Browse The Skill Store

API Contract Guardian for AI Coding Agents

by Shandra

$9.99

Protects API endpoints from accidental breaking changes by generating contract maps, validation rules, integration tests, documentation, and safe AI coding prompts.

Receive webhooks and forward them as clean Telegram alerts. One-command setup. Dedup, batching, health checks.

Stripe Subscription Engine

by PubsProToolkit

$69

Scaffold a complete, production-ready Stripe subscription system — Checkout, customer portal, hardened webhooks, plans, seats, proration, and dunning — wired to your database.

🔁 n8n Workflow QA Linter

by JustHandled Labs

$19

Lint an exported n8n workflow before it ships: catches broken or duplicated nodes, missing error handlers, credential stubs, unhandled retries, unsafe webhooks, brittle expressions, and missing idempotency. A read-only pass over your workflow JSON that ranks production-readiness gaps with evidence and concrete fixes.

💳 Stripe Webhook & Checkout Doctor

by JustHandled Labs

$25

Diagnose why Stripe Checkout, the Billing Portal, or your webhooks aren't working: missing signature verification, raw-body mistakes, no idempotency, test/live key mix-ups, broken success and cancel URLs, and subscription lifecycle gaps. Works across Next.js, Express, FastAPI, and serverless, with severity, evidence, and copy-paste fixes for each finding.

nex whatsapp business notify

by Nex AI

$7

Enterprise-grade WhatsApp Business Cloud API integration for Python with session window management and webhook security.

Complete Next.js & Stripe billing engine with per-seat proration, secure webhooks, and multi-tenant member management.

API Integration Design & Error Handling Architect

by Shandra

$55

Designs reliable API integrations with request validation, contract mapping, retries, timeout policies, idempotency, rate-limit protection, token refresh, dead-letter handling, monitoring, and recovery plans.

Production Stripe billing in one shot. Subscriptions, metered usage, webhooks, customer portal, tax, fraud. 12 patterns, TS+Python.

Trading Bot Script Architect

by Shandra

$5

Designs, writes, audits, debugs, and improves rule-based trading bot scripts for indicators, strategies, alerts, backtests, paper trading, webhooks, and authorized execution workflows.