OpusDesk Hub Utilities
Local developer and PDF utilities for encoding, formatting, extracting and assembling files.
Choose the task you need
JSON Formatter
Validate JSON syntax and format or compact it as plain text.
UtilitiesURL Encoder/Decoder
Encode or decode URLs and query strings for safe transmission.
UtilitiesBase64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings back to text.
UtilitiesHTML Formatter
Indent or compact pasted HTML markup.
UtilitiesRegex Tester
Test JavaScript regular expressions and highlight matches in sample text.
UtilitiesPDF Merger
Combine multiple PDF files into a single document instantly.
UtilitiesPDF Splitter
Export selected PDF pages as separate PDF files.
UtilitiesPDF Compressor
Try a local PDF rewrite and compare the actual before-and-after file sizes.
UtilitiesPDF to Text
Extract selectable text from a PDF into plain text.
UtilitiesPDF to Images
Render PDF pages as downloadable PNG or JPEG images.
UtilitiesPassword Generator
Generate strong, secure passwords with customizable options.
UtilitiesHash Generator
Compute a text digest with MD5, SHA-1, SHA-256 or SHA-512.
UtilitiesUUID Generator
Generate random version 4 UUID identifiers.
UtilitiesPassword Strength Checker
Inspect a password with a local heuristic strength score.
UtilitiesCSS Minifier
Compact simple CSS text with whitespace substitutions.
UtilitiesHTML Entity Converter
Encode or decode a limited set of HTML character references.
UtilitiesBinary Converter
Convert a non-negative integer between bases 2, 10, 16 and 8.
UtilitiesJWT Decoder
Decode JWT tokens and inspect header and payload.
UtilitiesSQL Formatter
Format and beautify SQL queries online.
UtilitiesHTML to Markdown Converter
Convert common HTML elements to Markdown text.
UtilitiesJSON to XML Converter
Map a JSON value to one explicit XML representation.
UtilitiesImage to PDF
Combine JPEG and PNG images into a PDF locally in your browser.
Work locally, check the result
Start with the original input, review the tool’s limits and keep a copy of important sources. Formatting, conversion and estimation do not validate the meaning or correctness of your original data.