Blog
All articles. All pillars. All authors.
From Docs Chatbot to Live Support Agent
How we turned sh0's existing AI docs assistant into a public helpdesk widget with 9 files, zero new infrastructure, and the same SSE streaming pipeline.
Two Critical Bugs in a Public AI Widget
How two independent audit sessions found an XSS vulnerability and a billing bypass in a public-facing AI helpdesk widget -- and why the builder missed both.
The Big Currency Update: Source and Destination Currencies
How we redesigned 0fee.dev's currency model with source and destination currencies across 13 files. By Juste A. Gnimavo and Claude.
Security Audit: What We Found and How We Fixed It
A transparent look at the security weaknesses we found in 0fee.dev and the systematic fixes we applied. By Juste A. Gnimavo and Claude.
Building 8 SDKs With Zero Human Engineers
How we built 8 SDKs in 7 languages plus 3 platform plugins for 0fee.dev with zero human engineers. By Juste A. Gnimavo and Claude.
API Documentation: 90+ Endpoints Fully Documented
How we documented 90+ API endpoints across 18 route modules with scroll-spy navigation and multi-language code examples. By Juste A. Gnimavo and Claude.
The Auditor Caught What the Builder Missed
How independent AI audit sessions found 5 Critical, 12 Important, and 19 Minor issues in 3,200 lines of Rust CLI code -- and why the builder never would have caught them.
Christmas Day Debugging: i18n, SDKs, and Currency Bugs
Sessions 064-067 on Christmas Day 2025: building i18n, rewriting SDKs, and fixing currency bugs from Abidjan. By Juste A. Gnimavo.
Financial Compliance: OHADA 10-Year Retention Rules
How OHADA's 10-year document retention rules shaped 0fee.dev's deletion policy and archive system. By Juste A. Gnimavo and Claude.
Merging the Marketing Website Into the Frontend
How we merged 0fee.dev's separate marketing website into the frontend app, going from 3 services to 2 with 3-layout routing.
WHMCS, WordPress, and WooCommerce Plugins
How we built 3 platform plugins for 0fee.dev -- WHMCS, WordPress, and WooCommerce -- plus downloadable code samples in 5 languages. By Juste A. Gnimavo.
The GetStarted Onboarding Stepper
How we built a 6-step onboarding stepper for 0fee.dev with auto-verification polling, progress tracking, and sandbox reset. By Juste A. Gnimavo and Claude.