The Free B2B Automation Toolkit

Build Unbreakable Workflows For
APIs, AI, and Ops Teams

100% browser-based. No logins. No paywalls. Built specifically for engineers scaling n8n, Make.com, and custom webhook architecture. Stop guessing and start building.

Explore 14 Free Tools
14 Tools
0ms Server Latency
100% Client-Side Secure
$0 Free Forever
The Directory

Everything you need to debug and scale

 
n8n Workflow Cost Calculator
Paste your raw n8n JSON to instantly calculate and compare monthly execution costs vs Make.com.
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RAG Text Chunker & Overlap
Simulate document chunking for LLM embeddings and generate the exact JS script for your automation loops.
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JSON Webhook to PostgreSQL
Paste a webhook to instantly generate the CREATE TABLE schema and parameterized INSERT queries.
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B2B API Rate Limit Database
Instant lookup directory for exact request limits, pagination rules, and headers across 30+ B2B APIs.
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Bulk LLM Token Calculator
Estimate OpenAI and Anthropic costs before running massive CSVs and getting an invoice jump scare.
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API Rate Limit Sleep Calculator
Calculate the exact millisecond delay needed to throttle your loops and prevent 429 Too Many Requests.
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JSON Path Dot Notation Finder
Click any value in a messy nested JSON payload to instantly copy its exact dot notation mapping path.
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Webhook JSON Escaper
Escape and stringify JSON safely for GraphQL payloads and tools that panic when double quotes appear.
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E.164 Phone Formatter
Generate Regex and JS to clean dirty CRM phone numbers into strict E.164 format for Twilio and WhatsApp.
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API Pagination Loop Builder
Generate bulletproof Do/While loops for Cursor, Offset, and Page-based APIs to use in custom webhooks.
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OpenAI Strict JSON Schema
Visually build Strict JSON Schemas for OpenAI's Structured Outputs API to end LLM hallucinations forever.
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iPaaS Migration Cost Calculator
Compare the monthly pricing math of Make.com vs Zapier based on exact steps and execution volume.
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WP REST API Auth Generator
Generate Base64 Auth headers and ACF JSON payloads securely in your browser to fix 401 Unauthorized errors.
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CRM Fuzzy Matcher Script
Bypass $10k deduplication software. Generate Levenshtein Distance scripts to block dirty CRM data.
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In Development

The n8n Workflow Auditor

Paste your n8n JSON export and get an instant health report: missing error handlers, rate limit exposure, logic loops, and a prioritized security fix list.

Get Early Access →