Free online PDF and document tools

Reference web PDF viewer for opening local files with search, zoom and annotation.

Demo of JavaScript OCR that reads text from images in many languages.

Over 100 PDF tools that run locally in the browser, with no uploads or sign-up.

Reduce PDF file size locally in the browser.

Annotate, highlight and redact PDFs in the browser.

Combine several PDFs into one file locally in your browser.

Make scanned PDFs searchable using in-browser OCR.

Extract pages or ranges from a PDF locally in your browser.

Browser-based PDF toolbox for merging, splitting, compressing, converting and editing without server uploads.

Opens and edits Word, Excel and PowerPoint files and annotates PDFs in the browser, with processing done locally.

Add images, signatures and text to a PDF with everything done inside the browser.

Client-side PDF utilities to merge, split, compress, sign and protect files with no uploads.

Browser word processor that opens and saves docx and odt files with no account and local processing.

Draw on and annotate PDFs in the browser without sending the document to a server.

Converts PDF files to Markdown inside the browser without uploading them.

Converts a document page image into structured Docling markup using a 258M model run in the browser.

Turns pasted HTML into a PDF with page size and orientation choices.

A toolbox of 92 free browser-based tools for PDF, image, video, audio and text work.

Privacy-first PDF editor, merger, splitter, compressor and converter that works client-side.

Chinese-language PDF toolkit for merging, inserting pages, converting images and PPT to PDF, all processed locally.

Covers chosen text or images in a PDF with black boxes and saves flattened pages so the covered content cannot be extracted.

Swaps the black in a PDF for a deep blue, green or violet so a printer with an empty black cartridge can still print it.

Reduces the size of a PDF file in your browser.

Converts images into a PDF file.