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Used by builders, QA, DevOps, and security-conscious teams
A specialized toolkit for modern software engineering. Stop context switching and start shipping faster.
Build and send API requests without the bloat. Clean interface, fast execution, clear responses.
GET https://api.example.com/users
Headers:
Authorization: Bearer token123
Content-Type: application/jsonEvery webhook payload is saved automatically. Replay requests with one click to debug issues faster.
POST /webhooks/abc123
Headers:
Content-Type: application/json
Body:
{
"event": "user.created",
"data": {"id": 123}
}Paste JSON or YAML and get instant formatting. Validate syntax, convert between formats, and catch errors before they cause problems.
{
"name": "ToolHQ",
"tools": ["API Tester", "JSON Formatter"],
"status": "active"
}ToolHQ API Key Scanner searches public repos for exposed API key patterns. Learn how keys get leaked, validate responsibly, and report findings to repository owners—for educational and security awareness.
# ToolHQ API Key Scanner
# GitHub · OpenAI, Anthropic, Google
# Connect token, run scan, report responsiblyA seamless development pipeline from raw input to production-ready output.
Structure your data or requests with a high-fidelity editor.
Execute with low-latency infrastructure and real-time feedback.
Analyze precise headers and structured payloads instantly.
All tools are free to use. No login, no signup, no credit card.
All features, no account required
Quick answers about using ToolHQ.
Yes. All tools and features are free to use. No credit card, no signup required.
No. You can use all tools without logging in or signing up.
We keep usage reasonable so everyone can use the tools. If that ever changes, we’ll say so clearly.
See what builders are saying about ToolHQ
"ToolHQ has become an essential part of my daily workflow. The API tester is incredibly fast and the webhook inspector saved me hours of debugging."
"As a QA lead, I use ToolHQ to test webhooks and validate API responses. The interface is clean and the tools are powerful without being overwhelming."
"The JSON formatter and JWT decoder are lifesavers. Everything runs client-side, so it's fast and secure. Highly recommend for any DevOps team."
"I love how all the tools I need are in one place. No more switching between different websites. The cron generator is particularly well-designed."
"ToolHQ's webhook inspector helped us debug a critical integration issue in minutes. The replay feature is brilliant."
"Clean, fast, and reliable. The IP lookup tool gives us all the information we need without any fluff. Perfect for our use case."