100.tools
Find calculators, converters, and utilities for all your text, media, and data tasks.
Simplify your workflow: Bookmark 100.tools.
35
tools
11
Categories
Categories
Popular Tools
Popular
JSON
JSON Formatter & Validator
Format, validate and fold JSON locally.
MARKDOWN
Markdown to HTML Converter
Convert Markdown to HTML with live preview.
VIDEO
Video to GIF Converter
Convert video to GIF locally in your browser.
VIDEO
Video to Multiple GIFs
Split one video into multiple GIFs locally.
IMAGE
Image Compressor
Compress images locally with quality and size controls.
IMAGE
Image Resizer
Resize images locally by size, percentage or presets.
IMAGE
Image Format Converter
Convert image formats locally without uploading files.
TIMEZONE
Timezone Meeting Planner
Find meeting times across time zones.
Latest Tools
Latest
VIDEO
Video to Multiple GIFs
Split one video into multiple GIFs locally.
VIDEO
Video to WeChat GIF Article
Turn a talking video into a WeChat GIF article draft.
URL-EXTRACTOR
Bulk Link Extractor
Extract and normalize URLs from any text.
BULK-URL-OPENER
Bulk Link Opener
Validate and open multiple links in new tabs.
EXTRACT-AND-OPEN-LINKS
Extract and Open Links
Extract, review and open links in one workflow.
HEADLINE-POSTER
Headline Poster Maker
Create bold text posters with automatic layout.
PIXEL-ART
Pixel Art Maker
Create pixel art locally from any image.
ASCII-ART
ASCII Art Generator
Convert images into ASCII art locally.
Featured Tools
JSON
JSON Formatter & Validator
Format, validate and fold JSON locally.
MARKDOWN
Markdown to HTML Converter
Convert Markdown to HTML with live preview.
VIDEO
Video to GIF Converter
Convert video to GIF locally in your browser.
VIDEO
Video to Multiple GIFs
Split one video into multiple GIFs locally.
IMAGE
Image Compressor
Compress images locally with quality and size controls.
IMAGE
Image Resizer
Resize images locally by size, percentage or presets.
IMAGE
Image Format Converter
Convert image formats locally without uploading files.
IMAGE
Image Cropper
Crop photos with aspect ratio presets in your browser.
IMAGE
Image to Base64 Converter
Convert images to Data URI, CSS url() or raw Base64.
SVG
SVG to PNG Converter
Export SVG files or code to PNG locally.
IMAGE
Color Palette Extractor
Extract HEX, RGB, HSL and CSS color palettes from images.
IMAGE
Image Watermark Tool
Add text or logo watermarks to images in your browser.
Why use 100.tools
A compact toolbox built for repeat daily tasks, clear navigation and browser-first processing.
Quick start
- Search a keyword or open a category.
- Choose a tool and enter your data.
- Run the action, then copy or download the result.
- Favorite useful tools for faster access next time.