The tools we run Esipick on.
What we use and what it does for us.
Tool names and descriptions are carried over from our previous stack page. We do not publish usage figures.
Automation Core
n8nPrimary workflow engine. Self-hosted on our own VPS. Every automation we build starts here.
Make (Integromat)For clients who prefer visual no-code.
Python + FastAPIWhen n8n isn't enough: custom APIs, data pipelines, AI integrations, webhook handlers.
Claude (Anthropic)AI layer for lead classification, email drafting, support routing, and content summarisation.
ZapierLegacy client integrations. Still the fastest way to connect apps that don't have n8n nodes.
WhatsApp Automation
WhatsApp Business APIDirect API integration for high-volume messaging: broadcasts, chatbots, support flows.
AI WhatsApp ChatbotClaude-powered bots that qualify leads, answer FAQs, and book calls, all inside WhatsApp.
WhatsApp Broadcast SequencesAutomated multi-step sequences triggered by CRM events: follow-ups, reminders, onboarding.
WhatsApp NotificationsTransaction alerts, invoice reminders, appointment confirmations, all automated via n8n.
Communication and Outreach
Gmail + SMTPAll transactional email: invoices, onboarding sequences, weekly reports, follow-ups.
SlackInternal ops hub. Every automation failure, new lead, or key event pings the right Slack channel.
Instantly.aiCold outreach at scale. AI-personalised sequences for B2B lead generation campaigns.
CalendlyAutomated booking: triggers onboarding sequences the moment a call is confirmed.
Data, CRM and Productivity
Google SheetsUnderrated as a lightweight database. Powers reporting dashboards and data pipelines.
AirtableFor anything needing a real schema: CRM, inventory tracking, content calendars.
NotionInternal knowledge base and content calendar. API-synced to automations.
Apollo.ioB2B lead database. Pulls enriched contact data directly into CRM via n8n webhook.
HubSpotCRM of choice for enterprise clients. Full n8n integration for deal and contact automation.
Payments, Finance and Infrastructure
StripePayments and webhooks. Every payment triggers downstream workflows automatically.
XeroAccounting automation: invoices generated and sent the moment a deal closes.
Ubuntu VPSSelf-hosted everything. Full control, no vendor lock-in, fraction of SaaS cost.
CloudflareDNS, DDoS protection, and zero-trust tunnels for private internal services.
GitHubVersion control for all automation scripts, APIs, and workflow templates.