Annual competition showcasing novel visual illusions.

Conferences, talks, awards, and community links.

News, resources, and biennial meetings.

Resources and advocacy on color vision deficiency.

Visual Neuroscience Dataset & Analysis Tools

Large-scale, densely sampled 7T fMRI dataset for visual neuroscience, comprising responses to more than 25,000 images together with single-trial response estimates, retinotopy, functional localizers, ROI masks, stimulus metadata, embeddings, captions, and predefined train/test splits for replication and generalization analyses.

Open Dataset / Python

LAION-fMRI Dataset

Data Standards & Open-Source Software

Community-developed BIDS extensions for standardized audiovisual stimulus and recording metadata (BEP044 & BEP047), together with ReproStim, an open-source platform for automated audiovisual stimulus capture and integration into BIDS datasets to support reproducible vision and neuroscience research.

Cross-platform (Open Source)

ReproNim / ReproStim

Research group with software/data links across color science.

Standard data sets (e.g., cone fundamentals, color matching).

Timing-critical stimuli for vision research (Matlab/Octave).

Open-source experiment builder/coder; can run tasks online.

Algorithms & datasets for colorimetry and appearance models.

Widely used palette tool with color-blind-safe options.

Preregistration, data sharing, and project organization.

Open-Source Research Software

Python package for population receptive field (pRF) modeling, with documentation and tutorials covering applications to visual, tonotopic, and numerosity data.

Python

GitHub Repository · Documentation

Natural-Scene Vision Dataset

Research dataset containing high-resolution stereo image pairs, 360-degree HDR panoramas, and LiDAR range measurements of natural scenes. Includes co-registered depth information for stereo images, supporting research on stereopsis, depth perception, and natural-scene statistics.

Online Dataset (registration required for access)

SYNS Dataset

Research & Data Platform

Community platform supporting research and collaboration on light exposure, lighting environments, and their implications for health and well-being.

Web-Based Resource

Global Light Commons

Journal of Illusion

Stereo demonstration exploring retinal disparity and perceived 3D structure; requires red/cyan anaglyph glasses.

Mobile App

Free app demonstrating the Munker color assimilation illusion by applying colored stripe overlays to face photographs. Originally developed for VSS and ECVP demonstrations, the app provides an accessible way to explore color assimilation phenomena for teaching, outreach, and research.

iOS (Android announced)

Classic + modern illusions with explanations and interactives.

Interactive motion demos with brief references.

Color & geometrical illusions; check usage/citation guidance.

Stereograms, art & vision, depth perception.

Lightness, shadow, and context illusions (e.g., Checker Shadow).

Archive of classic illusions and perceptual curiosities.

Large-scale online testing for perception and cognition.

Web apps for plotting individual data, error bars, CIs, etc.

Springer journal site · Psychonomic Society page

Wiley journal site

Curricula and visualizations for optics and vision.

Spectral sensitivities, color matching data, and reference material.

Course materials, software, and links for color vision.

Course resources and publications archive.