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LiveKit
✓ verifiedFreemium
Open-source framework and cloud for building, deploying and scaling realtime voice, video and AI agents.
✕
Angular.dev
✓ verifiedFree
Google's open-source TypeScript framework for building scalable web apps, featuring signals, reactivity and first-party tooling.
👁 1.1M/mo
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Magic Patterns
✓ verifiedFreemium
AI prototyping tool that generates UI matching your design system, letting product teams test features fast.
👁 242K/mo♥ 3.8K
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Builder.io
✓ verifiedFreemium
Visual development platform with AI design-to-code, a visual editor and headless CMS so teams and agents ship UI in real code.
👁 806K/mo
Pricing
No public pricing
Build: $0/mo (free tier)
Ship: from $50/mo
Scale: from $500/mo
No public pricing
No public pricing
Free: $0 per user/mo (60 agent credits)
Pro: $24/user/mo (500 credits)
Team: $40/user/mo
Core features
- ✦Fast tensor operations
- ✦Differentiable tensors for gradient-based optimization
- ✦Network connectivity
- ✦Integration with Bun and Flashlight
- ✦Support for GPU computation with CUDA (Linux) and CPU computation (macOS)
- ✦Open-source agents framework (voice/video)
- ✦LiveKit Cloud for deploy and scale
- ✦Inference gateway for STT, LLM and TTS
- ✦Telephony/SIP and phone numbers
- ✦Turn detection and interruption handling
- ✦Full-stack observability and analytics
- ✦Signals-based fine-grained reactivity
- ✦Built-in control flow and deferrable views
- ✦Server-side rendering and hydration
- ✦First-party routing, forms and dependency injection
- ✦AI-forward tooling and MCP resources
- ✦In-browser tutorials and playground
- ✦AI UI generation from prompts
- ✦Match existing styling and design systems
- ✦Rapid, high-fidelity prototyping
- ✦Live team editing and sharing
- ✦Enterprise security and compliance
- ✦AI design-to-code (Figma to code)
- ✦Visual editor tied to your components
- ✦Headless/visual CMS
- ✦AI agents (Builder-Agent) that open PRs
- ✦Integrations: GitHub, GitLab, Bitbucket, Figma, VS Code
- ✦Roles, reviews and collaboration
Use cases
- →Creating and manipulating datasets
- →Training small machine learning models
- →Implementing advanced training and inference logic
- →Building applications that require tensor computations
- →Building realtime voice AI agents
- →Adding voice/video to apps at scale
- →Telephony-enabled AI assistants
- →Building scalable single-page apps
- →Enterprise web application development
- →Performance-critical front ends
- →Learning modern web development
- →Prototype new product features
- →Test designs with customers
- →Build design-system-consistent mockups
- →Convert designs to production code
- →Let non-developers edit pages visually
- →Manage content with a headless CMS
- →Collaborate across design, PM and engineering
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