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CodeFast logo
CodeFast
✓ verifiedPaid

Beginner-friendly online course teaching entrepreneurs to build and launch a real SaaS in about 14 days using web basics and AI.

53K visits/mo
760K visits/mo
CopilotKit logo
CopilotKit
✓ verifiedFreemium

Open-source React/Angular SDK and platform for embedding agentic, generative-UI copilots into apps, Slack and Teams.

170K visits/mo
DeepWiki logo
DeepWiki
✓ verifiedFree

Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.

1.2M visits/mo
Achievable - AI adaptive learning logo
Achievable - AI adaptive learning
✓ verifiedFree trial

Adaptive online exam prep for finance, insurance, healthcare and academic tests using spaced review and a pass guarantee.

737K visits/mo
Pricing

No public pricing

Starter: $9/mo
Pro: $18/mo
Expert: $25/mo
Developer: $0 (1 seat, free forever, 200 threads)
Pro: $39/developer/mo (up to 5 seats, 5,000 threads)
Team: $500/mo (5 seats, 25,000 threads)

No public pricing

No public pricing

Free trial available

Core features
  • ~12 hours of structured video lessons
  • Web fundamentals (HTML, CSS, JavaScript)
  • Build a real SaaS with Next.js, React, Tailwind, MongoDB
  • Authentication (magic link, Google OAuth)
  • Stripe and LemonSqueezy subscriptions
  • Deployment, domains, DNS and hosting
  • AI-assisted coding and design, Git/GitHub
  • Access to multiple AI models (GPT-4, Claude 3, Mixtral)
  • PDF analysis
  • AI image generation
  • AI data scientist
  • AI visualizations
  • Music composition
  • React and Angular frontend SDKs
  • Agent-rendered generative UI
  • AG-UI agent-user interaction protocol
  • Connectors for LangChain and other frameworks
  • Pre-built customizable chat/sidebar components
  • Slack and Teams integrations
  • Thread and state persistence
  • AI-generated documentation for GitHub repos
  • Conversational Q&A about a codebase
  • Browsable index of popular repositories
  • Deep code indexing via Devin
  • Complete written course content
  • Adaptive spaced-repetition review
  • Tracked intelligent quizzes
  • Progress and memory tracking
  • Mobile-first study experience
  • Pass guarantee / money-back
Use cases
  • Learn to code as a founder
  • Build and launch a first SaaS
  • Ship an MVP quickly
  • Add payments and auth to an app
  • Chat with PDF documents to get instant insights
  • Turn data into easy-to-understand visuals
  • Create high-quality images with AI
  • Manage tasks more efficiently with AI assistance
  • Adding an AI assistant to a SaaS product
  • Building agents that render interactive UI
  • Deploying copilots across Slack and Teams
  • Connecting existing agents to a frontend
  • Understanding an unfamiliar codebase quickly
  • Onboarding to open-source projects
  • Answering questions about repo internals
  • Pass securities licensing exams
  • Prepare for insurance or healthcare licensing
  • Study for the GRE, SAT or AP exams
  • Fit exam prep around a busy schedule
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