Contagious Development

Building Tools That Inspire.

Atlas

Atlas offers a powerful writing and idea collection environment that brings structure to your work without getting in the way. Combining project organization, versatile canvases, and markdown support in one beautifully native app, Atlas is designed to foster creativity and creation.

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Available for macOS, iPad, and iPhone

A simple project manager for simple developers. Designed as a way to escape expensive and complicated management systems, Fox Issue Tracker strives to be an effective tool at keeping projects in order.

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Available for macOS, iPad, and iPhone

Recent Releases

1.5

Document Variables, Redesigned Export Tool, Stability & Reliability.

July 20, 2026

Document Variables and Templates for reusable, dynamic content, alongside a redesigned export experience with custom ePub chapters and new page layouts. This release also adds template improvements, smarter WikiLinks, and includes dozens of fixes across iOS and macOS.

Atlas

1.4.2

Limited Time Lifetime Purchase, Improved Concurrent Editing, Resolution Conflict Highlighting

July 9, 2026

Concurrent editing across devices is more robust, auto-merges are now clearly tagged in your version history, oh—a limited-time Lifetime offering.

Atlas

1.4.1

Copy as/Paste from, Improved Table Copying, Project Overview Additions

July 3, 2026

This release adds a new “Copy as…”/”Paste from…” menu for converting to and from other formats, improves table/column/roww copying with support for plain text, CSV, Markdown, and HTML, and refreshes the Project Home screen.

Atlas