No red flags found in any of the 11 categories — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →
by webbrain-one · Agent Tool · ★ 1.1k
Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h
🔒 Is webbrain safe to install? View the security audit →
WebBrain Open-source AI browser agent for Chrome and Firefox. Chat with any web page, automate browser tasks, and run multi-step agent workflows — powered by your choice of LLM. Features Page Reading — Extracts text, links, forms, tables, and interactive elements from any page Browser Actions — Click, type, scroll, navigate, and interact with page elements Ask / Act Modes — Read-only mode by default, full agent mode with confirmation Plan before Act — Act mode can generate a structured plan, show it for approval, then pin the approved plan to the scratchpad before tools run Multi-Step Agent — Autonomous task execution with tool-use loops (configurable, default 130 steps) Continue from Limit — When the agent hits the step limit, click Continue to keep going Multi-Provider LLM — Supports local and cloud models: WebBrain Cloud 1.0 (cloud, default) — Built-in managed cloud option; no local setup required llama.cpp (local) — No API key needed. Also Ollama, LM Studio, Jan, vLLM, and SGLang OpenAI (GPT-5.5, etc.) Anthropic Claude (na
| Stars | 1,109 |
| Forks | 125 |
| Language | JavaScript |
| Category | Agent Tool |
| Quality Score | 67.8570225631505/100 |
| Open Issues | 10 |
| Last Updated | 2026-09-22 |
| Created | 2026-04-06 |
| Platforms | browser, node |
| Est. Tokens | ~18k |
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webbrain is Open-source AI browser agent for Chrome and Firefox (monorepo) 🧠. It is categorized as a Agent Tool with 1.1k GitHub stars.
webbrain is primarily written in JavaScript. It covers topics such as ai-agent, ai-agents, ai-tools.
You can find installation instructions and usage details in the webbrain GitHub repository at github.com/webbrain-one/webbrain. The project has 1.1k stars and 125 forks, indicating an active community.
The top alternatives to webbrain on Agent Skills Hub include browser-agent-py, deepseek-pp, claude-code-local. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.
Grades come from a rule-based scan built on the SlowMist agent-security taxonomy, covering 11 red-flag categories including credential harvesting, data exfiltration, and curl | sh installers. It is a first-layer scan, not a manual audit — we say so rather than overstate it.
The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.
Sources & who's responsible: