All Tools by Category
This is the full Devora catalog — every active tool, grouped by category. Each one runs free, without an account, and states plainly how your data is processed. Jump to a category below, or open a tool directly.
Developer
JSON, JWT, and encoding tools for technical workflows.
JSON Formatter
Format, validate, and beautify JSON data.
Local processingJWT Decoder
Decode JWT tokens and inspect claims, expiry, and signature.
Local processingBase64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to plain text.
Local processingFormat Converter
Convert between JSON, YAML, and escaped strings.
Local processingFinance
Loan and salary calculators for everyday money decisions.
Business
Invoicing and GST tools for freelancers and small businesses.
Career
Resume and job-search tools.
Utility
Everyday tools that don't fit a single category.
Data
Clean, merge, split, and convert CSV and JSON data — entirely in your browser.
CSV Cleaner
Remove empty rows/columns, trim whitespace, and fix common CSV formatting issues.
Local processingCSV Merger
Combine multiple CSV files into one, matching columns by name even when order differs.
Local processingCSV Deduplicator
Remove duplicate rows from a CSV file, by entire row or by chosen columns.
Local processingCSV Splitter
Split one large CSV into smaller files, by row count or number of output files.
Local processingCSV to JSON Converter
Convert CSV data into a JSON array of objects, right in your browser.
Local processingJSON to CSV Converter
Convert a JSON array of objects into CSV, with nested fields flattened automatically.
Local processingDocuments
Merge, split, compress, and convert PDFs and images — entirely in your browser.
PDF Merger
Combine multiple PDF files into one, in the order you choose.
Local processingPDF Splitter
Split a PDF into multiple files by page range, or extract specific pages.
Local processingPDF Compressor
Reduce PDF file size for image-heavy or scanned documents, right in your browser.
Local processingImages to PDF
Convert JPG, PNG, or WebP images into a single PDF.
Local processingPDF to Images
Render PDF pages as PNG images you can preview and download.
Local processingPDF Page Organizer
Reorder, rotate, and delete PDF pages, then export the result.
Local processing