📚 Tech Books

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How Computers Work

计算机是怎么工作的

Starting from a single electrical signal, this book dismantles the complete chain from transistors, CPUs, memory, and operating systems to modern multi-core architectures. No formulas to memorize — only intuition to build. Suitable for complete beginners through advanced engineers. 28 chapters to master computer fundamentals.

📖 28 ch Done 计算机原理CPU

🔥 HOT

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The Complete Hermes Agent Guide: From Zero to Production Autonomous AI Systems

Hermes Agent 完全指南：从入门到生产级自主 AI 系统

The most comprehensive Hermes Agent technical guide: covering NousResearch Hermes model family, self-improving learning loops, Atropos RL framework, Skill engineering (development/testing/publishing), MCP/A2A protocol ecosystem, full self-hosting stack (Ollama/vLLM/K8s), advanced Agent architectures (ReAct/Reflexion/multi-agent coordination), Token cost optimization (73% fixed overhead analysis), security hardening, and 5 complete production case studies. 75 chapters — the definitive handbook for developers moving from 'understanding Agents' to 'building production autonomous AI systems'.

📖 75 ch Done HermesAgent

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The Complete Claude Guide: From API to Production AI Agents

Claude 完全指南：从 API 到 Agent 生产实战

The most comprehensive Claude technical book: covering all model selection, Messages API with 27 parameters, Extended/Adaptive Thinking, Tool Use/Computer Use, MCP protocol, Managed Agents, Claude Code (Skills/Plugin/Hooks/Sub-agents), Plugin development and publishing, Bedrock/Vertex/Azure multi-cloud integration, Admin API enterprise management, and Constitutional AI safety compliance. 80 chapters — the definitive guide for developers moving from 'calling the API' to 'building production AI systems'.

📖 80 ch Done ClaudeAnthropic

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OpenClaw Complete Guide: From Internals to Production

OpenClaw 完全指南：从原理到生产实战

Master OpenClaw end-to-end: five-layer architecture, Gateway WebSocket protocol, Pi execution engine, Command Queue, Skills/Plugin/Memory systems, ClawBleed/ClawHavoc security incidents, Multi-Agent routing, physical Node integration, production deployment and 10 real-world case studies. 43 chapters, completely free.

📖 43 ch Done AI AgentOpenClaw

Redis Complete Guide: From Data Structure Internals to Cloud-Native Production

Redis 完全指南：从数据结构底层到云原生生产实战

Master Redis end-to-end: SDS/skiplist/listpack/hashtable source code, RDB/AOF persistence, replication and Sentinel/Cluster HA, ae event loop internals, memory eviction, Lua/transactions/Pub-Sub, RedisSearch/JSON modules, Java/Python/Go clients, Aerospike/Dragonfly/Valkey comparisons, cloud vendor forks (Tair/MemoryDB), cache design patterns, distributed locks, 10 real use cases, and 10 production incident post-mortems. 43 chapters, completely free.

📖 43 ch Done RedisCache

Kafka Internals: From Message Delivery to Streaming Architecture

Kafka 内核实战：从消息投递到流式架构源码解析

Master Apache Kafka 3.7+ from the ground up: binary protocol dissection, Reactor network model, log storage engine source code, ISR replication, KRaft controller, Kafka Streams, Kafka Connect, hierarchical timing wheel internals, and root cause analysis of 10 real production incidents. 32 chapters at internals depth, completely free.

📖 32 ch Done KafkaDistributed Systems

Next.js Full-Stack: From App Router to Production

Next.js 全栈开发：从 App Router 到生产部署

Master Next.js 15 from the ground up: App Router routing, React Server Components internals, Server Actions, streaming, data caching strategies, authentication, database integration, performance optimization and production deployment. Covers Pages Router → App Router migration. 26 chapters, completely free.

📖 26 ch Done Next.jsReact

React in Depth: From Hooks to Source Code

React 实战：从 Hooks 到源码

Master React 19 from the ground up: JSX compilation, Hooks internals, state management, performance optimization, engineering best practices, and deep dives into Fiber architecture and Reconciler source code. Covers React 18→19 key changes. 28 chapters, completely free.

📖 28 ch Done ReactHooks

High Performance MySQL — Complete Optimization Guide

MySQL 性能优化完全指南

A comprehensive MySQL optimization encyclopedia from beginner to architect level: InnoDB internals, index optimization, query tuning, config generator, distributed architecture, industry solutions, interview prep. 50 deep-dive topics, completely free.

📖 50 ch Done MySQLDatabase

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The AI Efficiency Playbook

AI 提效实战手册

From concept to practice — use AI to 10x your daily productivity: Prompt frameworks, writing, research, data analysis, content creation, project management. 15 chapters, 200+ ready-to-use real Prompt case studies.

📖 15 ch Done AIProductivity

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AI-Powered Excel: From Formulas to Full Automation

用 AI 搞定 Excel：从公式到自动化

No formula memorization, no coding required. Use AI to generate VLOOKUP, pivot tables, and VBA scripts. 20 chapters, 200+ prompt case studies, completely free.

📖 20 ch Done ExcelWPS

Python Automation in Practice: Replace Repetitive Work with Scripts

Python 自动化实战：用脚本替代重复劳动

Learn Python automation from scratch: batch Excel/Word processing, scheduled emails, web scraping, AI API integration. 16 in-depth chapters with production-ready code for real workplace scenarios.

📖 16 ch Done PythonAutomation

Linux Shell: From Beginner to Kernel Contributor

Linux Shell 从入门到内核贡献

Five depth layers for everyone from beginner to kernel contributor. Filesystem/inode/permissions/process internals, shell scripting engineering (shellcheck/bats/trap), systemd/cgroup/eBPF/perf profiling, namespace/seccomp container internals, syscalls and kernel contribution workflow. 20 chapters, completely free.

📖 20 ch Done LinuxShell

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n8n Workflow Automation in Practice

n8n 自动化工作流实战手册

The most comprehensive Chinese n8n tutorial: from installation to AI Agents. Visual workflow automation, 400+ node integrations, IM bots, LLM integration, RAG pipelines, self-hosted deployment. 20 chapters for ops, PMs, and developers.

📖 20 ch Done n8nAutomation

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Dify in Depth: Build Enterprise AI Apps from Zero to Production

Dify 实战：从零构建企业级 AI 应用

24 chapters covering Dify end-to-end: RAG internals and tuning, workflow orchestration, Agent architecture, self-hosted HA deployment, cost control and observability. Four difficulty layers per chapter — PMs to senior engineers all benefit.

📖 24 ch Done DifyAI

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AI Short Drama: Create & Monetize with AI

AI短剧制作与变现完全指南

Build viral AI short dramas from scratch: scriptwriting, AI image/video generation, consistent character LoRA, editing, TikTok cold start, account matrix, paid drama revenue, overseas monetization. 22 chapters from production to profit.

📖 22 ch Done AI短剧

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Cursor & Claude in Practice: The Complete AI-Assisted Development Guide

Cursor / Claude 编程实战：AI 辅助开发完全指南

From Cursor setup to Claude API integration — master the complete AI-assisted development workflow: multi-file Composer editing, .cursorrules best practices, AI TDD, smart debugging, full-stack projects, AI Agent development. 18 chapters, the definitive guide for developers.

📖 18 ch Done CursorClaude

📈 HOT

TypeScript in Action: From Basics to Turing-Complete Type Programming

TypeScript 编程实战：从入门到类型系统图灵完备

From JS migration to the limits of the TypeScript type system: type inference, generics, conditional types, variance, Branded Types, Result pattern, type-safe state machines, type-level algorithms, HKT simulation, Compiler API. 28 chapters — the only Chinese guide covering ultra-advanced type gymnastics.

📖 28 ch Done TypeScriptJavaScript

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Deep JavaScript: ECMAScript Principles

深入理解 JavaScript：ECMAScript 原理

Not a how-to guide — a why-it-works guide. From Brendan Eich's 10-day design decisions to V8 JIT deoptimization, covering all core ECMAScript mechanisms: type system, prototype chain, execution contexts, closures, event loop, Promise resolution algorithm, ESM module linking. Four-layer structure per chapter serves developers at every level. 35 chapters — the most in-depth ECMAScript internals guide in Chinese.

📖 35 ch Done JavaScriptECMAScript

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Deep Vue 3: From History to Engine Internals

深入 Vue 3：从历史演进到引擎原理

Not a Vue 3 tutorial — a Vue 3 internals book. From Evan You's three rewrite decisions to the complete internal mechanics of the Proxy reactivity engine, template compiler, and Diff algorithm. Four-layer structure per chapter serves developers at every level: Level 1 direct conclusions, Level 2 engine internals, Level 3 Vue 3 source code and design docs, Level 4 high-frequency pitfalls. 32 chapters covering history, reactivity, compilation, renderer, Composition API, state/routing, animation/errors/security, and performance engineering.

📖 32 ch Active Vue 3响应式原理

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Data Structures and Algorithms

数据结构与算法

From complexity analysis to dynamic programming, from hash table internals to B+Tree indexes. 43 chapters covering interview patterns, engineering applications, and classical proofs. All Python code is runnable.

📖 43 ch Active 数据结构算法

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Go in Action

Go 语言实战

Language core + runtime internals + engineering practice + AI applications in one book. Dives into GMP scheduler, GC, and channel source code. Uses real yiteai-dev-server code — one project per chapter. Covers AI Agents, MCP Servers, and RAG pipelines in Go. 53 chapters.

📖 53 ch Active GoGolang