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134 field-tested guides & counting

Engineering notes from the trenches of ERPNext & Frappe.

Practical, no-fluff tutorials on ERPNext, Frappe, Linux and software engineering — the guides I wish existed when I was stuck at 2 a.m. fixing production.

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Frappe/ERPNextJune 4, 2026 · 11 min read

Upgrading ERPNext from Version 15 to Version 16: A Field-Tested Guide

If you've searched the Frappe forum for a "standard" way to upgrade ERPNext from v15 to v16, you've probably noticed the same thing I did: there isn't one. Every guide assumes a slightly different…

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Technology3 min read

Stop Sending Blind SMS: Introducing UPEOSMS for Smart Bulk Messaging in Frappe

Most businesses send SMS. Very few do it intelligently. They blast the same generic message to hundreds—or thousands—of customers and hope for results. But customers don’t respond to generic…

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Frappe/ERPNext3 min read

You’re Using ERPNext… But Do You Actually Know What Your Customers Think?

You’ve implemented ERPNext. Your business is now structured. You can see: Sales Inventory Financials Operations Everything is flowing. But there’s one question most ERPNext users still can’t answer:…

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Technology2 min read

A Better Way to Manage Properties - Inside ISHI (Full System Demo)

Property management shouldn’t feel this complicated. Yet for many property managers, landlords, and real estate teams, daily operations are still held together by a mix of spreadsheets, phone calls,…

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upeo.ai1 min read

upeo.ai: Turn Your ERPNext Data Into Instant Answers

The Problem With ERP Systems Today ERP systems like ERPNext are powerful. They store your transactions, track your operations, and generate detailed reports across your business. But there’s a…

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Technology2 min read

How to Fix “sign_and_send_pubkey: signing failed… agent refused operation” (GitHub SSH Error)

If you’re working with Git and suddenly hit this error: sign_and_send_pubkey: signing failed for ED25519 "/home/user/.ssh/id_ed25519" from agent: agent refused operation git@github.com: Permission…

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Paper24 min read

Paper2: The Restaurant & Hospitality System Built for Speed, Control, and Real Operational Intelligence

Running a restaurant looks simple from the outside. Customers sit.Orders are taken.Food is served.Bills are paid. But behind that experience is controlled chaos. Multiple kitchen stations.Time…

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