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Hacktoberfest 2026 Challenge

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

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OutingFold: a pocket field guide that shows what Gemma left out

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

OutingFold: a pocket field guide that shows what Gemma left out

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5 min read
LifeLink 360: A Patient Practice Partner for a Friend Learning a New Language

LifeLink 360: A Patient Practice Partner for a Friend Learning a New Language

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3 min read
LifeLink 360: A Patient Practice Partner for a Friend Learning a New Language

LifeLink 360: A Patient Practice Partner for a Friend Learning a New Language

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3 min read
FirstStep: The coding practice tool that makes you state your first move, then hands you the smallest input that breaks your code

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission đź’¸

FirstStep: The coding practice tool that makes you state your first move, then hands you the smallest input that breaks your code

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8 min read
Exam Buddy: A Local Gemma 3 Quiz Tool I Built for a Friend's OS Exam

Exam Buddy: A Local Gemma 3 Quiz Tool I Built for a Friend's OS Exam

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6 min read
InvoiceLens: Italy turned every invoice into XML. Code checks the VAT, a local Gemma sorts the rest

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission đź’¸

InvoiceLens: Italy turned every invoice into XML. Code checks the VAT, a local Gemma sorts the rest

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9 min read
🌿 Flora Scout: Offline Trail Flora & Plant Identifier

🌿 Flora Scout: Offline Trail Flora & Plant Identifier

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2 min read
Hacktoberfest Week 1 DEV Challenge

Hacktoberfest Week 1 DEV Challenge

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2 min read
Week 2 Dev challenge.

Week 2 Dev challenge.

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2 min read
🚨 That APK Looks Innocent. Let's Interrogate It.

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission đź’¸

🚨 That APK Looks Innocent. Let's Interrogate It.

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11 min read
Hacktoberfest Submission

Hacktoberfest Submission

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3 min read
Constraint Kitchen: A Local LLM That Says No

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission đź’¸

Constraint Kitchen: A Local LLM That Says No

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4 min read
I Built an AI Expense Splitter for My Friends Using Local Gemma 3 (No Cloud API Needed)

I Built an AI Expense Splitter for My Friends Using Local Gemma 3 (No Cloud API Needed)

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3 min read
Markify, Markdown without the markup

Markify, Markdown without the markup

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1 min read
DataPilot — An Open-Source AI Data Scientist That Investigates Your Dataset

DataPilot — An Open-Source AI Data Scientist That Investigates Your Dataset

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4 min read
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