SYSTEM_ANALYSIS_V1.0

how open source repos work

conventions, patterns, and architecture extracted from real codebases by sourcebook.

vercel/next.js

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The React framework for the web

TypeScript
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withastro/astro

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The web framework for content-driven websites

TypeScript
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sveltejs/kit

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Web development, streamlined

TypeScript
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remix-run/remix

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Build better websites

TypeScript
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honojs/hono

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Web framework built on Web Standards

TypeScript
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elysiajs/elysia

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The fastest TypeScript framework for Bun

TypeScript
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expressjs/express

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Fast, unopinionated web framework for Node.js

JavaScript
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fastify/fastify

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Fast and low overhead web framework for Node.js

JavaScript
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wasp-lang/wasp

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The fastest way to develop full-stack web apps with React and Node.js

TypeScript
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fastapi/fastapi

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Modern Python web framework for building APIs

Python
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django/django

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The web framework for perfectionists with deadlines

Python
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pallets/flask

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The Python micro framework for building web applications

Python
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reflex-dev/reflex

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Build full-stack web apps in pure Python

Python
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pydantic/pydantic

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Data validation using Python type annotations

Python
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calcom/cal.com

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Open-source scheduling infrastructure

TypeScript
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supabase/supabase

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The open-source Firebase alternative

TypeScript
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shadcn-ui/ui

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Beautifully designed components built with Radix UI and Tailwind CSS

TypeScript
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gin-gonic/gin

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HTTP web framework written in Go

Go
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t3-oss/create-t3-app

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The best way to start a full-stack, typesafe Next.js app

TypeScript
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fastapi/sqlmodel

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SQL databases in Python, designed for simplicity

Python
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gohugoio/hugo

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The world's fastest framework for building websites

Go
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evanw/esbuild

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An extremely fast bundler for the web

Go
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vllm-project/vllm

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High-throughput LLM inference and serving engine

Python
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pola-rs/polars

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Dataframes powered by a multithreaded, vectorized query engine

Rust + Python
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biomejs/biome

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A toolchain for web projects — format, lint, and more

Rust + TypeScript
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get-convex/convex-backend

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The reactive backend-as-a-service for web developers

TypeScript + Rust
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fern-api/fern

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Generate SDKs and API documentation from your API definition

TypeScript
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hatchet-dev/hatchet

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Distributed, fault-tolerant task queue for background jobs

Go + TypeScript
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boundaryml/baml

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Get structured data from LLMs — build reliable AI applications

TypeScript + Rust
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denoland/std

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The Deno standard library

TypeScript (Deno)
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schemathesis/schemathesis

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Automate your API testing — OpenAPI and GraphQL

Python
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ajayyy/SponsorBlock

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Skip sponsors and annoying parts of YouTube videos

TypeScript + React
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