Open for registration
TBA
Online·Online
Grand ChallengeautoPET V - Automated Lesion Segmentation in Whole-Body PET/CT
Automated Lesion Segmentation in Whole-Body PET/CT
AI & MLHealth & Bio
May 3, 20260
Featured
Hackathons
Every event, every theme, every corner of the world.
1,125 resultsShuffle
Grand Challenge
Open for registration
TBA
Online·Online
Grand ChallengeThe MAMA-SYNTH Challenge
DCE-MRI Pre-Contrast to Peak Contrast Enhancement Image Synthesis with Multi-Dimensional Evaluation
AI & MLHealth & Bio
May 7, 20260
Open for registration
TBA
Online·Online
Grand ChallengePeripelvic Fracture Segmentation and Reduction Planning
Peripelvic fractures are severe injuries with high disability and mortality rates. The PENGWIN 2026 Challenge aims to advance state-of-the-art techniques for intelligent surgical p...
AI & MLHealth & BioAR / VR
May 10, 20260
Open for registration
$50.0K
Online·Online
Blockchain Legal InstituteBLI Legal Tech Hackathon 2
# **The Legal Tech Hackathon Invites You To Build!**
AI & MLWeb3 & CryptoFintech
May 15, 2026266
Open for registration
$1,000
Online·Online
VoltHacksVoltHacks
Hardware / IoT hackathon Online
Hardware & IoTAR / VR
May 21, 20260
Open for registration
$1,000
Bhubaneswar, Odisha, India·In person
International Institute of Information Technology (IIIT), BhubaneswarGeoHack 26
About Geohack 26: Geospatial Hackathon 2026 (GeoHack 26) is organized by IEEE GRSS Kolkata Chapter and IIIT Bhubaneshwar. This Geospatial Hackathon will be a part of the Internatio...
AI & MLClimate & SustainabilitySocial Impact
May 21, 202645
Ended
$1,000
Online·Online
haci_labMPDD-AVG 2026 @ ACM Multimedia 2026 - Young A-V+P_Test
MPDD-AVG 2026 Young A-V+P sub-track test evaluation
AI & ML
Apr 30, 202611
Ended
$1,000
Online·Online
haci_labMPDD-AVG 2026 @ ACM Multimedia 2026 - Elder A-V-G+P_Test
MPDD-AVG 2026 Elder A-V-G+P sub-track evaluation
AI & ML
Apr 30, 202612
Ended
$1,000
Online·Online
sabdaljalilImageEval 2026 Task 2 - CRAI-Bench - Cultural Accuracy Evaluation for Arabic Text-to-Image Generation
Evaluate whether AI-generated images faithfully represent Qatari and Arab cultural scenes using the CRAI framework.
AI & MLAR / VR
May 21, 20261
Ended
$1,000
Online·Online
hunzedImageEval 2026 — Ayn-VQA Task 1a: Spoken VQA (English)
Given an image and the spoken question/options (English audio), pick the correct option index (0-2). Part of the ImageEval 2026 Ayn-VQA shared task on cultural grounding in Arabic ...
AI & MLAR / VR
May 21, 20266
Ended
$1,000
Online·Online
hunzedImageEval 2026 — Ayn-VQA Task 1a: Spoken VQA (MSA)
Given an image and the spoken question/options (English audio), pick the correct option index (0-2). Part of the ImageEval 2026 Ayn-VQA shared task on cultural grounding in Arabic ...
AI & MLAR / VR
May 21, 20266
Ended
$1,000
Online·Online
hunzedImageEval 2026 — Ayn-VQA Task 1b: Hallucination Detection (MSA)
Given an image and 3 statements (MSA), label EACH statement True (grounded in the image) or False (hallucinated). Exactly one statement is grounded. Part of the ImageEval 2026 Ayn-...
AI & MLAR / VR
May 21, 20265