ProxyShard

ProxyShard / ShardBrowser

Public

Free, open-source anti-detect browser launcher for web scraping and multi-accounting. By the ProxyShard team. Engine-level fingerprint spoofing in Chromium 148 (WebGL / WebGPU / Client Hints / fonts / TLS), 170+ device profiles bundled, stable QUIC + WebRTC over SOCKS5.

anti-detect-browser browser-fingerprinting chromium fingerprint multi-accounting
23
2
69% credibility
Found May 31, 2026 at 23 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Rust
AI Summary

ShardX Launcher is a free, open-source browser management tool that lets you run hundreds of fake browser identities at once. Each profile pretends to be a different device (Mac, Windows PC, Linux workstation) with matching screen resolution, fonts, graphics card, and network fingerprints. The tool connects through proxy servers and spoofs every signal websites use to detect bots - from TLS handshakes to WebGL renderers. It includes an automation API so developers can control browsers programmatically, and an AI integration layer so non-technical users can direct browser actions through conversation. The launcher itself is open source under MIT license, while the actual browser engine is a closed-source binary that gets downloaded on first launch.

How It Works

1
🔍 You need to browse the web invisibly

You're doing research that requires multiple accounts or want to scrape data without getting blocked.

2
📦 You download the ShardX Launcher

You grab the free launcher from GitHub and install it on your computer.

3
🌐 You connect a proxy server

You add your proxy credentials so each browser profile appears to be in a different location.

4
🎭 You pick a fake device identity

Choose from 170 ready-made profiles like a MacBook Pro, Windows gaming PC, or Linux workstation - each with matching screen, fonts, and graphics.

5
How do you want to work?
🖥️
Use the app manually

Open profiles in separate windows, browse normally, manage cookies and sessions.

🤖
Automate with AI

Connect to Claude or your AI assistant to control browsers through simple conversation.

6
🔒 Everything stays hidden

Your real IP never leaks through WebRTC, websites see fake device fingerprints, and QUIC connections work through your proxy.

✅ Your work is done privately

You scraped your data, managed your accounts, or ran your automation - all without triggering any detection systems.

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Star Growth

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AI-Generated Review

What is ShardBrowser?

ShardBrowser is a free, open-source anti-detect browser launcher built with Rust that helps you run hundreds of isolated browser identities for web scraping and multi-accounting. It comes with a patched Chromium 148 browser that spoofs fingerprinting signals at the engine level—WebGL, WebGPU, Client Hints, fonts, TLS, and more—so detectors see fake hardware rather than your actual machine. You get 170 ready-made device profiles (Mac M-series, Windows machines with various GPUs, Linux workstations) out of the box, each with coherent fingerprints that match real hardware rather than generated nonsense.

Why is it gaining traction?

The real differentiation is how deeply the spoofing goes. Unlike JS-based anti-detect solutions that detectors have already learned to spot, ShardBrowser patches the Chromium engine itself, so spoofed values persist across iframes, web workers, and devtools inspection. Its automation API exposes profile management and CDP WebSocket endpoints for driving browsers with Puppeteer or Playwright, and it includes an MCP server for integrating with AI tools like Claude Desktop. The bonus: it routes QUIC and WebRTC traffic through SOCKS5 proxies with UDP relay support, which is rare in the anti-detect browser space.

Who should use this?

Serious web scrapers managing multiple accounts who need their fingerprints to hold up under real anti-fraud scrutiny—not just basic "am I detected?" checkers. Researchers running competitive intelligence operations. Developers building automation tools that need browser sessions with consistent device profiles and proxy binding per profile. Teams evaluating whether enterprise anti-detect tools are worth paying for might also want to benchmark against this for the free price point.

Verdict

It's a compelling free alternative to paid anti-detect browsers, with solid fundamentals across spoofing depth, proxy integration, and automation API coverage. However, the 23 stars and early versioning (0.1.0) signal a young project with a small community—incoming issues may have longer resolution times. The browser engine itself is closed-source binary distribution, which limits transparency even though the launcher is MIT-licensed. With a credibility score of 0.7%, this is a project worth watching closely rather than betting production infrastructure on immediately. If you need something free and functional today, try the pre-built release; if you want to influence direction, the source is there.

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