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The Multilingual Eye-movement Corpus (MECO) is a collaborative international project that brings together researchers from over 40 countries to study reading across different languages and writing systems.
30 + Languages
40 + Countries
45 + Universities
80 + Collaborators
3 Data Waves
5 Publications
230 + Citations
100 % Open Access
With over 30 languages represented so far, MECO is the world’s most comprehensive multilingual eye movement dataset, addressing a critical need for comparable cross-linguistic eye-tracking data on reading. All published data is open access to support global research and collaboration: Please see our data release updates for more details.
Learn about the research team on our collaborators page.
Participating sites
- All
- Wave 1
- Wave 2
- Wave 3
Wave 1
Dutch, English (Canada), Estonian, Finnish, German, Greek, Hebrew, Italian, Korean, Norwegian, Russian, Spanish (Argentina), Turkish
Wave 2
Basque, Brazilian Portuguese, Chinese (Simplified), Chinese (Traditional), Danish, English (United Kingdom), German, Hindi, Icelandic, Norwegian, Russian, Serbian, Spanish (Chile), Turkish
Wave 3
Adyghe, Chinese (Traditional), Czech, Mongolian (Traditional), Polish, Turkish, Vietnamese
*Data collection of additional 13 languages in progress
Join MECO
We are always looking for more collaborators that are interested in extending MECO to new languages and participant samples:
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News
[{"id":1765,"link":"https:\/\/meco-read.com\/new-article-in-the-conversation-canada-new-global-research-shows-eye-movements-reveal-how-native-languages-shape-reading\/","name":"new-article-in-the-conversation-canada-new-global-research-shows-eye-movements-reveal-how-native-languages-shape-reading","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/11\/Screenshot-2025-11-10-at-1.03.45-PM.png?fit=1336%2C748&ssl=1","alt":""},"title":"New article in The Conversation Canada: New global research shows eye movements reveal how native languages shape\u00a0reading","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Nov 12, 2025","dateGMT":"2025-11-12 13:21:08","modifiedDate":"2025-11-12 09:21:15","modifiedDateGMT":"2025-11-12 13:21:15","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/in-the-news\/\" rel=\"category tag\">In the News<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/in-the-news\/\" rel=\"category tag\">In the News<\/a>"},"taxonomies":{"post_tag":""},"readTime":{"min":0,"sec":8},"status":"publish","content":"MECO collaborators Victor Kuperman, Nadia Lana (McMaster University, Canada) and Olga Parshina (Middlebury College, US) write about\u00a0MECO for The Conversation Canada. Read the full article"},{"id":1706,"link":"https:\/\/meco-read.com\/meco-papers-in-2025-google-scholar-metrics\/","name":"meco-papers-in-2025-google-scholar-metrics","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/08\/feature-photo-3.png?fit=1880%2C1080&ssl=1","alt":""},"title":"MECO papers in 2025 Google Scholar Metrics","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Aug 5, 2025","dateGMT":"2025-08-05 13:01:26","modifiedDate":"2025-08-05 09:06:48","modifiedDateGMT":"2025-08-05 13:06:48","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/papers\/' rel='post_tag'>papers<\/a>"},"readTime":{"min":0,"sec":43},"status":"publish","content":"Google Scholar\u2019s 2025 Scholar Metrics on publications in the last five years list MECO papers in several highly ranked journals: Behavior Research Methods features MECO\u2019s"},{"id":1209,"link":"https:\/\/meco-read.com\/meco-english-as-a-second-language-meco-l2-paper-out-in-studies-in-second-language-acquisition-2\/","name":"meco-english-as-a-second-language-meco-l2-paper-out-in-studies-in-second-language-acquisition-2","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/07\/v6.png?fit=1410%2C813&ssl=1","alt":""},"title":"Wave 2 data available and Wave 2 papers out in Scientific Data (MECO-L1) and Studies in Second Language Acquisition (MECO-L2)","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Jul 14, 2025","dateGMT":"2025-07-14 18:08:00","modifiedDate":"2025-07-17 11:56:08","modifiedDateGMT":"2025-07-17 15:56:08","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a>, <a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a> <a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/data\/' rel='post_tag'>data<\/a><a href='https:\/\/meco-read.com\/tag\/meco-l1\/' rel='post_tag'>MECO-L1<\/a><a href='https:\/\/meco-read.com\/tag\/meco-l2\/' rel='post_tag'>MECO-L2<\/a><a href='https:\/\/meco-read.com\/tag\/papers\/' rel='post_tag'>papers<\/a>"},"readTime":{"min":0,"sec":51},"status":"publish","content":"Wave 2 reading data in first language (L1) and English as a second language (L2) in Basque, Brazilian Portuguese, Chinese (Simplified), Chinese (Traditional), Danish, English"},{"id":1503,"link":"https:\/\/meco-read.com\/meet-yaqian-borogjoon-bao-meco-collaborator-from-inner-mongolia\/","name":"meet-yaqian-borogjoon-bao-meco-collaborator-from-inner-mongolia","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/07\/Meet-MECO-researcher-series.png?fit=1080%2C1080&ssl=1","alt":""},"title":"Meet Yaqian Borogjoon Bao, MECO collaborator from Inner Mongolia","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Jun 10, 2025","dateGMT":"2025-06-10 15:52:00","modifiedDate":"2025-07-17 11:45:52","modifiedDateGMT":"2025-07-17 15:45:52","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/collaborators\/\" rel=\"category tag\">Collaborators<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/collaborators\/\" rel=\"category tag\">Collaborators<\/a>"},"taxonomies":{"post_tag":""},"readTime":{"min":1,"sec":45},"status":"publish","content":"Growing up in the grasslands of Inner Mongolia, Yaqian Borogjoon Bao first learned to read and write in the Traditional Mongolian script, a vertical writing"},{"id":1496,"link":"https:\/\/meco-read.com\/2024-recipient-outstanding-article-language-learning\/","name":"2024-recipient-outstanding-article-language-learning","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-16-at-5.23.17-PM.png?fit=1428%2C1334&ssl=1","alt":""},"title":"2024 Recipient of Outstanding Article of the Year in\u00a0Language Learning: ENRO paper","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Apr 16, 2025","dateGMT":"2025-04-16 21:21:00","modifiedDate":"2025-07-17 12:12:39","modifiedDateGMT":"2025-07-17 16:12:39","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/meco-l2\/' rel='post_tag'>MECO-L2<\/a><a href='https:\/\/meco-read.com\/tag\/updates\/' rel='post_tag'>updates<\/a>"},"readTime":{"min":0,"sec":32},"status":"publish","content":"We're excited to share that our paper \u201cRethinking First Language-Second Language Similarities and Differences in English Proficiency: Insights From the ENglish Reading Online (ENRO) Project\u201d"},{"id":1345,"link":"https:\/\/meco-read.com\/yaqian-bao-awarded-keith-rayner-memorial-award-for-best-oral-presentation\/","name":"yaqian-bao-awarded-keith-rayner-memorial-award-for-best-oral-presentation","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2024\/08\/Screenshot-2025-07-17-at-2.01.50-AM.png?fit=1142%2C854&ssl=1","alt":""},"title":"Yaqian Borogjoon Bao awarded Keith Rayner Memorial Award for Best Oral Presentation","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Aug 30, 2024","dateGMT":"2024-08-30 17:25:00","modifiedDate":"2025-07-17 02:02:22","modifiedDateGMT":"2025-07-17 06:02:22","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a>, <a href=\"https:\/\/meco-read.com\/category\/conference\/\" rel=\"category tag\">Conference<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a> <a href=\"https:\/\/meco-read.com\/category\/conference\/\" rel=\"category tag\">Conference<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/updates\/' rel='post_tag'>updates<\/a>"},"readTime":{"min":0,"sec":18},"status":"publish","content":"Wave 2 Collaborator Yaqian Borogjoon Bao received the Keith Rayner Memorial Award for Best Oral Presentation for her talk titled \u201cComparative Analysis of Saccadic Main"},{"id":1348,"link":"https:\/\/meco-read.com\/2023-albert-valdman-award-outstanding-publication\/","name":"2023-albert-valdman-award-outstanding-publication","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-14-at-10.44.01%E2%80%AFPM.png?fit=1138%2C1462&ssl=1","alt":""},"title":"Wave 1 paper receives 2023 Albert Valdman Award for Outstanding Publication","postMeta":[],"author":{"name":"nadialana","link":"https:\/\/meco-read.com\/author\/nadialana\/"},"date":"Mar 26, 2024","dateGMT":"2024-03-26 17:36:00","modifiedDate":"2025-07-17 12:35:24","modifiedDateGMT":"2025-07-17 16:35:24","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/awards\/\" rel=\"category tag\">Awards<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/meco-l2\/' rel='post_tag'>MECO-L2<\/a><a href='https:\/\/meco-read.com\/tag\/updates\/' rel='post_tag'>updates<\/a>"},"readTime":{"min":0,"sec":38},"status":"publish","content":"Our Wave 1 paper on MECO L2 data, \u201cText reading in English as a second language: Evidence from the Multilingual Eye-Movements Corpus\u201d received the 2023"},{"id":651,"link":"https:\/\/meco-read.com\/meco-l2s-data-repository-is-now-online-via-osf\/","name":"meco-l2s-data-repository-is-now-online-via-osf","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2022\/04\/image.png?fit=1024%2C544&ssl=1","alt":""},"title":"MECO L2's data repository is now online via OSF","postMeta":[],"author":{"name":"noam.siegelman","link":"https:\/\/meco-read.com\/author\/noam-siegelman\/"},"date":"Apr 26, 2022","dateGMT":"2022-04-26 20:53:12","modifiedDate":"2025-07-15 01:14:40","modifiedDateGMT":"2025-07-15 05:14:40","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/data\/' rel='post_tag'>data<\/a><a 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01:42:40","modifiedDateGMT":"2025-07-15 05:42:40","commentCount":"1","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/meco-l2\/' rel='post_tag'>MECO-L2<\/a><a href='https:\/\/meco-read.com\/tag\/papers\/' rel='post_tag'>papers<\/a>"},"readTime":{"min":1,"sec":39},"status":"publish","content":"We are excited to share that the second paper from the Multilingual Eye-Movements Corpus (MECO) project is out in Studies in the Second Language Acquisition!"},{"id":635,"link":"https:\/\/meco-read.com\/full-meco-l1s-first-wave-data-now-live-via-osf\/","name":"full-meco-l1s-first-wave-data-now-live-via-osf","thumbnail":{"url":false,"alt":false},"title":"Full MECO-L1's first wave data now live via 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is"},{"id":631,"link":"https:\/\/meco-read.com\/first-meco-paper-out-in-behavior-research-methods\/","name":"first-meco-paper-out-in-behavior-research-methods","thumbnail":{"url":"https:\/\/i0.wp.com\/meco-read.com\/wp-content\/uploads\/2025\/06\/Image-2025-06-05-at-3.28%E2%80%AFPM-e1752558105935.jpeg?fit=1012%2C735&ssl=1","alt":""},"title":"First MECO paper out in Behavior Research Methods","postMeta":[],"author":{"name":"noam.siegelman","link":"https:\/\/meco-read.com\/author\/noam-siegelman\/"},"date":"Feb 3, 2022","dateGMT":"2022-02-03 22:23:41","modifiedDate":"2025-07-17 11:51:36","modifiedDateGMT":"2025-07-17 15:51:36","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/papers-news\/\" rel=\"category tag\">Publications<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/meco-l1\/' 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But it wasn't because we weren't busy. So, for all of you"},{"id":316,"link":"https:\/\/meco-read.com\/meco-l1-release-1-coming-up-soon\/","name":"meco-l1-release-1-coming-up-soon","thumbnail":{"url":false,"alt":false},"title":"MECO-L1: Release #1 coming up soon","postMeta":[],"author":{"name":"noam.siegelman","link":"https:\/\/meco-read.com\/author\/noam-siegelman\/"},"date":"May 4, 2020","dateGMT":"2020-05-04 19:58:15","modifiedDate":"2025-06-05 01:16:10","modifiedDateGMT":"2025-06-05 05:16:10","commentCount":"0","commentStatus":"closed","categories":{"coma":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a>","space":"<a href=\"https:\/\/meco-read.com\/category\/data-news\/\" rel=\"category tag\">Data Releases<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/meco-read.com\/tag\/data\/' rel='post_tag'>data<\/a><a href='https:\/\/meco-read.com\/tag\/meco-l1\/' rel='post_tag'>MECO-L1<\/a>"},"readTime":{"min":0,"sec":15},"status":"publish","content":"We are currently finalizing the first release of MECO-L1! This release will include data from 12 languages: Dutch, English, Finnish, German, Greek, Hebrew, Italian, Korean,"}]
