Open Source

How I Lay Out Drywall Sheets Wall by Wall in the Browser

Most drywall calculators work out the total wall area, divide it by 32, and call that the sheet count. It's a quick method, but it doesn't match how…

MarginPulse AI: An Open-Weight CFO That Prices Side-Hustle Gigs with TabPFN-3.5 & Gemma 4

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle 1. What I Built: Solving Side-Hustle Pricing Blindness A fre…

An analysis of 5 key papers

🚀 How AI Got Smarter (Not Just Bigger): The Quiet Revolution in Efficient Deep Learning Five papers that changed how we build AI — and why the futur…

ScopeShield: The Open-Source Scope Creep Detector for Freelancers**

*This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle* What I Built Freelancers and boutique digital agencies ble…

MedPort: a private medical portfolio that reads your lab reports on your own laptop

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built Every time someone in my family sees a new doct…

PocketCFO

*# PocketCFO AI: A Private AI Finance Assistant for Freelancers Built for Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle 💡 What I Built…

SkinSense: Building a Skincare Side Hustle with Open AI

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle . What I Built I built SkinSense , a personalized skincare c…

SideHustle AI: A Private Invoice Assistant for Freelancers

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle. What I Built SideHustle AI is a concept for a local-first A…

MAX: A Local-First Productivity App Powered by Gemma 2 2B

"Meet MAX, a desktop productivity companion combining tasks, goals, habits, focus, and evidence-grounded AI coaching with local Gemma 2 2B inference…

ItemPilot: Turning Product Photos into Buyer-Focused eBay Listings with Local AI 🚀

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built I built ItemPilot , a local AI-powered eBay Lis…

React Authentication Systems: Secure Login, Sessions, and Protected Routes

Authentication is one of the most important parts of a modern React application. Whether you are building a dashboard, an e-commerce platform, or a…

Community Copilot: An AI-Powered Discord Assistant for Developer Communities

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle . What I Built Developer communities on Discord are full of…

Composite objects and C++26 the std::polymorphic type

RedactProof & Review: Zero-Cloud Contract Auditing for Freelancers

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built RedactProof & Review is an offline, privacy…

A Better Workflow for AI-Assisted Coding: Lessons from Matt Pocock

I recently watched Matt Pocock's workshop, Full Walkthrough: Workflow for AI Coding . The main takeaway: Good AI-assisted coding is not about writin…

xtty: opening a second SSH shell without repeating the setup

I'm the developer of xtty, a terminal for macOS. Its focus is the setup work between commands: opening saved hosts, starting another remote shell, a…

Raw HTML vs Rendered: A Quick Check of What Crawlers Actually Read on Your Homepage

Owners often ask why a search engine or an AI assistant describes their business strangely, or not at all. One common, boring cause: the words on th…

Listing Lens: product photos in, marketplace listing out, all on your laptop

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built Listing Lens is for people who sell things onli…

Setting Up ElevenLabs API: From Zero to Production

Why ElevenLabs is a Game‑Changer for Voice AI If you’ve been dabbling in text‑to‑speech (TTS) or voice cloning, you know the pain points: low‑qualit…

Claude Code Added GZIP in 2026. Why Not Brotli?

A developer captured a Claude Code API request that was 594,750 bytes . After GZIP compression, the body was 289,145 bytes . That's about 51% less d…

Ledger Room: I built a local invoice sorter, then measured exactly what the privacy costs

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built Ledger turns a folder of invoices and receipts…

ClaimReady: a local-AI claims workbench for hospital front desks

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built ClaimReady is a claims workbench for hospital f…

Phone Number Parsing 101: What Area Codes Like 785 Actually Tell You

If you've ever built a signup form, you know phone numbers are deceptively tricky. Users type them a dozen different ways, and your validator has to…

Why we treat chat as a product, not a channel

Most creators who sell a paid community run it on rented tools. The payment goes through Stripe or Gumroad, the conversation happens in WhatsApp or…

Keep Prices Out of the Model: A Rate-Freshness Guard for Jewellery WhatsApp Assistants

A WhatsApp assistant for an Indian jewellery store will be asked about prices constantly. Today's rate, making charges, the cost of a design in a gi…

ESP32-P4 вместо Raspberry Pi для HMI: что можно сделать без Linux

Raspberry Pi и другие одноплатные компьютеры давно используются для разработки HMI, человеко-машинных интерфейсов. Но возникает вопрос: а всегда ли…

Do Not Refresh Declining Content Until You Diagnose the Loss

Do Not Refresh Declining Content Until You Diagnose the Loss A page loses clicks. The instinctive response is to update the introduction, add a few…

ArchiveRescue — Restore Old Documents with Open-Source AI

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built I built ArchiveRescue , a tool that helps resto…

GitHub Portfolio for Self-Taught Developers: Prove Your Skills Without a Degree

Quick Answer: How Can a Self-Taught Developer Prove Their Skills on GitHub? A GitHub portfolio helps self-taught developers demonstrate their coding…

Model Allergens as Data, Not Label Text: Material Flags, Line State and Changeover Gates in a Food ERP

By Isaac Muthui, CEO, Tamalaki Business Network Ltd. Originally published at factoraerp.com . In a lot of factory systems, allergens live in exactly…