How to build automated workflows triggered by custom field changes. Send notifications, sync CRM data, generate reports, and connect to Make, n8n, and Zapier using Kopra webhooks and REST API.
6 min read · April 4, 2026
Guides and deep dives on custom fields, multi-tenant architecture, and building extensible SaaS products.
How to build automated workflows triggered by custom field changes. Send notifications, sync CRM data, generate reports, and connect to Make, n8n, and Zapier using Kopra webhooks and REST API.
6 min read · April 4, 2026
A practical, end-to-end guide to integrating Kopra into an existing Express + React application. Backend token endpoint, frontend SDK embedding, saving field values, reading them server-side, and theming to match your design.
8 min read · April 3, 2026
Why appointment scheduling and healthcare SaaS products need custom fields. Insurance numbers, intake forms, service types, and patient notes - without building a custom form engine.
7 min read · April 2, 2026
A technical deep dive into Kopra's security architecture. Multi-tenant data isolation, JWT token scoping, API key authentication, HMAC webhook signatures, rate limiting, and infrastructure security.
5 min read · April 1, 2026
A step-by-step tutorial for adding embeddable custom fields to a React application using the Kopra TypeScript SDK. Token generation, field loading, event handling, and theming.
5 min read · March 31, 2026
Why project management tools need custom fields, how Monday.com and Jira handle them, the difference between global and tenant fields, and how to ship them in your PM product without building from scratch.
6 min read · March 28, 2026
Why CRM products need custom fields more than any other software category. Industry-specific patterns, enterprise buyer expectations, and how to ship them without building from scratch.
7 min read · March 26, 2026
A data-driven comparison of building custom fields in-house versus using a service. Engineering costs, maintenance burden, and the decision framework.
8 min read · March 24, 2026
A deep technical comparison of database patterns for multi-tenant custom fields. JSONB, EAV, extension tables, Salesforce flex columns, and schema-per-tenant with real performance data and architectural tradeoffs.
12 min read · March 22, 2026
The complete guide to adding custom fields to a multi-tenant SaaS product. Database design patterns, validation, UI rendering, and the build-vs-buy decision.
10 min read · March 20, 2026
Custom fields are table stakes in SaaS. HubSpot gates them by plan tier. Jira's entire extensibility model is built on them. Here's why your product needs them too.
6 min read · March 18, 2026