星语

AI-first card notes with semantic search, review and one-cli

Lightweight screen annotation tool — press a shortcut key to freely draw and annotate on your desktop anytime. Perfect for classroom presentations, meeting explanations, and screen recording annotations.

Supercharge your AI experience on Gemini, ChatGPT, Claude, Grok, AI Studio and more! Ophel offers smart outline navigation, session management, a built-in prompt library, and tons of customization options for the ultimate AI workflow.

Supports exporting ultra-HD PDFs, images, and source-level JSON data. Boasts a huge collection of online templates, flexible theme switching, and highly customizable resume modules. Craft a unique, polished, professional job-seeking resume with Catwa

Open-source online English typing practice website equipped with professional data analysis and real-time feedback system.

A minimalist, lightweight, and powerful data visualization editor