The best sapper-v2 alternatives

Anthropic-Cybersecurity-Skills

mukul975/Anthropic-Cybersecurity-Skills

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

Choose Anthropic-Cybersecurity-Skills if…

• Apache License 2.0 suits your use better than MIT License
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (36.0k)
• you specifically need cloud-security or devsecops

Shares ai-agents, claude-code, cybersecurity, llm with sapper-v2.

CowAgent

zhayujie/CowAgent

Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-agent, multi-model, multi-channel. Lightweight, extensible, one-line install. (formerly chatgpt-on-wechat)

Choose CowAgent if…

• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (47.9k)
• you specifically need ai or ai-agent

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

elephant-goldfish-model

google/elephant-goldfish-model

Open-source plugin for designing and reviewing software with agents

Choose elephant-goldfish-model if…

• Apache License 2.0 suits your use better than MIT License
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (18.1k)
• you specifically need agent-skills or antigravity

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

omnigent

omnigent-ai/omnigent

Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.

Choose omnigent if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (11.4k)
• you specifically need agent-framework or agent-governance

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

Vibe-Skills

foryourhealth111-pixel/Vibe-Skills

Intelligent Skill routing and workflow orchestration for AI agents — +21.12 pp reward, −29.6% tokens on SkillsBench with DeepSeekV4Flash-VE.

Choose Vibe-Skills if…

• Apache License 2.0 suits your use better than MIT License
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (3.8k)
• you specifically need agent-framework or agent-skills

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

agency-agents-zh

jnMetaCode/agency-agents-zh

🎭 277 个即插即用的 AI 专家角色 — 支持 Claude Code/Cursor/Copilot 等 20 种工具，覆盖工程/设计/营销/金融等 20 个部门。含 64 个中国市场原创智能体（小红书/抖音/微信/飞书/钉钉/Qt 上位机/机械设计）。搭配编排器 agency-orchestrator，一句话即可让多位专家按 DAG 自动协作。

Choose agency-agents-zh if…

• you would rather work in Shell than Python
• you want the more widely starred option (22.0k)
• you specifically need agency-orchestrator or agent-definitions

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

munder-difflin

HarnessMD/munder-difflin

an open-source alternative to the dots, bots and muses of the world, run an office of claude code/codex like agents on your laptop, sandboxes or anywhere, uses your existing subscriptions

Choose munder-difflin if…

• you would rather work in JavaScript than Python
• you want the more widely starred option (9.5k)
• you specifically need agent-harness or agent-orchestration

Shares ai-agents, autonomous-agents, claude-code, multi-agent with sapper-v2.

open-multi-agent

open-multi-agent/open-multi-agent

Self-hosted TypeScript agent runtime with durable approvals and verifiable run records. Own it, approve it, audit it.

Choose open-multi-agent if…

• you would rather work in TypeScript than Python
• you want the more widely starred option (7.1k)
• you specifically need agent-framework or agent-orchestration

Shares ai-agents, claude-code, llm, multi-agent with sapper-v2.

hermes-agent

NousResearch/hermes-agent

The agent that grows with you

Choose hermes-agent if…

• you want the more widely starred option (263.0k)
• you specifically need ai or ai-agent

Shares ai-agents, claude-code, llm with sapper-v2.

Decepticon

PurpleAILAB/Decepticon

Autonomous Hacking Agent for Red Team

Choose Decepticon if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (6.6k)
• you specifically need agent or ai

Shares cybersecurity, llm, pentest with sapper-v2.

loopx

loopx-project/loopx

Turn long-horizon goals into verifiable results. A local-first semantic control plane and research workbench for long-running agent teams, across sessions and runtimes.

Choose loopx if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (6.6k)
• you specifically need agent-control-plane or agent-harness

Shares ai-agents, claude-code, multi-agent with sapper-v2.

paperclip

paperclipai/paperclip

The open-source app everyone uses to manage agents at work

Choose paperclip if…

• you would rather work in TypeScript than Python
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (113.4k)
• you specifically need acpx or agent-orchestration

Shares ai-agents, autonomous-agents, claude-code, llm with sapper-v2.