Alternatives

Claude Code From Scratch alternatives for AI agents.

Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.

Current skill

Claude Code From Scratch

Build your own Claude Code from scratch. 🔍 Claude Code 开源了 50 万行代码,读不动?用 ~4000 行 TypeScript / Python 从零复现核心架构,11 章分步教程带你理解 coding agent 精髓

100
Quality
92
Trust
2.5K
Stars
#1

Hermes Agent

Similarity 149Trust 90Excellent 100

The agent that grows with you

213K starsJul 11, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add NousResearch/hermes-agent
#2

Nanobot

Similarity 148Trust 86Excellent 100

Lightweight, open-source AI agent for your tools, chats, and workflows.

46K starsJul 18, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add HKUDS/nanobot
#3

Learn Claude Code

Similarity 141Trust 87Excellent 100

Bash is all you need - A nano claude code–like 「agent harness」, built from 0 to 1

68K starsJun 15, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add shareAI-lab/learn-claude-code
#4

Claude Mem

Similarity 127Trust 90Excellent 100

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More

84K starsJun 24, 2026 pushagent-frameworksJavaScriptAI Agents
$ npx skills add thedotmack/claude-mem
#5

AionUi

Similarity 127Trust 88Excellent 100

Free, local, open-source 24/7 Cowork app for OpenClaw, Hermes Agent, Claude Code, Codex, OpenCode, Gemini CLI and 20+ more CLI | Customize your assistants | Star if you like it!

30K starsJul 14, 2026 pushagent-frameworksTypeScriptAI Agents
$ npx skills add iOfficeAI/AionUi
#6

Oh My Openagent

Similarity 127Trust 87Excellent 100

omo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For your Codex, for your OpenCode

63K starsJun 19, 2026 pushagent-frameworksTypeScriptAI Agents
$ npx skills add code-yeongyu/oh-my-openagent
#7

9router

Similarity 126Trust 90Excellent 100

Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit limits.

17K starsJun 13, 2026 pushagent-frameworksJavaScriptAI Agents
$ npx skills add decolua/9router
#8

AI Website Cloner Template

Similarity 125Trust 87Excellent 100

Clone any website with one command using AI coding agents

17K starsJun 1, 2026 pushagent-frameworksTypeScriptAI Agents
$ npx skills add JCodesMore/ai-website-cloner-template
#9

Rowboat

Similarity 125Trust 88Excellent 100

Open-source AI coworker, with memory

15K starsJun 14, 2026 pushagent-frameworksTypeScriptAI Agents
$ npx skills add rowboatlabs/rowboat
#10

Learn Harness Engineering

Similarity 125Trust 90Excellent 100

Harness engineering beginner tutorial, from 0 to 1

11K starsJul 10, 2026 pushagent-frameworksTypeScriptAI Agents
$ npx skills add walkinglabs/learn-harness-engineering
#11

Mem0

Similarity 125Trust 90Excellent 100

Universal memory layer for AI Agents

61K starsJul 18, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add mem0ai/mem0
#12

Langchain

Similarity 125Trust 88Excellent 100

The agent engineering platform.

141K starsJul 1, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add langchain-ai/langchain
#13

Ralph Claude Code

Similarity 124Trust 84Excellent 100

Autonomous AI development loop for Claude Code with intelligent exit detection

9.4K starsJun 15, 2026 pushagent-frameworksShellAI Agents
$ npx skills add frankbria/ralph-claude-code
#14

Browser Harness

Similarity 123Trust 88Excellent 100

Browser Harness | Self-healing harness that enables LLMs to complete any task.

16K starsJul 19, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add browser-use/browser-harness
#15

OpenSandbox

Similarity 123Trust 88Excellent 100

Secure, Fast, and Extensible Sandbox runtime for AI agents.

12K starsJun 25, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add alibaba/OpenSandbox
#16

OpenSandbox

Similarity 123Trust 88Excellent 100

Secure, Fast, and Extensible Sandbox runtime for AI agents.

11K starsJun 12, 2026 pushagent-frameworksPythonAI Agents
$ npx skills add opensandbox-group/OpenSandbox

How to choose

When should you switch?

Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Claude Code From Scratch if it already passes your workflow test and repository review.

Next step

Compare top candidates side by side

Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.