AI Tutorials & Practice

Can Jev's new box tool find what your agent needs to click? On ScreenSpot it hits 84% on normal screens and 19% in 4K pro apps. Zooming in on its first answer takes Pro to 43%, for $0.32 per 1,000 clicks.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Oktoberfest?...

Continuing on my agentic workflows exploration, I expand on my previous Supabase implementation of preview environments, and move to Neon for true branching. I get a solid implementation.

Open Source Radar · 2026-10-18 · By Renchao Wu Each day I pick five projects that are rising on...

Open Source Radar · 2026-10-17 · By Renchao Wu Each day I pick five projects that are rising on...

A local AI referral-packet desk with exact source pages, human confirmations, and a stateless Render planner.

Sherlock Pay (repo name: UPI Fraud Ring Detective) is our Graph Hacks project: an AI agent that takes...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

Production-tested patterns for dispatching, coordinating, and merging multiple Claude Code subagents without race conditions, context pollution, or merge overhead.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle. ...

Ten git settings for coding agents in parallel worktrees: per-worktree config, zdiff3, rerere, autoSetupRemote, prune, and what breaks without each.

I'm the solo dev behind OpenPilot, an open-source desktop agent that runs on whatever model you give...

It started with a simple piece of curiosity: when I ask GitHub Copilot to create a dynamic workflow,...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

This is a submission for the Hacktoberfest Open-Source AI Challenge: Week 2 — Side Hustle ...

Meet Lakshmi. She is 72, and she doesn't exist. I built her for this project as a synthetic patient,...

Coding-model leaderboards reveal little about how a model handles a real bug. A Rust function can...

The sixth entry in a build-log series on local LLMs. With the large coordinator finally running, the question was whether a bigger model fixes orchestration. It does not — the ceiling is a property of the agentic loop, not of model size — …

auto-xhs is an open-source system that lets an AI agent (Muse, Dots, or Grok Bot) run a Xiaohongshu...

AgentCore Memory tutorial: one memory resource, a preference recalled a session later, two actors kept apart, and an episodic record...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

Built for Graph Hacks 2026 (WeMakeDevs × FalkorDB), Company Brain track. Repo:...

Why pay monthly cloud bills for hosted vector databases when modern browsers can run quantized embeddings, an in-memory BM25 index, and reciprocal rank fusion locally? Here is the architecture, code, and trade-offs.

Run open-weight LLMs on EU servers and remove the hardest GDPR questions. A working Docker + Ollama setup plus a 10-point compliance checklist for developers.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...

Most AI features I've shipped have the same shape: the user uploads something, the server kicks off a...

Bedrock AgentCore tutorial: deploy a support agent on AgentCore Runtime in us-east-1, invoke it, read the execute_tool span in X-Ray,...

A practical guide to the Claude Certified Architect – Foundations exam: the format, the five domains,...

For eight weeks our limit of 10 concurrent Claude Code subagents was a sentence in CLAUDE.md, and...

Codex made GPT-6.1 Sol its default on Sep 29 and dropped GPT-5.5 for ChatGPT sign-ins on Oct 14. Pin your agent's model and log it with every result.

I built an AI voice chat app with cloned voices, 24+ languages and three TTS tiers. Here's the whole stack, plus the GPU bug that took me three days.

Gleipnir: confining AI coding agents on a home Linux workstation A home-lab writeup by...

My drift detector quarantined a healthy agent. The agent hadn't gotten worse — the benchmark had...

This is a submission for the Hacktoberfest Open-Source AI Challenge: Week 2 (Side Hustle). In Hindi,...

A new git worktree has no node_modules. One script times npm ci, a warm cache, pnpm, a symlink and a copy-on-write clone, and shows what each breaks.

My busiest 30 days with Claude Code: 225.1 billion tokens, 97.9% of them cache reads, 1,029 merged pull requests, and subagents that defaulted to Opus.