Content with authorship and review
Encyclopedia of Jiu-Jitsu
Techniques, rules, belts, dictionary, culture and guides for Jiu-Jitsu — each entry written and reviewed by those who live the mat, with sources cited.
Explore by section
12 areas of knowledge
Technique Library
Moves, positions and finishes explained step by step.
Rules and Arbitration
How scoring, penalties and victory criteria work.
Encyclopedia of Belts
The meaning and requirements of each belt and degree.
Jiu-Jitsu Dictionary
Terms, slang and mat expressions translated and explained.
Culture, Memory and Curiosities
History, traditions and curiosities of those who live the sport.
Beginner's Guide
First steps for those starting on the mat.
Competitor's Guide
Preparation, strategy and routine of those who compete.
Positions and Safety
Injury prevention and safe training practices.
Instructors and Career
Professional path for those who teach and live from the sport.
Living Memory
Stories and legacy of those who built the art.
Interactive Tools
Calculators, quizzes and utilities for the practitioner.
Data Center
Statistics and organized numbers about the sport.
Recently published
Latest entries
The Great Teams in Jiu-Jitsu History
Gracie Barra, Alliance, Nova União, Checkmat: for those following competitive Jiu-Jitsu, these names sound alm...
The World Timeline of Jiu-Jitsu
From feudal Japan to packed Abu Dhabi gyms, from a garage mat in California to today's streaming arenas: the w...
The Women Who Shaped Jiu-Jitsu
While historic 20th century Jiu-Jitsu posters and photos almost always showed only men, a small group of women...
The Timeline of Jiu-Jitsu in Brazil
Between the arrival of a Japanese judoka to an Amazon port city in 1914 and Brazil's consolidation as the main...
The Concept of Lineage in Jiu-Jitsu
Ask a black belt who was the teacher who promoted them, then ask who promoted that teacher, and keep asking: i...
The Hall of Fame of Jiu-Jitsu
Unlike century-old sports with a single museum and a single gallery of legends, Jiu-Jitsu has more than one "h...
