zerocaptcha

The official ZeroCaptcha client for Python: solve Cloudflare Turnstile and Cloudflare challenge pages, wait for results, read the balance and verify callback signatures. Standard library only, Python 3.9+, typed.

Move a Cloudflare Turnstile client written for the createTask/getTaskResult JSON format or the in.php/res.php format to ZeroCaptcha by changing the host and key. Tested Python clients for both formats, field-name tables and a checklist.

Cloudflare Turnstile solver: get a valid Cloudflare Turnstile token for any page and sitekey from the ZeroCaptcha API. A zero-dependency Node.js CLI, the REST and createTask formats, and links to tested examples for Python, Node.js, Go, PHP, Java, C#, Rust, Playwright, Puppeteer and Selenium.

Solve Cloudflare Turnstile in C# and .NET: a tested example that gets a Cloudflare Turnstile token from the ZeroCaptcha API with HttpClient and System.Text.Json, with retries, idempotency keys and cancellation. .NET 8+.

Solve Cloudflare Turnstile in Python: a small, tested example that sends the page URL and sitekey to the ZeroCaptcha API and returns a Cloudflare Turnstile token. Standard library only, Python 3.9+, with retries, idempotency keys and a deadline.

Solve Cloudflare Turnstile in Puppeteer: read the widget's sitekey, get a token from the ZeroCaptcha API, fill cf-turnstile-response and submit. Also passes a Cloudflare challenge page by setting its cf_clearance cookie with the same proxy and user agent. Tested end to end.

Solve Cloudflare Turnstile in Node.js and TypeScript: a tested example that gets a Cloudflare Turnstile token from the ZeroCaptcha API with fetch and posts it with a form. No runtime dependencies, Node.js 22.18+, typed, with retries and a deadline.

Solve Cloudflare Turnstile in Playwright: read the widget's sitekey, get a token from the ZeroCaptcha API, fill cf-turnstile-response and submit. Also passes a Cloudflare challenge page by loading its cf_clearance cookie with the same proxy and user agent. Tested end to end.

Solve Cloudflare Turnstile in Java: a tested Maven example that gets a Cloudflare Turnstile token from the ZeroCaptcha API with java.net.http and Gson, with retries, idempotency keys and a deadline. Java 17+.

Solve Cloudflare Turnstile in Selenium with Python: read the widget's sitekey, get a token from the ZeroCaptcha API, fill cf-turnstile-response and submit. Also passes a Cloudflare challenge page by adding its cf_clearance cookie with the same proxy and user agent. Tested end to end.

Solve Cloudflare Turnstile in PHP: a tested example that gets a Cloudflare Turnstile token from the ZeroCaptcha API with the curl extension, retries and a deadline. No Composer packages, PHP 8.1+.

Solve Cloudflare Turnstile in Go: a tested example that gets a Cloudflare Turnstile token from the ZeroCaptcha API with net/http, context deadlines, retries and idempotency keys. Standard library only, Go 1.22+.

Cloudflare WAF and 5-second challenge solver: pass a Cloudflare "Just a moment..." or "Checking your browser" challenge page through your own proxy and get the cf_clearance cookie with the user agent it is bound to. A tested Python example with the standard library only, and a curl recipe.

The official ZeroCaptcha client for Go: solve Cloudflare Turnstile and Cloudflare challenge pages, wait for results, read the balance and verify callback signatures. Standard library only, Go 1.22+, context-aware.

The official ZeroCaptcha client for JavaScript and TypeScript: solve Cloudflare Turnstile and Cloudflare challenge pages, wait for results, read the balance and verify callback signatures. No dependencies; Node.js 20+, Deno, Bun and browsers.

Solve Cloudflare Turnstile in Rust: a tested example crate that gets a Cloudflare Turnstile token from the ZeroCaptcha REST API with ureq and serde_json, with typed errors, retries, idempotency keys and a deadline.