Add a Table of Contents to your PDF documents. Organize pages with titled sections, create nested hierarchies, and navigate large documents with ease. Perfect for reports, ebooks, and manuals. Documents stay on your device — editing and conversion run locally in your browser.
Runs on pdf-lib
Content reviewed October 2026 · About Toolzum
Generate clickable tables of contents for PDFs from headings — navigate 300-page ebooks instantly. Add what the author forgot — local pdf-lib work, unlimited saves.
Insert images (PNG, JPG) onto any page of your PDF document. Position and resize images anywhere on the page. Perfect for adding signatures, logos, or photos to documents.
Add visual annotations like highlights, underlines, strikeouts, and shapes to your PDF pages. Perfect for reviewing documents, marking up text, and adding visual emphasis.
Visualize JSON structure as an indented tree — see nested objects and arrays at a glance. Collapse deep branches to navigate large payloads — free, local, no signup.
Organize documents across PDF, Word, Excel, PowerPoint, Image, HTML, EPUB, and HEIC filename targets. Files queue locally with a 150MB per-file intake cap — your files never leave your device.
Chapters contain sections contain subsections — readers expand and jump at any depth.
Bookmarks navigate content structure; page labels number pages — use both on long documents.
Yes — Adobe, browsers, and mobile readers all render the bookmark pane.
No — editing runs locally in your browser; unlimited saves on local tools.
PDF Table of Contents
Generate clickable tables of contents for PDFs from headings — navigate 300-page ebooks instantly. Add what the author forgot — local pdf-lib work, unlimited saves.
PDF Timestamp
Add a generation timestamp to the bottom-right corner of every page in your PDF — proof of when each copy was produced. Works on scans and forms; runs locally in your browser.