// DEVELOPER_TOOLS_REGISTRY
Developer Tools
9_TOOLS · BROWSER_ONLY · NO_DATA_LEAVES_YOUR_DEVICE
Free online webhook sender tool to test HTTP endpoints. Send POST, GET, PUT, PATCH, and DELETE requests with custom JSON payloads, headers, and timeout options.
Generate realistic webhook payloads for Stripe, GitHub, and Shopify
Create temporary URLs to capture and inspect incoming webhooks
ALL TOOLS
Regex Tester
Test regex patterns with live matching and capture groups
Cron Expression Parser
Explain cron expressions in plain English and preview the next 10 run times
UUID Generator
Generate v1/v4 UUIDs, validate UUIDs, bulk generation
URL Encoder/Decoder
Encode and decode URLs and query strings
Base64 Encoder/Decoder
Encode and decode Base64 and Base64URL
Duplicate Line Remover
Remove duplicate lines from text while preserving order
Webhook Sender
Free online webhook sender tool to test HTTP endpoints. Send POST, GET, PUT, PATCH, and DELETE requests with custom JSON payloads, headers, and timeout options.
Payload Generator
Generate realistic webhook payloads for Stripe, GitHub, and Shopify
Webhook Receiver
Create temporary URLs to capture and inspect incoming webhooks