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Hacktoberfest 2026 Challenge

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

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Privacy Evidence: A Reproducible Web Measurement Pipeline for Empirical Privacy Research

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
vitormattos profile

Privacy Evidence: A Reproducible Web Measurement Pipeline for Empirical Privacy Research

#devchallenge #weekendchallenge #hf26challenge #opensource
Comments 3
21 min read
Just Pick One-Restaurant Finder
suhanisharma13 profile
Suhani

Just Pick One-Restaurant Finder

#devchallenge #weekendchallenge #hf26challenge
Comments
3 min read
Built for Dad: A Local Inventory App That Talks Back

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
member_c5e0aff5 profile

Built for Dad: A Local Inventory App That Talks Back

#devchallenge #weekendchallenge #hf26challenge
2
Comments 3
4 min read
RasoiIQ: I built my friend a "kal kitna banana hai?" forecaster with TabPFN that runs offline on a laptop

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
manpreet_singh_89e08f9bcd profile

RasoiIQ: I built my friend a "kal kitna banana hai?" forecaster with TabPFN that runs offline on a laptop

#devchallenge #weekendchallenge #hf26challenge #machinelearning
3
Comments 2
7 min read
My sister drives to her patients. Her notes about them never leave her laptop.

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
alejooo profile

My sister drives to her patients. Her notes about them never leave her laptop.

#devchallenge #weekendchallenge #hf26challenge
Comments 2
2 min read
My Best Friend Became a CNA in South Carolina — So I Built the AI Guide She Deserved

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
dyarawilliams profile

My Best Friend Became a CNA in South Carolina — So I Built the AI Guide She Deserved

#devchallenge #weekendchallenge #hf26challenge
1
Comments
5 min read
The email she never saw: Missing deadlines kept my friend out of open source, so I built her a reminder that explains the rules too.

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
meena_n profile
Meena

The email she never saw: Missing deadlines kept my friend out of open source, so I built her a reminder that explains the rules too.

#hf26challenge #devchallenge #weekendchallenge #opensource
Comments
6 min read
unPhone: The Only App That Levels You Up for Logging Off
tanmaykatke profile

unPhone: The Only App That Levels You Up for Logging Off

#devchallenge #weekendchallenge #hf26challenge
3
Comments 1
5 min read
Interview Buddy: An Offline AI Mock-Interview Partner I Built for My Friend

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
vikram_rautela_vr profile

Interview Buddy: An Offline AI Mock-Interview Partner I Built for My Friend

#devchallenge #weekendchallenge #hf26challenge
Comments 1
2 min read
My friend spent more time choosing a local AI model than building. So I built Hack Day Starter.
techgendm profile

My friend spent more time choosing a local AI model than building. So I built Hack Day Starter.

#devchallenge #weekendchallenge #hf26challenge #ai
Comments
7 min read
MemoryVault: A Private AI-Powered Home for Family Memories

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
kunal13kashyap profile

MemoryVault: A Private AI-Powered Home for Family Memories

#devchallenge #weekendchallenge #hf26challenge
1
Comments
4 min read
devpulse: A Local-AI News Digest Built for One Person

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
sammysncar profile

devpulse: A Local-AI News Digest Built for One Person

#devchallenge #weekendchallenge #hf26challenge
1
Comments 2
5 min read
FarbeDex: a colour picker that only works outside (and never needs the internet)

Hacktoberfest Open-Source AI Challenge Week 1: Touch Grass Submission 🌿
dronzer2code profile

FarbeDex: a colour picker that only works outside (and never needs the internet)

#devchallenge #hf26challenge #gemma #android
32
Comments
7 min read
Finance AI — Built for a Friend

Hacktoberfest: Contribution Chronicles
adhithyan_b_5d2daadc216e4 profile

Finance AI — Built for a Friend

#devchallenge #weekendchallenge #hf26challenge
2
Comments
2 min read
♟️ Chess FEN-tastic: From Screenshot to Playable Chess Position in Seconds with Gemma

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
ayuzz10p profile
pan

♟️ Chess FEN-tastic: From Screenshot to Playable Chess Position in Seconds with Gemma

#devchallenge #weekendchallenge #hf26challenge
1
Comments 1
4 min read
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