Cloudflare Docs

Cloudflare Docs

Overview
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How Workers works
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How the Cache works
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How KV works
How routing works
Migrating to module Workers
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Using Durable Objects
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Playground
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Storage options guide
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About Service bindings

Changelog
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Deploy button
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Headers
Known issues
Languages
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Logpush
Node.js compatibility
Page Rules
Smart Placement (beta)
Triggers

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Custom Domains
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WebAssembly (Wasm)

Wasm in JavaScript
Rust

Workers Sites

Start from existing
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Start from worker
Workers Sites configuration
Runtime APIs
addEventListener
Cache
Durable Objects
EmailEvent
Encoding
Fetch
FetchEvent
HTMLRewriter
KV
mTLS
Node.js Compatibility

assert
AsyncLocalStorage
Buffer
EventEmitter
util

R2
Request
Response
ScheduledEvent
Service bindings
Streams

ReadableStream
ReadableStream BYOBReader
ReadableStream DefaultReader
TransformStream
WritableStream
WritableStream DefaultWriter

Web Crypto
Web standards
WebSockets
Wrangler
Install/Update Wrangler
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Workers KV
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System Environment Variables
Environments
Running in CI/CD
API
Wrangler (legacy)
Install / Update
Authentication
Commands
Configuration
Webpack
Comparing Wrangler v1 & v2
Migration to Wrangler v2

Ejecting webpack
AI Assistant

Runtime APIs