multi-layer stacking and live preview against your background.
Builds styled checkbox inputs with custom shape, colour, and animation — no JavaScript required.
Generates valid-formatted but fictional IBAN numbers for testing payment integrations and form validation.
Fabricates fake Instagram DM screenshots, useful for design mockups and absolutely not for spreading misinformation.
Applies Instagram-style filters to your photos, mimicking the platform's look without uploading anywhere.
Downloads public Instagram post images from their URL, saving them to your device at the original resolution.
Computes the average colour of an uploaded image, returning HEX and RGB values for use in matching designs.
Generates a descriptive caption for an uploaded image using AI vision, useful for alt text and accessibility.
Extracts the dominant colour palette from an image, returning HEX and RGB values for each detected swatch.
Crops an image to a chosen rectangle entirely in the browser, with free-form or aspect-ratio-locked selection.
Encodes text to Base64 and decodes Base64 back to text, with support for URL-safe variants and binary input.
Computes an MD5 hash of input text, returning a 32-character hex digest — useful for compatibility with legacy systems.
Computes a SHA-1 hash of input text. Note that SHA-1 is deprecated for cryptographic use but still common in legacy c...
Computes a SHA-224 hash — a truncated SHA-256 variant — for input text or files.
Generates harmonious colour palettes using AI, with options to match a base colour or design mood.
Blends two colours across a number of intermediate steps, returning each step's HEX and RGB values.
Generates a graduated set of tints and shades from a base colour, useful for building a consistent palette.
Converts a HEX colour value to its RGBA equivalent with adjustable alpha channel.
Picks the colour at any pixel of an uploaded image, returning HEX, RGB, and HSL values for the chosen point.
Reformats text in the bionic-reading style, bolding the leading letters of each word to help speed reading.
Suggests complementary Google Font pairings for headings and body text, with live previews of each combination.
Counts letters, words, sentences, and paragraphs in any text block, with per-character frequency breakdowns.
Strips extra spaces, tabs, and blank lines from text — useful for cleaning up content copy-pasted from PDFs or emails.
Visually constructs CSS clip-path values to crop elements into polygons, circles, or custom shapes.
Creates mock Instagram feed posts with custom username, image, caption, and like count for design comps or jokes.
Applies adjustable filter effects — blur, brightness, contrast, saturation, hue rotation — and downloads the result.
Computes a SHA-256 hash, returning a 64-character hex digest. The current default for general-purpose cryptographic h...
Renders typed text as a handwriting-style PDF you can download — useful for design comps or playful notes.