Sandbox
501 repos · Any agent · TestingClear

Installable agent skills for browser automation, local knowledge, skill management, external CLI workflows, and session handoffs.

63
marketcalls/
vectorbt-backtesting-skills

Agentic coding skills for backtesting trading strategies using VectorBT. Supports Indian, US, and Crypto markets with realistic transaction cost modeling, TA-Lib indicators, QuantStats tearsheets, and 12 ready-made strategy templates.

202
agent-sh/
agent-workspace-linux

Isolated Linux desktop workspaces for AI agents — a hidden, agent-owned desktop and browser over MCP, so an agent can do GUI and web work without touching your real desktop.

97

Install engineering discipline into any AI coding assistant. Composable skills for design, implementation, review, and team standards. Better process, not just better prompts.

190
Ido-Levi/
Hephaestus
Ido-Levi/HephaestusFrameworks & SDKs

Semi-Structured Agentic Framework. Workflows build themselves as agents discover what needs to be done, not what you predicted upfront.

1.2k
HaD0Yun/
Doyunha-Gopeak

GoPeak — The most comprehensive MCP server for Godot Engine. 95+ tools: scene management, GDScript LSP, DAP debugger, screenshot capture, input injection, ClassDB introspection, CC0 asset library. npx gopeak

250
erwinkramer/
bank-api

The Bank API is a design reference project suitable to bootstrap development for a compliant and modern API.

843
Zhen-Bo/
smell-check

Agent Skill for code and test smell audits. Evidence-ranked findings from Refactoring, Clean Code, and the test-smell literature. Formerly pragmatic-code-review.

237
KonghaYao/
peri

14MB ACP-Rust Agent, Claude Code Plugin compatible, Dynamic Workflow, Goal, Artifacts, Free Web Search, full feature and better support!

164
adewale/
skill-eval-harness

Agent Skill evaluation harness for paired variants, trace artifacts, and runner adapters

73

Give any AI agent a full desktop — it sees the screen, clicks, types, and runs apps like a human. Automate anything with a UI: browsers, legacy software, internal tools. No API needed. One Docker command.

149
dstackai/
dstack

Vendor-agnostic orchestration for training, inference and agentic workloads across NVIDIA, AMD, TPU, and Tenstorrent on clouds, Kubernetes, and bare metal.

2.2k
ArcadeAI/arcade-mcpFrameworks & SDKs

MCP Server Framework and Tool Development library for building custom capabilities into agents.

1k

Native local development environment for Windows, macOS & Linux. A modern alternative to XAMPP, MAMP, Laragon and Laravel Herd, with runtimes, databases, web servers, local sites, HTTPS, AI coding tools and MCP.

3.2k
vdaubry/
bottega

Coding agent orchestration for engineering teams — shipped as a spec plus a working reference implementation.

84

A command-line interface for interacting with MCP (Model Context Protocol) servers using both stdio and HTTP transport.

1.6k
billy-enrizky/
openbrowser-ai

OpenBrowser is a framework for intelligent browser automation. It combines direct CDP communication with a CodeAgent architecture, where the LLM writes Python code executed in a persistent namespace, to navigate, interact with, and extract information from web pages autonomously.

241
ruvnet/
agentic-flow

Easily switch between alternative low-cost AI models in Claude Code/Agent SDK. For those comfortable using Claude agents and commands, it lets you take what you've created and deploy fully hosted agents for real business purposes. Use Claude Code to get the agent working, then deploy it in your favorite cloud.

803
tathagat22/
plumb-mcp

Local Figma MCP server with no REST rate limits, no metered tool-call quotas, and a verification loop. Drop-in alternative to Figma's Dev Mode MCP and Framelink for Claude Code, Cursor, Windsurf — works on every plan including Free.

78
lmwilki/
civ6-mcp

An MCP server that lets LLM agents play Civilization VI.

172
skillberry-ai/
cap-evolve

Optimize any AI agent’s skills, tools/MCP, and prompts against your own evals.

56

Uses only the subcriptions you have. Control different agents with agents. Free, local, workspace for AI agents. Let one agent (Claude Code, Codex, Hermes, DeepSeek, Kimi, ...) spawn and drive others over MCP. No API keys, no changes to your Agent.md or Claude.md. TUI, Web UI, CLI, MCP in one package.

88
vitalops/
opendesk
vitalops/opendeskFrameworks & SDKs

Control 1 or more machines using computer use tools that integrates with your agents

85
oneal2000/
SR-Agents

SRA-Bench and SR-Agents: a benchmark and toolkit for skill-retrieval-augmented LLM agents.

103