TOOL COLLECTION
Developer Tools
Use Berlvis Developer tools for quick data and debugging jobs without spinning up a full project. Format JSON, encode Base64, build UTMs, generate QR codes, hash files, and create strong passwords.
7 tools Free to use
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JSON Formatter Format, validate and beautify JSON without uploading. Developer Featured Base64 Encoder/Decoder Encode or decode Base64 without uploading. Developer UTM Builder Build trackable URLs for Google Analytics. Developer · Generate CSV to JSON Paste a CSV, get clean JSON records back instantly. Developer · Convert JSON to CSV Turn a JSON array into a spreadsheet-ready CSV. Developer · Convert Markdown Editor & Preview Write Markdown and see the formatted result instantly. Developer Website Cloner Copy website HTML, CSS, JavaScript, images and fonts. Developer · Convert New
About these tools
Utilities for everyday debugging
Developer tools are built for the small jobs that interrupt deeper work: formatting data, checking encodings, creating tracking URLs, or validating a quick value.
Questions
Can I format JSON?
Yes. JSON Formatter cleans and formats JSON so it is easier to read, copy, and inspect.
Can I generate secure passwords?
Yes. Password Generator uses browser crypto APIs to create strong random passwords on your device.