browser39 — security grade SAFE, quality 71/100

Security audit verdict: SAFE · quality 71/100

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 alejandroqh · Codex Skill · ★ 82

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

🔒 Is browser39 safe to install? View the security audit →

About browser39

browser39 A headless browser for AI agents that fetches modern web pages, runs JavaScript, manages sessions, and returns token-efficient Markdown. Handles modern sites. Executes JavaScript, fills forms, queries the DOM, persists cookies and sessions across runs. LLM-usable output. Compact Markdown with content preselection, so the agent reads the section it needs, not the whole page. Local-only. No data sent to third-party services. Single binary. No Chrome, no Puppeteer. 52MB. macOS, Linux, Windows. Comparison Profiles, red

agentagent-skillsagentic-aiclaude-codeharnessopenclawwebbrowser

Quick Facts

Stars82
Forks10
LanguageRust
CategoryCodex Skill
LicenseApache-2.0
Quality Score71.2227618020116/100
Open Issues1
Last Updated2026-05-20
Created2026-04-03
Platformsbrowser, claude-code, rust
Est. Tokens~129k

Compatible Skills

These tools work well together with browser39 for enhanced workflows:

  • mcp — semantic(0.21)+complementary+same_lang+similar_pop+shared_platform (57%)
  • icm — semantic(0.21)+complementary+same_lang+similar_pop+shared_platform (52%)

browser39 alternative? Top 6 similar tools

Looking for a browser39 alternative? If you're comparing browser39 with other codex skill tools, these 6 projects are the closest alternatives on Agent Skills Hub — ranked by topic overlap, star count, and community traction.

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  • ai-skills by sanjay3290 · ⭐ 396

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Frequently Asked Questions

What is browser39?

browser39 is A headless browser for AI agents that fetches modern web pages, runs JavaScript, manages sessions, and returns token-efficient Markdown.. It is categorized as a Codex Skill with 82 GitHub stars.

What programming language is browser39 written in?

browser39 is primarily written in Rust. It covers topics such as agent, agent-skills, agentic-ai.

How do I install or use browser39?

You can find installation instructions and usage details in the browser39 GitHub repository at github.com/alejandroqh/browser39. The project has 82 stars and 10 forks, indicating an active community.

What license does browser39 use?

browser39 is released under the Apache-2.0 license, making it free to use and modify according to the license terms.

What are the best alternatives to browser39?

The top alternatives to browser39 on Agent Skills Hub include agent-skills, modsearch, awesome-azure-openai-llm. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.

View on GitHub → Browse Codex Skill tools