Ledger
The first compiler for the world's most-used programming language.
JecHacks 2026 · 2026
Other
Python
Source pending review
Yearly Archive
2026 Hackathon Winners
3,909 winning projects653 hackathons
Leading Categories
Most Used Technologies
Hackathons in 2026
Academia EU HackathonGlobal Builders Hackathon: Code for ImpactCursor Hackathon VancouverUSAII® Global AI Hackathon 2026WildHacksHackDuke: Code For Good 2026Stevens QuackHacks 2026MSSA Media Jam 2026MakeMIT x Harvard 2026KiroHacks Cal PolyHackRare 2026The Climate Change-Makers Challenge: 2026HARD MODE: Hardware x AI HackathonHack BrooklynIncludAI - The Neurodiversity Hackathon, in Partnership with Stanford NNEABackblaze Generative Media Hackathon: Build with Genblaze on B2AI Healthcare Hack NYC - by Arya Health & Twilio AI Startup SearchlightUiPath AgentHackGlobal Tech Innovation ChallengeUC Berkeley AI Hackathon 2026Splunk Agentic Ops HackathonPlay with Purpose Hackathon presented by Cox EnterprisesHyperbloom V2RLC Hacks 2026Robotic HackathonCelebrity Hunt HackathonMeasure upVikingHacks 2026Harness Engineering HackMultiagents HackathonHack Days NIETTrustworthy AI HackathonHacknight Bengaluru: Build AI AgentsHunterHacksHack EsbjergxStocks Hackathon EthCC: Market OpenDAMM <&> EHUBCode ConceptDesignathon Spring 2026LingHacks VIIDolphin Hacks Midnight HackathonDeep Agents HackathonGunnHacks 12.0Agentic Engineering HackRutgers MTC Code for Impact HackathonDepartment Battle: Hack DaysHacktech by Caltech 2026HackFest 2026MariHacks IXBard ColorStack Computing for Social Goodday zeroLiftoffGeorge Hacks x United Nations "Reboot the Earth" HackathonShip to Prod - Agentic Engineering HackathonBuild the Future with AI — From Code to No-CodeThe Final of Chapter of GDG2026 CodeXtreme Ingenious Hackathon Season 1Multimodal Frontier Hackathon305 HackShells Edition April 2026 DeveloperWeek New York 2026 HackathonHack with AILionHacksHooHacks 2026CampusAI x MDC AI & Data HackathonHACKDAYS SRINAGARCursor Hackathon Sudbury1st Nature's Blueprint Ideathon 2026 !!TechCommons HacksCatapult 2026Esri's Weekend of Innovation 2026Evorozen Innovators HackathonHackDay26HackNova 2026 (TEST)CISSA Design Blitz 2026BACSA HacksClaude AI Hackathon - Machines of Loving GraceHackDaysDevFest + AI Hackathon Spring 2026 — Build with AIDoable: AISoc X Lovable Hackathon 2026InterHackBCNbunq Hackathon 7.0 - Multimodal AIThe Cambridge Game Jam 2026HackUSF 2026Predict4Good HackathonWeatherWise HackGDG Hacks 3The Blueprint Hackathon (For All Ages, July 17th-31st)Girls in STEM: AI for Social Good HackathonWorlds in Action Hack [02-LA]SDxUCSD Agent HackathonThe Mastery Mentors HackathonGlobal Tech Innovation 2026Creator Colosseum Startup Competition: Student Founders. Real Startups. TillyHacksThe VakathonVEX IQ Mix & Match 2026 ULTIMATE HACKATHON UNIHACK 2026, funded by the European UnionIris Hacks IVFuel the FutureNSBE HACKS 2026Milpitas Hacks 3HackSMU VIIHackUPC 2026MadData26Hack to the FutureAWSHacks 2026Slack Agent Builder ChallengeMoonshot HackathonPharmaHacks 2026HackPrinceton Spring '26H0: Hack the Zero Stack with Vercel v0 and AWS DatabasesAutonomous Healthcare Hackathon | Legion Health x AtlasVitalitics 2026Hack Days in Bhopal 2.OGoogle Cloud Rapid Agent HackathonSUMMER HACKATHON 2026Synthesis HacksAdaHacks 2026HackHayward 2026 DEFI Hack Days : From Internal Problem to Digital SolutionGenAI Dev HackathonCreateSC 2026SmogNet DatathonMPC HacksHacked 2026SunnyHacks June 2026MacHacks 2026TEL: Spatial Intelligence IdeathonKaty Youth Hacks 2026Hack Days in BansalThe Phia HackFutureHacksSandcastleAQX Sports Analytics Data Bowl 1.0cmd-f 2026GitLab Transcend Hackathon2026 WiCS HackathonHackiethon 2026Hack the Valley Hack Day YHack Spring 2026STEMist Hacks IVJacHacks SpringCloudathon@SJSU 2026Claude Builders AI HackathonAbstraction Hackathon 2026TigerVerse 2026LA Hacks 2026IntelliAI ArenaWest HacksSummerHacksPi Hacks 2026TritonHacks 26{eHacks} 2026Hack to the Future - Presented by AISC @ UWEngHacksZerveHackCyber Sages Hackathon Panther HacksBuild with MeDo Hackathon DUWiT Hacks 2026Design4FutureInternal Tools HacksClaude@Stanford BuildathonSelf Improving Agents HackReality Hack at AWE 2026Cyber_CodersMorganHacks 2026Hack Day in UPJŠDatabricks Apps & Agents for Good Hackathon 2026BloomKnightsBlasterHacks 2026The London Rork Game Hackathon Code-A-SiteEnterprise Agents Hackathon by Emergence & NebiusUnited Hacks V7Build with Paritok: The Token-Efficiency HackathonLovHack Season 2AI4Good HackathonHackIllinois 2026Hackaburg 20262026 DevSoc Halftime HackathonCheesehacksECU SparkBigRedHacks.exploreSWEIBM x UNSA HackathonCritical Ops: A DC National Security HackathonBuilt with Python HackathonCatHacks XIIBuild4Good 2026Quantum SprintIrvineHacks 2026CSI HacksHealth in Climate London HackathonHackVisionLoop Engineering HackathonNext Byte Hacks V3SISPIK HACKS 1.0PantherHack 2026LotusHacks x HackHarvard x GenAI Fund Vietnam HackathonUCLA Hack on the Hill (HOTH) XIIIThe Silicon Valley Hackathon: Perfect Corp x Startup World CupDesign for Everyone by The MergeSMCCD 2026 HackathonUofT ASIC Team - IC HackathonShip In a daySolHacks 2026Hack Your LifeJacHacksAI Hackathon: Scale Without Borders2026 UF Design-a-thon by GUDUAB THE HACK! x Deloitte 2026Next Byte Hacks V2Garuda Hacks 7.0CTC x Google Gemini Prompt-a-thon 2026Ctrl+V HackathonGithub readme generation youCode 2026Pulse Foundry AI Healthcare HackathonNextGen Innovation2026Geospatial Video Intelligence HackathonGirls In STEM Global HackathonFirehacksIndia High School Exoplanet Data ChallengeGrizzly Hacks IIIBuild With AI x Hackday FUTMINNA 2026CATALYST 2026: UI/UX DesignathonSouthwest MN HacksAethera HacksMerrimack FidHacks 2026SS Hacker Team Cybersecurity GLOBAL Challenge 2026Chutes Hack Malaysia 2026ImmerseGT 2026UCI Design-a-thon 2026Data Snax Datathon in St. LouisIDEA Hacks 2026OpenClaw Agenthon Build Club x RISTEK Fasilkom UIClaude Builder Hackathon, UGLos Altos Hacks XMIT BWSI Cyber Operations Cohort Hackathon 2026DSH Hacks V1Agents Assemble - The Healthcare AI Endgame305 CodeStorm Edition May 2026forinovationHack Days in BogotáBerea College HackathonSP26 Cornell Claude Builders Club Hackathon GNEC Hackathon 2026 Spring - Compete For UN-Affiliated/NGO Internships & PrizesTufts NSDC DatathonReform HacksHack-A-DamienCode as a CanvasWeber State AI Hackathon 2026BUCS Hackathon 2026Paris Fintech Hackathon 2026ThunderHacksFullyHacks 2026WildHackFigBuild 2026AI Autonomous Smart City Hackathon 2026Health and Fitness TechnologyUW Tech Exploration Lab Digital Health ChallengeHackKU26SoCal Claude Builder Club HackathonBugBashNextGenHacksStarkHacksRealityShiftJACHacks 2026Hack For The World 2026DS3 x SIC x Bow Capital HackathonMarinHacksSOON Hackathon Hack Indy 2026CreateRU 2026SCU Hack-a-Stack - Endurance TrackTheFirst Spark 2026: Youth SymposiumBuild It Break It 2026FoundersHack Sydney 2026YQuantum 2026Claude Hackathon x UVicHacksKindly labs weekly hackathonBattleSnake 2026Technology for Good 2026Blockstream Turin Simplicity HackathonJAMHacks 10Hawkathon 2026Hack the 6ix 2026Gemini Hack Night by CGI Club at ENSA MarrakechThe Atlassian X Mistral X AISoc HackHackHer 2026 NTHS Hack 2026: Hack the next frontierHACKMESA 2.0KentHackItHoobit Hacks 2026Agentic AI Innovation Challenge 2026ProduHacks 20262026 MakeNJIT Hardware hackathonAWS Kiro x CS Careers Hackathon at Virginia TechHack The Student Life 2026 Hack The Break 2026vibeFORWARD: M2—AgentsvsHacks 2026JacHacks SFUSC | Build with Trae and MiniMax hack.msaZOOTech - Cursor Hackathon305 SummerCodex Edition July 2026SWECCathon 2026Hack for Social Impact x WIT Regatta 2026AI for Civic Innovation HackathonDS6051 Decoding LLMs HackathonGenLink HacksHack The NetJagHacks 2026KeanUHackThis 2026Philadelphia Social Justice Hackathon 2026Codebrew 2026NO//CODE : BUILD CHAOSCareXR HackNeuroHack Spring 2026HSHacks 2026HudHack2026Stupid Ideas Hackathon (Toronto W26)Hack the Drone - MATLAB HackathonBitcamp 2026Grizzhacks 8Build for Impact — CBC Hackathon @ UR-CSTMACATHON 2026JecHacks 2026DiamondHacks 2026Tommie BuildFestAI for Learning & Development Build Challenge — AI Collective HR + RegentNorth Carolina FidHacks 2026Stupid Ideas Hackathon (Waterloo W26)SummerBuild 2026Claude Builders Club Hackathon @ ALU305 HackShells Edition June 2026 Daytona HackSprint w/ Braintrust - SF, July 2026Hackabury 2026WQCC Quantum Optimization HackathoncuHacking7Code With GeminiHackMars 3.0: NEONHackNova 1.0, 2026University of Washington Databricks HackathonWayneHacks 4ACM-W X Butterbase Build NightMATLAB HackaTOn : Mission on Mars FutureAI Global Hackathon 2026DeerHacks V (2026)Trend HackerNeuroLogic '26: Global NLP DatathonRevolutionUC 2026InnovatorsX: Startup SprintKyxgo hack by Aditya Rai & Yash CSC Summer ImpactathonLumora HacksDDC x Ignition HacksSMU .Hack Enrichment Application Programme 2026Knight Hacks - Project Launch 2026AI BuildathonbirmingHack 2.0STEMINATE HACKS 2026Hack Canada 2026CU Design-a-thon 2026Bitcoin++ Open Source EditionChangbal Innovation Hack 2026CSBA x HBA Hack DayUCSB.network HackathonHack Days in BhopalVandyhacks XIIAQX Sports Analytics Data Bowl 2.0LUMA Pitch CompetitionDum, Duber and Dumber HackathonImpact CreationMasseyHacks XIIHackMHC++Hackdays Prayagraj Beyond Tomorrow SummitACS HacksCodeNova 2026 – National AI & Innovation Hackathon HARDWIRED 2026 MUEEC X CISSABlack Hat Team Data Heist 2026JPS Girls Who Code 2026HACKFEST'26Daybot Commerce HackathonGDG Winter 2026 HackathonML Empowerment Build ChallengeYouth Code x AIMelange On-Device AI HackathonSJHacks 2026Gemini Hack day HackDays DelhiThe FinTech HackathonHackJPS 2026Hack Kosice 2026HackNewHaven 2026Autonomous Agents HackathonHackDavis 2026SacHacks VIIGenovate Hack DaysvibeFORWARDAI HackfestSEP X Microsoft for Startups HackathonWEHack 2026SDSS Datathon 2026Project StellarWiCHacks '26GDSC HackDay - Build With AI HackathonWomen in Computer Science x Opportunity Hack: Spring 2026 HackathonHack Days in OrientalHacks day BhopalGemini.exe 2.0Hack AI 2026Hack RenderATLBuild with AI: Code Social – From Idea to DemoDataHacks 2026Scarlet HacksCUhackit 2026BigThink x World LabsHackTheMountain 2026Civic Hacks 2026AI for Social Good: Hack with MLH & DigitalOceanAthenaHacks 2026HackBelfastBath Hack 2026BeachHacks 9.0Hack2Impact 2026Hack Arizona 2026SproutGTHuskyHack 2026HackTCNJ 2026GreyHacks Spring 2026DesignVerse 2026Hack Days in AgadirAgentic ScaleAI for Campus: Build with MLHInfinity HackdayCareTech Hackathon Winter 2026cybersageKnovwy Hack Days 2.0 | BhopalHackabull VIIPMC Power Platform Product Sprint 2026Sound for AllMountain Madness 2026Innovation Hacks 2.0 - 2026HackLondon 2026Color Hacks + Northwestern NSBE Witathon 2026Reddit’s Games with a Hook HackathonCursor Hackathon Toronto Tech WeekCIReN Mini HackathonUncommon Hacks 2026TechVision UXHackClaude Hackathon 2026 Columbia X NYUHack Days VaranasiBuild with GeminiMSU Designathon 2026Broncohacks 2026NemoClaw NVIDIA x ASUS Hackathon @ UCSCACM Trojan Hacks 2026Hack Days CUETHackMerced XIKiro Buildfest 2026 SingaporeCode QuestConnect N Code with GeminiHack Days in FeniHack days in KGIHackHCC: Code RunnersSillyHacks 2026 GenAI Genesis 2026Hack day bhopalHack Days in Bhopal 2.0AI Club x WiC X SASE HackathonSotonHackClubHacksHackBUstrAIght up! HackathonDesigner's EdgeRutgers IEEE X HART Build-a-thonWorlds in Action Hack [01-SF]Hack Hack GooseLakerHacks 2026Hack o Phobia 2026HackHexaQuick with GeminiCode with Gemini APIHack Days with CAP & TecBytesHACK GGC VIHack@URI 2026Vibe Coding HackathonAI Game WeekReddit Mod Tools and Migrated Apps HackathonMLH HackDays by RoBorregos 2026MLH Hack Days by Pydata IndoreHack Days in JabalpurHackathon Troyano 2026Hack Arizona HackDay Build with AI Makerere Hackathon DPI CS Innovators HackathonElevate Hack Days BeanHacksHackDartmouth XIRAMHACK 2026BioHackathon Edinburgh 2026Hack With SWiCSHack Days NagpurLeaf Hacks 26'Hack Days IUTClaude Builder Club Spring HackathonHack Days NashikHack Days NagalandHack Days in the 6ixHack Days GuwahatiBuildX NagpurBUILD ZERO HACKATHON- NAIROBIFalconHacks by MongoDBHack Days PatnaStartup India X MarkSoc SBSC National Case CompetitionreNOVAte Create-a-thonPeddieHacks 2026CBC Hackathon 2026 @ NJITCarolina Quantum Hacks 2026PantherHacks 2026DMV Hackathon GITSYNCY-Claude Builder Club Hackathon InnOlympics 2026: To Let Filipinos Dream Without Compromisesenohacks.BagelHacks IICompton Tech Week 2026 HackathonSCU Hack-a-Stack - Sprint TrackTechnowledge 2K26 HackDayVenusHacks 2026MLT20 AI Buildathon (Powered by WNCP AI)MindHack 2026Product Design SprintUrdu AI Hackathon - Kick-off SessionBoeing presents TruHacks 2026Maestro Hack DayVALSEA EdTech System Sprint (HCM)HackRomeHackHealth 2026Product@TAMU Ideathon Spring 2026Rebuilding the OS: Core System Utilities HackathonMVP Sprint [https://sprint.startlima.org/]Google Gemini at AcropolisCode InnovationLynxHack2026Byte. Hack DaysHack Day Jabalpur 2026Nairobi Hack DayHackCafe : May EditionPIXEL GEMINI 2.0Code GeminiHackathon New Delhi: Build AI AgentsLancerHacks IXHackUPMind the Product presents World Product Day: Everyone Ships NowDesign-A-ThonDevelopers ConnectCYHacks '26FusionHack 2026Hack Days In Lome Build In Public Bot To Agent by MLH Hack DaysGemini Hack Days MinnaCodex Meetup Dhaka - UIUhackUMBC Mini HackathonBuild With AI Hack Days @RUhackTAMS 2026GlobeHackMontyHacks IXProduct Management HackathonHackUDC 2026HACK DAYS JABALPUREquinox Vancouver HackathonCodex Community Meetup - DhakaTech(Hack)SharkHack 2026StarHackGABA HackdayBuild With AI Hack Days @DIUSteph Hack DayBioHacks 2026HootHacksHyperbloom Summer HackathonHackdays Maa Chandika Convent School RoyalHacksUHackathon 2026UTSC HacksClaude Builder Club HackathonBNFOthon 2026HackSB2026Build With AI Hack Days @ Southeast UniversityWebster Hackfest 2026Hack2DawnHackPHHS 2026Build with AI Hack Days @UITSHack Days in DurangoCodecon Universe 26Build-zero unilagEurekaHacks 2026Maki 2D Pixel RPG Game InnoSpark 2026U-Hacks 2026UMake 2026ACC x ADSC Project-A-ThonHack days in hosurDemonHacksNeuu Hack DAyVission X Hack DAyHack Days at TrentFlood SafetyPIXEL.GEMINIHACK THE WUZero2One hackathonHackHounds 2026HackMHS 8HackDay AgraAnthropic x Maryland HackathonGoogle Solutions Challenge GDG on Campus Virginia Tech Spring 2026Ponderosa HacksHack Day Kanpur PIXEL.GEMINI 3.0AI For Good HackathonAgentCamp Hack-Day IbadanClaude Builders Club @ UC San Diego HackathonhackStoga 2026Hackalot HMA – Clash of CodeGDGC x AIC Tech ProjectsDev ClashPuff Hack DayAgentVerseWeb Summit Vancouver HackathonCode Crush 2026guadalahacks 2026MMUST HACKDAYBuild with AI × MLH Hack DayHackRPI2026 Worst UI CompetitionHack Days in DelhiWaveHackVISION HACK - Pi Day Horizon STEM HackthonLAGCC Spring 2026 HackathonGDGoC Summer DevSprintAI For GoodLuteHacks-2026Design and Development HackathonBuild with AI extended : Build, automate, impactCodeStorm
LeetTok
TikTok for LeetCode: doomscroll your way to a jobThe algorithm learns your goals, interests, and weak spots from watch time/interactions, then recommends coding
HackBU · 2026
FinTech
AnthropicCloudflareOpenAIPostgreSQL+4
Source pending review
LegalOS
LegalOS lets anyone upload a legal document and instantly know what's dangerous, whether to fight or settle, and how to argue their case — complete with a live
Los Altos Hacks X · 2026
Artificial Intelligence
ElevenLabsReactTailwind CSSVercel
Source pending review
LEGR
Rocket Money on steroids: a fleet of autonomous finance agents for startups.
HackPrinceton Spring '26 · 2026
Artificial IntelligenceEducation
ClaudeJavaScriptOpenAIPostgreSQL+1
Source pending review
Lendr
Lendr — Borrow from the dorm next door
Hack days in KGI · 2026
Artificial IntelligenceEducation
JavaScriptPostgreSQLReactReact Native+2
Source pending review
LI
LicenseTrace
Traces hidden GPL/copyleft contamination through your dependency tree and proves the exact path that can legally force your code open — with live reasoning powe
Multiagents Hackathon · 2026
Artificial IntelligenceEducation
Source pending review
Life Agent OS
Life Agent OS is an AI operating system for understanding cities and coordinating humanitarian action.
AI for Social Good: Hack with MLH & DigitalOcean · 2026
Artificial IntelligenceEducation
ReactTypeScript
Source pending review
Life OS
Web based productivity app that incorporates student data, fitness date and user input data to allow an individual to be more productive in general.
Broncohacks 2026 · 2026
EducationProductivity
ElevenLabsGeminiPostgreSQLReact+2
Source pending review
Lifeline
A smart companion that helps you track your elderly loved ones's mental health
Autonomous Agents Hackathon · 2026
Artificial IntelligenceHealthcare
Source pending review
Lifeline App
Other apps knows where you are. Lifeline knows who you are — and what to tell responders next.
Hack RenderATL · 2026
Artificial IntelligenceEducation
FirebaseGeminiJavaScriptReact+1
Source pending review
LifeLink
Clinicians ask ASI:One for blood in plain English, a swarm of Fetch.ai agents finds blood centers, allocates units, manages payment, and proves delivery through
UC Berkeley AI Hackathon 2026 · 2026
Artificial IntelligenceEducation
PythonReactStripeTypeScript
Source pending review
LifeQuest
Turn chores into a Cyberpunk RPG. LifeQuest uses Gemini AI to validate real-life tasks with photos.Level up your life: Turn your daily tasks into an epic RPG ad
AI Game Week · 2026
Artificial IntelligenceEducation
GeminiPythonStreamlit
Source pending review
LI
Ligands
An AI-powered pipeline that lets you ask a simple question, "Does this drug bind this protein?" and automatically handles all the computational bottlenecks behi
HackIllinois 2026 · 2026
Artificial IntelligenceEducation
DockerFastAPIGraphQLJavaScript+4
Source pending review
Liminal
Between dreams and reality, there is a threshold. Liminal Web XR OS brings spatial computing, AI voice assistants, and immersive 3D experiences to any browser,
KeanUHackThis 2026 · 2026
Artificial IntelligenceEducation
ElevenLabsMongoDBTypeScriptVercel
Source pending review
LI
Limpid
3D printable device that uses water on your phone lens to identify microplastics in your water! Additionally if sampling water from the ocean can tell you the c
DataHacks 2026 · 2026
Artificial IntelligenceEducation
Source pending review
Lingua - AI Powered Language Translator & Tutor
No more point and nod.Translate, learn, and actually converse — in English, Spanish, French, Swahili, Japanese, and Mandarin.
HackHCC: Code Runners · 2026
Artificial IntelligenceEducation
ElevenLabsGeminiJavaScriptReact
Source pending review
Linked Lit
Track the Citeology of your research easily using Linked Lit!
HackTCNJ 2026 · 2026
Social Impact
DockerGeminiMongoDBPython+1
Source pending review
LinkedHistory
Linkedin for Historical Figures
Los Altos Hacks X · 2026
Other
ClaudeFirebaseReact
Source pending review
LinkUP
LinkUP: Hyperlocal gig platform. Post any job, find help nearby. Any skill. Any task. Right around you. Built with Next.js + Supabase.
Hack Days in Jabalpur · 2026
Artificial IntelligenceEducation
React
Source pending review
Littleloop
Kids outgrow clothes fast, creating waste & costs. Many usable items end up in landfills. Littleloop connects local families to share & reuse essentials, reduci
Broncohacks 2026 · 2026
Sustainability
FigmaGeminiMongoDBReact
Source pending review
Live Laugh Plant
Live, Laugh, Plant turns our real-life eco choices into a living pixel world. Scan products to get AI carbon grades, log sustainable actions, and watch your bar
HackPrinceton Spring '26 · 2026
Artificial IntelligenceEducation
JavaScriptReactSQLiteVercel
Source pending review
LN
LNpesa
Bitcoin on any phone. No app, no smartphone. Dial a code, become a Pontmore agent in 30 seconds. We built the door for the billion without smartphones.
Bitcoin++ Open Source Edition · 2026
FinTechSocial Impact
Source pending review
Local Radar
Local Radar combines actual neighborhoods, businesses, permits, reviews, hiring signals and local news from US Cities, and then uses an AI pipeline to provide a
RLC Hacks 2026 · 2026
Artificial IntelligenceEducation
JavaScriptPython
Source pending review
LocalLens
AI dashboard that investigates nearby medical facilities for hostel students, scores each on trust, and delivers evidence-backed recommendations — not just a li
Build the Future with AI — From Code to No-Code · 2026
Artificial IntelligenceHealthcare
Claude
Source pending review