Telescopo: Markdown & Diagrams

Telescopo is the fastest, most beautiful Markdown and diagram viewer on macOS. Start free with a powerful native Markdown viewer, clean rendering, local and remote images, light and dark themes, adaptive chapter navigation, tabbed windows, and a stunning interface. The Markdown reader your Mac deserves. Need more power? Telescopo Pro is a one-time purchase. No subscriptions. Own it forever. Pro unlocks the full Telescopo experience, every format, every feature, no limits: - Mermaid diagrams and LaTeX math rendered inline inside Markdown - 70+ file formats including SVG, JSON, XML, CSV, ePub, PDF, and 40+ code languages with full syntax highlighting - Universal AI summarization across every file type using Apple Intelligence (M1+, macOS 26+) - Universal PDF export and print in landscape and portrait, any document, any format - Adaptive chapter navigation across every format, including code files - Six handcrafted themes including the animated Cyberpunk, Bad Command, and Cyberspace themes powered by Apple Metal - Full syntax highlight theming with adjustable inline code support If Markdown and diagrams are part of your daily work, Telescopo is the cleanest, most powerful viewer on Mac.