Set up AI in your browser tools with cloud models (Claude, GPT-4.1, Gemini), OpenRouter access, and privacy-first WebLLM local processing. Step-by-step setup, model comparison, troubleshooting, and best practices for 2026.
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Write smarter with our free AI-powered online notepad. Grammar checking, style suggestions, LaTeX support, and professional templates for resumes, cover letters, and research papers. Rich text editing with PDF export—no installation required.
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Create professional diagrams online for free. Compare top diagram editors, learn step-by-step flowchart creation, and master architecture diagrams, network maps, and data visualizations. No installation required.
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Compare Excel, CSV, JSON, YAML, and code files online for free. Detect differences with visual highlighting, merge conflicts safely, and export results. 100% browser-based with no installation required.
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Create flowcharts, sequence diagrams, and UML visualizations with Mermaid online. Free browser-based editor with GitHub integration, AI generation, live preview, and 10+ diagram types. No installation required.
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Free MJML editor online — design, build, and preview responsive HTML emails instantly in your browser. Compile MJML to production-ready HTML that works in Gmail, Outlook, and Apple Mail. AI-powered template generation, real-time preview, and one-click export. No sign-up required.
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