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Hacktoberfest 2026 Challenge

This is the official tag for submissions and announcements related to Hacktoberfest Challenges.

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LiftCast: A Local-First AI Workout Forecaster Built for a Friend

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝

LiftCast: A Local-First AI Workout Forecaster Built for a Friend

Comments 1
3 min read
House Pot: Amma's kitchen in Dhaka — approve first, then listen

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝

House Pot: Amma's kitchen in Dhaka — approve first, then listen

Comments
4 min read
Sloth Nap: two lines in the morning, instead of the chores you keep skipping

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

Sloth Nap: two lines in the morning, instead of the chores you keep skipping

Comments
4 min read
🌌 AstroBuddy: Your Personal Night Sky Companion

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission 💸

🌌 AstroBuddy: Your Personal Night Sky Companion

Comments
4 min read
QuantCoach: An Open-Source Alpha Research Copilot for My Quant Friend

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝

QuantCoach: An Open-Source Alpha Research Copilot for My Quant Friend

5
Comments
3 min read
LazyLens AI: Turning Raw CSV Data into Actionable Insights with AI

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

LazyLens AI: Turning Raw CSV Data into Actionable Insights with AI

Comments
4 min read
Never Lose Your Context Again.

Never Lose Your Context Again.

6
Comments
20 min read
I built an app that lets 2.5-billion-year-old rocks guilt-trip you. My college rocks are very disappointed in me.

Hacktoberfest Open-Source AI Challenge Week 1: Touch Grass Submission 🌿

I built an app that lets 2.5-billion-year-old rocks guilt-trip you. My college rocks are very disappointed in me.

10
Comments 6
6 min read
Built a Local AI Code Reviewer with Ollama | Private & Open Source 🚀

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

Built a Local AI Code Reviewer with Ollama | Private & Open Source 🚀

11
Comments
3 min read
I talk for 30 seconds, and my to-do list writes itself (Whisper + Gemma 4, local)

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

I talk for 30 seconds, and my to-do list writes itself (Whisper + Gemma 4, local)

2
Comments
4 min read
🎙️ I Built a Local AI Transcriber for a Friend Who Works With Too Much Audio and Video

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝

🎙️ I Built a Local AI Transcriber for a Friend Who Works With Too Much Audio and Video

3
Comments
4 min read
Daily Expense Tracker

Daily Expense Tracker

1
Comments
4 min read
Building a Privacy-First AI CRM Assistant for My Friend's Business

Hacktoberfest: Maintainer Spotlight

Building a Privacy-First AI CRM Assistant for My Friend's Business

1
Comments
3 min read
I Built AgentSpend: A Rust CLI That Automatically Tracks AI Agent Usage and Finds Wasted Tokens

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

I Built AgentSpend: A Rust CLI That Automatically Tracks AI Agent Usage and Finds Wasted Tokens

Comments
2 min read
standup-sloth: a local LLM drafts your standup, and a citation check keeps it honest

Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥

standup-sloth: a local LLM drafts your standup, and a citation check keeps it honest

9
Comments 1
3 min read
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