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Hacktoberfest 2026 Challenge

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

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Scope-Creep Guard: A Local Gemma AI That Tells Clients "That's Out of Scope" (So You Don't Have To)

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

Scope-Creep Guard: A Local Gemma AI That Tells Clients "That's Out of Scope" (So You Don't Have To)

32
Comments 1
4 min read
Ripple: One Blog Post, Every Social Platform, Written by Gemma in Your Browser

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

Ripple: One Blog Post, Every Social Platform, Written by Gemma in Your Browser

2
Comments
5 min read
MenuGuard AI 🍽️ — Helping Restaurants Fix Menu Mistakes with Open-Weight AI

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

MenuGuard AI 🍽️ — Helping Restaurants Fix Menu Mistakes with Open-Weight AI

1
Comments
3 min read
I built an AI that writes resale listings — then refuses to publish the ones it can't prove

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

I built an AI that writes resale listings — then refuses to publish the ones it can't prove

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Comments 6
9 min read
🌱 I Built an AI That Wants You to Stop Using It — Meet TerraLens

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

🌱 I Built an AI That Wants You to Stop Using It — Meet TerraLens

3
Comments 1
14 min read
Receipt Box: a private receipt sorter for freelancers, powered by Gemma

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

Receipt Box: a private receipt sorter for freelancers, powered by Gemma

Comments 4
4 min read
Outside, briefly: a tiny offline AI coach for getting off the screen

Outside, briefly: a tiny offline AI coach for getting off the screen

Comments
3 min read
🌿 TouchGrass — Go Outside. Take a Shot. Let Local AI Judge It.

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

🌿 TouchGrass — Go Outside. Take a Shot. Let Local AI Judge It.

5
Comments 1
4 min read
Touchgrass - ai

Touchgrass - ai

Comments
2 min read
PaperPilot: Turning Messy GST Invoices into Clean Records with Gemma

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

PaperPilot: Turning Messy GST Invoices into Clean Records with Gemma

1
Comments
2 min read
FreelanceFlow AI: Generate Client Proposals with Open-Weight AI

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

FreelanceFlow AI: Generate Client Proposals with Open-Weight AI

Comments
3 min read
Side Quests Grow on Trees (Leave Them Where They Grow) 🌿

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

Side Quests Grow on Trees (Leave Them Where They Grow) 🌿

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Comments 2
15 min read
Nature Detective — the offline AI that sends my kids back outside

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

Nature Detective — the offline AI that sends my kids back outside

Comments
5 min read
I Distilled a 397B Model Into a 4B One for $1.60. It Now Catches 28 of 33 Park Alerts That Should Stop Your Hike.

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

I Distilled a 397B Model Into a 4B One for $1.60. It Now Catches 28 of 33 Park Alerts That Should Stop Your Hike.

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Comments 11
19 min read
ScopeGuard AI: An Open-Weight AI Assistant That Helps Freelancers Protect Their Scope of Work

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

ScopeGuard AI: An Open-Weight AI Assistant That Helps Freelancers Protect Their Scope of Work

1
Comments
7 min read
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