Build Small Hackathon

Noteworthy

Yui Home Assistant — teaching a 3B model to write Home Assistant automations that actually work

Teaching a 4B Model to Run a City-Wide Scavenger Hunt — Without Naming a Single Street

Building the NPC Generator

🌿 Elysium: Building a Persistent Agentic Civilization on a Bioluminescent Hypergraph

Sozai — Build Memories Together

NIGHTWAVE — a whole all-night radio station run by a one-billion-parameter brain

The Mountain Called Unnecessary

I built a world you can talk into existence

6ixPulse: piloting agentic neighbourhood research, starting with Toronto

Slipstream: a benchmark for mid-flight project forecasting, and a small agent that blends the best methods

GrandVoice: A Multilingual Voice Companion for Grandparents, Kids, and Families

Open to Work: The Musical — distilling a 20B lyricist into a 0.5B model that runs on CPU

Ink-Wash Universe: A Developer’s Chronicle of Building a Local LLM Traditional Liuyao Divination App (FateForge) at a Hackathon

Professor Pip - a tiny teacher who lives in your browser

🧬 Carbon-VEPor: Efficient Variant Effect Prediction with Carbon

DiffSense: A Local-First Pull Request Reviewer Built During Build Small

From "Play My Workout Playlist" to a Real Android Tap Plan

Building an AI Interview Coach for the BuildSmall Hackathon 2026

• 5

FitCheck: What AI can your computer actually run?

Wardrobe AI: Shop Your Own Closet with a 4B Model

The Invention of Narrating — building Small Cuts

Building Figment For Build Small: What I Learned About Making Small Models Useful

Small Models, Bounded Jobs: Building Lesson Agent for the Hugging Face Build Small Hackathon

Three Tiny Models, One Bedtime Story

Caro5 Day 6 part 1: Reviewing 🍄

Minecraftify: Turning Real Images into Minecraft Worlds with FLUX.2-Klein

Chhaya: teaching a 4B model to be the eyes, not the doctor

Viva Mais AI: 1B models for one person

Building "YourGymBuddy" – A Race Against Time, Modal Fine-Tuning, and the Power of Local AI

Moku: The Word That Wouldn't Stay Put

Epic Errands

Floodlight Venue Manager Running Notes

🌾 KrishiSathi — From Farmer Problems to AI-Powered Agricultural Intelligence

Quantization is the safety blind spot of local AI — so I built the screen for it

The Office Meets Silicon Valley

Anim Vid AI: Turning Any Concept Into a Manim Animation With Fine-Tuned Small Models

Constellation of Hope - Build Small

Meet Puck

How I Built AI Picture Book

Local Privacy Filtering for Shareable Agent Traces

Interview Coach: Real-Time, Local Interview Assistance Without Taking Over the Answer

Off the Grid, On Schedule

Shamsher: Predicting Football Matches

Typotopia

LocalDuo — Build Small Hackathon Field Notes

GharScan: Teaching a 2B-Parameter Model to Read Indian Walls

500 Million Farmers, One Fragile Phone Line

Building MatchWise🃏: Turning a 1B Model into a Tiny Game Director

Building MiniCPM Financial RAG: Financial Document Intelligence with Small Models

Building Parallel Plate: A Solo Journey into AI-Native Digital Twin Cooking

Building Kids Education AI: Turning Small Models into a Complete Learning Companion for Children

TinyPress, Tokens, and Learning to Say More with Less

Moku: The Forest Had No Dictionary

Tiny Civilization: I Built a Persistent Woodland Newspaper Powered by a 1.5B Model

How I Built AI Puzzle Maker

How I Built Run Reachy Run

I Built Judge-Copilot for Someone I'll Never Meet

Eyas: AI Security Camera Agent

• 6

Token bills, kill switches — why I fine-tuned a UX writing model you can own

I Built the Anti-LinkedIn — An AI Platform That Rewards Honesty, Roasts Braggarts, and Turns Your Workplace Chaos Into a Podcast

Ani Kɛse: a small-model care loop for Ghanaian families

Aerosphere: A Three.js Planetary Sandbox

Arcana: Tarot Deck Generator and Reader

Closet Twin: Your AI-Powered Personal Stylist Built for the Build Small Hackathon

• 4

Building Mycelium for the Build Small Hackathon

In your own wor(l)ds: the tiny model in your browser is your writing rival!

Vitál: A Wellness OS for People Who Live at Their Laptops

Agentic Humanitarian Data Analyst — a small model that writes the plan before it runs the numbers

whatfirst · small — what to do first, on a 3B model, fully offline

Rune Goblin: An AI Dungeon Crawler Where Your Doodles Become Spells

Building Solace Space: How I Fine-Tuned a 1B LLM for Emotional Intelligence and Local Deployment

Hackathon Advisor: A Living Field Guide for Hackathon Builders

AI Puppet Theater: From Premise to Puppet Show

Split-Brain Co-Pilot: local-first coding with a 1.5B browser model and a 14B verifier

Behind the Scenes of The Grand Tribunal: Fine-Tuning Philosophers and Dynamic AI Judging

Field Notes: Putting a Chinese Trading Theory on a Fine-Tuned 1.7B

Lost & Found Desk: small models for staff-controlled item return

Professor Wren's Story Rooms

ToneBridge: Fine-Tuning a Small Mandarin Coach for Context-Aware Corrections

Building TutorDesk AI — An On-Laptop Copilot for Indian Tuition Teachers

Epic Errands V1 Quick Eval: Text-First Agent Traces

Teaching a 1B Model to Speak Puppet JSON

Field Notes: Perfector(Post Audit) — a brief-aware social-post auditor in 4.5B params

PacketCourt: The packet takes the stand

I built a soap chemistry AI after someone said "tallow maybe?"

Voice Reach Running Notes

Momo: Become Local in 30 Seconds

Field Notes: Building a Chest X-ray Draft Auditor with Two Tiny 4B Models — MedGemma and NVIDIA Nemotron

ZeroWasteKitchen: five small models, one banana curry, and what 4B parameters are actually for

How I Built an AI Auditor for India's 12 Million Kirana Stores

unplug-tiny: a 22M-parameter prompt-injection firewall that tells you where the attack is

Blood Test Explainer, teaching a 1.3B model to read your lab report, offline

Twenty-four minds on one laptop, in airplane mode: the engineering behind mAIndlock

Six tiny minds in a skull: NPCs built on decision neuroscience, not a personality prompt

One Engine, Three Costumes

Playable Woods and a Fishbowl to Watch Them

You Are a Bug: A Hackathon Diary Post

Read the Room: build-smol-hackathon

Mumbai Local: when the AI runs the trains, and you are the chaos

Building Mystery-Mail Guardian: A Project for build-small-hackathon

Building Emoji Studio: A Project for build-small-hackathon

GigScan - Add gig posters to your diary instantly

Three Worlds, One Engine

Clue Vibes: Taboo, except the tiny model is the one guessing

Pit Wall Chaos: 12 words, real F1 radio, and a tiny LLM judge

Sense Garden: asking a tiny model what a word means right here

Building “1000 Rooms” for the Hugging Face Build Small Hackathon

Aranya: Teaching a Small Model to See Plants and Tell Their Stories

🕯️ Aether Garden

Small Talk: An AI-to-AI Podcast Hosted by Robots

🔥 Roast My Repo

The Un-Translator: Turning Everyday Inconveniences into Cosmic Tragedies

Field Notes: I Built a Radio That Picks Up Lost Universes

Agenda Parser: Field Notes

Podify: A Small, Useful AI Podcast Studio

Jawbreaker: Private Scam Defense for Someone You Love

Building ProofKit: fine-tuning a small model without losing the product

CodeFlow: Visualizing Complicated Code

FrogQuest: I turned my to-do list into an 8-bit RPG where I'm the hero

Building "Wall Street of AI Agents": How I Crammed a Multi-Agent Financial Simulation into a 1B Parameter Model

SciVisual-Agent: A Physics and Mathematics Virtual Animation Lab

Field Notes: Building Tutori, a Whiteboard Tutor That Draws While It Talks

Caro5: Day 5: Generating dataset and first try at ONNX

Growing the Compliment Forest: Small Models, Honest Encouragement, and Five Clearings

Mapping Conflict to Motion: building Dempster's Court

Build Small, Deploy Big Panic: How I Built DOD - Deploy or Draw for the Build Small Hackathon

Sema: I built a reading companion for my brother

Caro5: First dataset gen runs ( day 4 ) 🍄

Analog Town: A Shortwave Simulator for Fictional Minds

The Rizz Therapy Show

Thousand Token Wood

Lolaby — AI-powered lullabies

• 10

PawMap: Field Notes

• 4

Caro5: Data Pipeline - Day 3 🍄

Naija Solar: a solar advisor you can talk to, in your own language

• 4

CraftPilot: Building a Multi-Agent Craft Business Assistant with a Single Small Model

Room Vibe Check: Two Tiny Models Read the Vibe of Your Room

The Mind of Tashi: making a 200M-active model's reasoning the game

🛒 Nutri-Analyser AI for Smarter Grocery Shopping

The gambit that decayed: when the wood learned to remember

Case Zero

Field notes from The Kintsugi Garden

Caro5: Build Small Hackathon: First Days

NeuroBait: I fine-tuned a model to spark dopamine for ADHD brain

• 5

TurboSkillSlug: What If Your Debug Session Grew a Shell?

ClinIQ: Building an On-Device Pharmacist for Small Clinics

The crash that vanished: control and emergence in a five-model economy

Building Pakistan Notice Helper: A Small AI Tool for a Very Local Safety Problem

Amazing Digital Dentures (a failed project)

10 days ago

Room360: Video-to-3D Spatial Reconstruction Platform

10 days ago

Her · हेर — a detective for your Claude Code sessions

10 days ago

• 14

Five labs, five minds: building a multi-model finance drama on small models

11 days ago

Job Searcher

11 days ago

• 6

Persona Atlas: Mapping How Famous Minds Think

11 days ago

Thousand Token Wood: shipping a multi-agent economy on a 3B model

12 days ago

• 6

View all articles

ysharma

in build-small-hackathon/midnight_mystery about 2 hours ago

Update README.md

#2 opened about 3 hours ago by

lcpizani

in build-small-hackathon/midnight_mystery about 3 hours ago

Update README.md

#2 opened about 3 hours ago by

lcpizani

ysharma

in build-small-hackathon/poetic about 3 hours ago

docs: add demo video and social post links to README

#1 opened about 22 hours ago by

ysharma

in build-small-hackathon/kith-ai about 3 hours ago

Add demo video + social post links to README (hackathon submission)

#1 opened about 22 hours ago by

qqyule

in build-small-hackathon/ObjectverseDiary about 6 hours ago

Deploy Objectverse Diary latest tracked version

#2 opened about 6 hours ago by

qqyule

lcpizani

in build-small-hackathon/midnight_mystery about 6 hours ago

Edit read me

#1 opened 1 day ago by

lcpizani

qqyule

in build-small-hackathon/ObjectverseDiary about 7 hours ago

docs: add Build Small README tags

#1 opened about 7 hours ago by

qqyule

ysharma

updated a Space about 13 hours ago

README

🏃

OpelSpeedster

in build-small-hackathon/Drug_Spoilage_Detector about 14 hours ago

Addition of Resources Column to infer about this space

#3 opened about 14 hours ago by

OpelSpeedster

ishan-25

in build-small-hackathon/interview-coach about 14 hours ago

Corrected the model claimed to be used

#1 opened about 14 hours ago by

ishan-25

yooi

in build-small-hackathon/kith-ai about 22 hours ago

Add demo video + social post links to README (hackathon submission)

#1 opened about 22 hours ago by

in build-small-hackathon/poetic about 22 hours ago

docs: add demo video and social post links to README

#1 opened about 22 hours ago by

mykoname

in build-small-hackathon/office-world-cup-bet-predictor about 22 hours ago

Upload world_cup_matchday_2_odds.csv

#1 opened about 22 hours ago by

mykoname

hkaraoguz

in build-small-hackathon/waterleaf about 22 hours ago

Fix SQLite disk I/O on bucket mount

#1 opened about 22 hours ago by

hkaraoguz

dataphysician

in build-small-hackathon/bruteforce-canvas about 23 hours ago

Add demo links and CPU runtime note

#2 opened about 23 hours ago by

dataphysician

nofater

in build-small-hackathon/ankira 1 day ago

Update video URL, old link got blocked by YouTube

#1 opened 1 day ago by

nofater

in build-small-hackathon/glossolalia 1 day ago

dial fix + final card with phonetics grounding

#5 opened 1 day ago by

Blazestorm001

in build-small-hackathon/aMuseMe 1 day ago

fix: T4/ZeroGPU compat — cuDNN pin, font packages, GPU detection

#2 opened 1 day ago by

Blazestorm001

chore: tidy Space repository structure

#1 opened 1 day ago by

Blazestorm001

in build-small-hackathon/glossolalia 1 day ago

add glossolalia phonetics grounding to card

#4 opened 1 day ago by