ja4

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colocohen / lemon-tls

JavaScript TLS 1.3/1.2 implementation for Node.js, with full control over cryptographic keys and record layer.

nodejs javascript tls ssl dtls secure tls13 tls12 ja3 dtls12 tls-fingerprint ja3-fingerprint ja4 ja4-fingerprint dtls13 tls-fingerprinting ja4s ja5

Updated Aug 20, 2026
JavaScript

x51xxx / mcp-fetch-server

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MCP server exposing a fetch tool with real browser TLS/HTTP2 fingerprints (JA3/JA4, ClientHello, ALPN) — lets AI agents fetch pages that block plain Node/undici clients.

nodejs fetch mcp http-client cloudflare web-scraping impersonate bot-detection ai-agents claude ja3 tls-fingerprint curl-impersonate ja4 model-context-protocol mcp-server

Updated Aug 18, 2026
JavaScript

minanagehsalalma / codex-cycletls-fingerprint-skill

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Codex skill for browser/TLS fingerprint-parity HTTP requests through CycleTLS-Parity

http2 codex ja3 tls-fingerprint ja4 cycletls codex-skill browser-parity

Updated Apr 23, 2026
JavaScript

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