Havuz

A comprehensive open-source reference for backend engineering HTTP, concurrency, gRPC, distributed systems, observability, and cloud-native

公开的 Java 后端 / AI Agent / 系统设计 / 算法面试复习资料库

Supabase-compatible backend in a single binary — real Postgres with RLS, no Docker. Works with supabase-js unchanged.

2026 年编程导航 AI 编程实战新项目，基于 Vue 3 + FastAPI + yt-dlp + DeepSeek + Stripe 的 AI 万能视频下载总结器，支持 1800+ 平台视频下载、AI 视频总结摘要、思维导图生成、AI 问答、字幕导出、Stripe 国际支付

Type-safe, real-time backend framework on your own Cloudflare account — Workers, Durable Objects, D1, R2, Queues. Convex-style DX, Vite-firs

2026 年编程导航 AI 编程实战新项目，基于 Python FastAPI + LangChain + LangGraph + React 的 AI PPT 生成器，支持主题 / 长文本 / 文档多入口生成、可编辑大纲、异步并发页面生成、在线编辑器、多主题切换、原生可编辑 P

Production-oriented Spring AI platform prototype for RAG, tool calling, async ingestion, JWT/RBAC, and observability.

2026 年编程导航 AI 编程实战新项目，基于 Taro + React + FastAPI + DeepSeek 的 AI 闯关学习小程序，支持一句话 / 文本主题 AI 出题、闯关答题与即时讲解、联网搜索增强、RAG 私有知识库出题、AI 生图配图、微信登录与通关复盘报告。

Autonomous backend platform. Your coding agent builds it over MCP, Backenly keeps it running: Postgres, REST APIs, auth, storage, realtime,

Reusable JWT authentication starter for Spring Boot featuring auto-configuration, Spring Security integration, JWT authentication filters, p

The open-source realtime backend you host yourself. Database, live queries, auth, file storage, cron jobs and a dashboard in one binary. Wri

Async FastAPI service template with authentication, background jobs, caching, and PostgreSQL.

Tired of scrolling through hundreds of near-identical posts across every social network just to find the few that actually matter. Instead o

🔘 Full-Stack Development Framework for AI Agents. Build custom ERP, CRM & Business Tools in days not months. Start with 80% of the job done.

A PostgreSQL proxy that keeps each user's data in their own region. Shards by a key you name, splits reads from writes, pools connections, a

A composable CLI project generator and build helper for GoFiber applications.

Minimalistic FIDO2 authenticator for Linux built to have convenience of Windows Hello

A Persian RTL dashboard built with FarsiUI and multiple design systems.

High-performance Eloquent model caching for Laravel with automatic cache invalidation, relationship-aware caching, query caching, cache tags

AI 副业想法验证工具 - 毒舌金主，基于 EdgeOne Makers + OpenAI Agents SDK

Iranian brand React icons you can copy into your project with a simple CLI.

⚡ Production-Grade Banking & Financial Aggregation REST Platform (Spring Boot 3.3, Java 17, Spring Security 6 JWT, PostgreSQL, Scheduled Mar

Batteries-included, transport-agnostic authentication for FastAPI.

Express API for Hospital website. It serves public content, accepts contact messages and appointment bookings, and exposes an authenticated

A production-ready Django REST Framework boilerplate with JWT auth, Celery, Docker, MinIO, and a custom ticketing system. Built for speed an

Gronex — Machine coding, LLD, repository-based, FDE, AI-researcher & production-incident interview problems. Solve each in a real backend re

An opinionated Go backend skeleton with Gin, GORM, PostgreSQL, Redis, Asynq, Docker Compose, CI, and integration tests.

A full-stack Go backend framework with Eloquent ORM, schema migrations, seeders, factories, and a Laravel-style web layer. Drop-in or use wi

Learn backend engineering through real production failure cases.

easybackend.js is a developer-friendly backend DSL and framework for building Node.js/Express APIs with validation, auth, database, and secu

Telegram bot that turns natural-language messages into Google Sheets entries using an LLM. Next.js + FastAPI (Python) + Groq + Prisma/MongoD

Intelligent Document Investigator & Cross-Document Contradiction Engine

Endpoints, a local-first HTTP API client. Build requests, organize collections, run tests, and generate code. Your data stays in the browser

VALIO. — ABAP Code Review AI Tool

Backend web framework for building applications where a single handler can be exposed as http endpoint, MCP tool or CLI action.

Delivery Plus — backend platform for the multi-role delivery system: NestJS microservices, Kafka, Redis, PostgreSQL and Docker.

API-ready Eloquent query builder for Laravel with filtering, sorting, relation includes, sparse fieldsets, strict mode, custom filters, and

Secure file upload and storage management for Laravel with Eloquent integration, private and public URLs, upload metadata tracking, and Lara

Config-as-code backend framework for Go, with a headless CMS and Svelte admin, shipped in one binary

The TypeScript backend framework where plain code just scales. The Go model - write straight-line code, it scales - for TypeScript backends.

Open-source Go backend for multi-tenant SaaS.

Make It Right — constraint-first backend reliability skills for AI coding agents. 3 tiers (generic → runtime → framework) across 9 runtimes;

Real-time crypto data pipeline built with Python, featuring automated ETL workflows, API ingestion, Duckdb storage, market trend analysis, a

A secure and production-oriented FastAPI authentication system with JWT, RBAC, session management, HttpOnly cookies, token rotation, device

FastAPI gateway for detecting and sanitizing PII before it reaches downstream systems. Built with LangGraph, Redis, and PostgreSQL.

Modern Go web framework focused on developer experience, hot-reload, and full-stack workflow

A self-hostable, managed agent service for long-running infrastructure work.

portfolio-backend is a lightweight backend service for a personal portfolio platform built with Node.js/Express or NestJS, MongoDB/PostgreSQ

The Rust framework for modular, scalable backends — you write the business logic, it carries the rest.

Production-ready NestJS 12 REST API starter with PostgreSQL, TypeORM, JWT authentication, migrations, Docker, OpenAPI, Vitest, security defa