
Hackathons
Every event, every theme, every corner of the world.


SmartAIthon 2026 Campus Ambassador
The SmartAIthon 2026 Campus Ambassador Program is an opportunity for enthusiastic students to represent and promote SmartAIthon 2026 – IEEE Smart Cities AI Hackathon within their c...

ImageEval 2026 — Ayn-VQA Task 1b: Hallucination Detection (English)
Given an image and 3 statements (English), label EACH statement True (grounded in the image) or False (hallucinated). Exactly one statement is grounded. Part of the ImageEval 2026 ...

ArA-DF 2026 — Track 2: Acoustic Robustness
Organizer: yasel; 10 submissions; Arabic audio deepfake detection — Track 2 evaluates robustness to compression, noise, and social-media audio.

LiDAR-4D Radar Fusion for Cooperative 3D Object Detection
Organizer: twinkling; 8 submissions; LiDAR-4D Radar Fusion for Cooperative 3D Object Detection

Cross-Mechanism Domain Adaptation 3D Object Detection
Organizer: twinkling; 9 submissions; Cross-Mechanism Domain Adaptation 3D Object Detection

RAIL-BENCH: Odometry
Organizer: annikabaetz; 2 submissions; Estimate the trajectory of a train from a monocular camera mounted on the train.

Universal UltraSound Image & Video Analysis Challenge 2026
Organizer: uusivc2026; 4 submissions; Universal ultrasound image and video analysis benchmark for multi-organ classification and segmentation across B-mode ultrasound, contrast-enh...

AlexandriaX‑2026 -- Subtask 1: Context-Aware English-to-Dialectal Arabic Dialogue Translation
Organizer: mekki; 14 submissions; This is Subtask 1 of the AlexandriaX-2026 shared task. Participants build a context-aware machine translation system that translates selected Engl...

EvSLAM Benchmark
Organizer: nail-hnu; 1 submissions; We introduce a benchmarking framework for the task of event-based state estimation.

Cross-Mechanism Domain Adaptation 3D Object Detection
Cross-Mechanism Domain Adaptation 3D Object Detection

VLNverse ECCV 2026 EMR Challenge
VLNverse challenge for the ECCV 2026 EMR workshop with coarse- and fine-grained 150-episode tracks. Choose one or both tasks when submitting, then upload a zip containing result JS...