Answer Overflow is a full-stack platform that indexes Discord community conversations and makes them publicly searchable via the web, Google, and AI assistants. It consists of a Discord bot (built with discord.js and Effect-TS) that syncs messages, threads, and channels into a Convex backend, and a Next.js web application that renders these conversations as rich, SEO-optimized pages with search, thread cards, user profiles, and an AI-powered chat assistant. The bot handles features like solution marking, auto-threading, forum guidelines consent, and sitemap generation. The web app supports multiple tenants (custom domains) and includes a dashboard for server management, analytics, and subscription billing via Stripe. The architecture is a monorepo with shared packages for the database layer (typed Convex operations via Effect Schema), a custom React reconciler for Discord messages (Reacord), an AI agent component for streaming chat threads with vector search, and observability integrations (OpenTelemetry, Sentry, PostHog, Axiom). Effect-TS is used pervasively for dependency injection, error handling, and structured concurrency across the bot and web backend. The system is highly modular, testable (dedicated convex-test package and Effect-based test layers), and demonstrates advanced patterns in type-safe database access, real-time streaming, and Discord bot engineering.
Chef is a production-grade AI agent that generates full-stack web applications through an interactive chat interface. It integrates a multi-provider LLM orchestration layer (Anthropic, OpenAI, Google, xAI) with a WebContainer-based sandbox to run generated code in the browser. The system allows users to chat with an agent that can create, edit, view, and deploy code to the Convex backend platform. It provides a code editor (CodeMirror), file tree, terminal, live preview, and sharing/cloning features. The architecture is a monolith with a Remix frontend, Convex backend for persistence and real-time updates, and a custom agent loop (chef-agent) that manages context, tool execution, and message streaming. The repository includes a CLI tool (chefshot) for headless generation and a test-kitchen for automated evals.
LiveCanvas is a collaborative whiteboard and diagramming web application built with Next.js 14, Convex as the real-time backend, and Kinde for authentication. It allows users to create teams, manage files, and edit documents using Editor.js alongside an Excalidraw-based canvas for freeform drawing. The architecture follows a standard Next.js App Router pattern with client-side rendering for authenticated routes and server components for the landing page. Data flows through Convex mutations and queries, with file content (document JSON and whiteboard elements) persisted as strings. The application is functional but exhibits several minor issues: the dark mode CSS is incorrectly defined (identical to light mode), there are typos in mutation argument names ('archieved' instead of 'archived'), and the codebase lacks tests or CI/CD configuration. While it demonstrates integration of multiple third-party libraries, the components are tightly coupled to the app's specific data model and are not easily reusable outside this project.