Every developer hits a URL full of %20 and %2F and asks "what is this?" Learn percent-encoding in 5 minutes, when to encode vs decode, and decode any URL instantly in your browser.
QR codes went from dead to essential. Generate codes for URLs, Wi-Fi access, vCards, and email — pair with UTM tracking to measure exactly how many people scanned your flyer, menu, or poster.
Instantly generate TypeScript interfaces from JSON objects.
Create beautiful images of your code snippets for sharing.
Format and beautify your SQL queries.
Visually build and explain cron job schedules.
Generate SEO meta tags for your website.
Visual calculator for Unix file permissions.
Sharing your Wi-Fi password? Put it in a QR Code so your friends can connect just by scanning it with their phone. Easy and secure!
Ensure your URLs are always safe and valid. Our URL Encoder/Decoder makes it easy to convert strings with special characters (like spaces, `&`, or `?`) into a format that can be safely transmitted over the web. It's an essential tool for developers building APIs, marketers creating campaign links, or anyone who needs to handle complex URLs.
URL encoding, also known as percent-encoding, replaces unsafe characters with a `%` followed by their two-digit hex code. This prevents browsers and servers from misinterpreting your URLs. This tool uses the standard `encodeURIComponent` function for maximum safety and compatibility.
Following the RFC 3986 standard, URL encoding ensures that data in a URL is correctly interpreted. Reserved characters (like `?` and `&`) have special meanings, so they and other non-standard characters must be encoded to be treated as literal data.
`encodeURIComponent` is safer because it encodes more characters. It's best for encoding individual URL parameters, while `encodeURI` is for encoding a full URL.
Spaces are typically converted to `%20` or `+`, depending on the context. This tool uses `%20` for broad compatibility.
It's safest to encode only the components of a URL, not the entire thing, as that can break the `http://` part.
All calculations and data processing for this tool are performed locally in your browser. UtilToolkits does not send any of your data to an external server, ensuring your information remains private and secure.