Free B2B Automation Toolkit

Free Automation Tools for
Ops, APIs, AI, and Workflow Teams

Browser-based. No login. No paywall. Built for people working in n8n, Make.com, Zapier, APIs, webhooks, LLM apps, and automation systems that love breaking at inconvenient hours.

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9 Free Tools

100% Browser-Based

0 Login Required

∞ Free Forever

All Free Tools

Everything you need to debug, calculate, and ship faster

API Rate Limit Checker

Test live API rate limit ceilings before your automation starts eating 429s for breakfast.

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LLM Token & Cost Calculator

Estimate OpenAI and Anthropic token usage and API cost before the invoice becomes a jump scare.

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Rate Limit Sleep Calculator

Calculate retry delays, throttling windows, and backoff intervals for APIs that politely say “slow down.”

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JSON Path Dot Notation Finder

Extract precise JSON paths from messy nested payloads without manually spelunking through brackets and arrays.

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Webhook JSON Escaper

Escape and stringify JSON safely for webhook payloads, request bodies, and tools that panic when quotes appear.

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E.164 Phone Formatter

Normalize phone numbers into E.164 format for CRMs, WhatsApp automations, SMS systems, and lead routing flows.

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Webhook Pagination Builder

Map paginated API request chains for bulk data pulls without hand-building the logic every single time.

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OpenAI Strict JSON Schema Generator

Generate strict JSON schemas for structured LLM outputs, function calling, and apps that need less hallucination and more obedience.

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iPaaS Migration Cost Calculator

Compare real monthly workflow costs across Zapier, Make.com, and n8n before migration math starts lying to you.

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Coming Soon

n8n Workflow Auditor

Paste your n8n JSON export and get a fast health report: missing error handlers, rate limit exposure, complexity score, and a prioritized fix list. Free. Browser-based. No upload drama.

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Free Automation Tools for Ops, APIs, AI, and Workflow Teams

Everything you need to debug, calculate, and ship faster

n8n Workflow Auditor

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Free Automation Tools for
Ops, APIs, AI, and Workflow Teams