There are 2 repositories under nested-set topic.
Effective tree structures in Laravel 4-8
Easily and efficiently make your ActiveRecord models support hierarchies
Nested Set is an Go implementation of the Nested set model for Gorm.
MySQL Tree Traversal practical examples
The PHP nested set model for create/read/update/delete the tree data structure (hierarchy).
a ecto based nested set implementation for database
This bundle integrates jsTree and Gedmo Nested Set directly to Sonata Admin
Framework agnostic Nested Set (MPTT) implementation for PHP
Implementation of a nested set model to use with Zend Framework
Bulk set properties recursively in huge, complex JSON string trees with a robust regex based engine.
jsTree tree widget for yii2
Baum is an implementation of the Nested Set pattern for Laravel. PHP 7.3-8.2, Laravel 5.8-11 Supported
A Doctrine DBAL only implementation of multi root nested sets
This package is an open source extension for MikroORM, which enables Nested Set Tree for your needs
Encodes tree structure as nested set interval as described by Dan Hazel (2008) and Vadim Tropashko (2005). WIP!
JDBC Nested Set Sink Connector for Kafka Connect
A comprehensive library implementing the nested set pattern in PHP using PDO.
Golang, manage nested-set and generate to tree, with custom table_name
[READ-ONLY] Subtree split of the Nested Set for Mindy Orm
SlugField and AutoSlugField for Mindy Orm
Polymorphic content management with node structure.
:+1: Easy make nestable model in Larave 5.5+ Application
Yii 2.0 implementation of nested set behavior using jquery.nestable plugin (based on slatiusa/yii2-nestable).
Associative arrays tree type switcher: Ajacency list, Materialized path, Nested set, Associative array tree
A basic but flexible tree data structure for php (based on nicmart/Tree implementation) with wide variety of import/export functionalities
Nested Set Implementation for MongoDB
Generator of mock nested set data structures for SQL-based databases development and testing purposes
Proof of concept on how to eventually sync hierachical data from a source database towards a sink database via Apache Kafka in an tainted fashion without intermittently having corrupt content on the sink database.
Пример: деревья в базе данных, алгоритмы Adjacency List и Nested Set