Browse every Document Studio article: guides, tips and how-tos from the GigAI Tools team.
12 articles in this collection.
document-toolsAdd page numbers to a PDF the right way (choose position, format, starting number, and which pages to number) for reports, contracts, and long documents.
document-toolsNeed the words out of a PDF? Learn how text extraction works, why some PDFs copy cleanly while scans give you nothing, and how OCR rescues the text from image-only documents.
document-toolsAdd a text or image watermark to a PDF (DRAFT, CONFIDENTIAL, or a logo) with practical advice on placement, opacity, tiling, and when watermarks actually help.
document-toolsEPUB is the open standard behind most ebooks. Learn what an EPUB file actually is, why it reflows to fit any screen, how to open one, and how to convert EPUB to PDF.
document-toolsComparing two versions of a document by eye is slow and error-prone. Learn how document diffing works, what it catches, and how to spot every change between two files fast.
document-toolsConvert Markdown to a clean, professional PDF, how headings, code blocks, tables, and images translate, plus tips for great-looking output every time.
document-toolsCSV and Excel (XLSX) both hold tabular data, but they're built for different jobs. Learn the real differences (formatting, formulas, size, compatibility) and when to use which.
document-toolsTurn an Excel spreadsheet into a clean, shareable PDF that looks right, with tips on page breaks, scaling, print areas, and when to send CSV instead.
document-toolsLearn how to sign a PDF online safely, the difference between a drawn signature and a certificate-based digital signature, and how to keep the document private while you do it.
document-toolsPDFs carry hidden metadata, author names, software, edit history, timestamps. Learn what's in there, why it's a privacy risk, and how to view, edit, or strip it before sharing.
document-toolsA hands-on guide to CSV files, how they're structured, the common problems that break them, and how to edit, clean, and tidy messy data before you use it.
document-toolsA practical guide to converting CSV to JSON (handling headers, data types, quoted fields, and nested objects) so the output is clean, valid, and ready to use.
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