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Direct, group, and video conversations connected to an organization's work.

Coordinate work in team spaces that combine channels, direct chat, shared files, and calls.

Self-host an XMPP server for instant messaging and group chat.

Connect one-to-one and group conversations with searchable history and meetings.

Team messaging included in the eXo Platform collaboration suite.

Create and revise PDFs across desktop and web

AI-first customer support suite with a shared inbox, chat widget, and AI agents.

Use channel-based team chat with open-source hosting and no per-seat charge.

Run community and team chat on your own server with MIT-licensed software.

A cross-platform TeX editor that keeps source editing and PDF preview in one typesetting workspace.

Draw together on a free whiteboard for lessons, files, and shared notes.

AI-powered PDF editor, converter and reader for web, mobile and desktop

Browser PDF editing with account-based downloads

Automatic PDF tagging with visual reading-order review

Fill PDF forms online or edit on Windows

Browser PDF remediation with simple and advanced editing paths

Windows PDF annotation with formulas and drawing measurements

Browser PDF editing, conversion, and document tools

A consolidated PDF and ebook conversion toolkit

PDF editing, forms, conversion, and page processing

Hosted PDF workflows using several named conversion engines

Convert HTML and CSS into PDF without a browser engine

Compare PDF pages visually and export highlighted differences

Edit and convert PDFs with a small monthly free export allowance