This is a B+tree that's totally okay with duplicate values. If you need to keep track of the B+ tree's state, don't just leave it in memory - make sure you store it down.

ConcurrentSortedDictionary implementation in (c#, .NET 7) . It is implemented using a concurrent B+Tree

A page that visualizes the basic methods of a B+ Tree, based on the algorithms from the book "Database System Concepts, 7th Edition" by Avi Silberschatz, Henry F. Korth and S. Sudarshan (the visualization part is still under construction but it works)

Interval B+ Tree Library for C++

A Read/Write-Optimized Tree Index for Non-Volatile Memory

数据库应用 B+ 树(Java)

数据结构和算法

NITCbase: An eight-layer designed RDBMS with basic capabilities including relational selection queries and B+ tree indexing. It supports elementary SQL queries: CREATE, DROP, ALTER, INSERT, SELECT, PROJECT, and EQUI-JOIN. Note: NITCbase does not support concurrency.

⏩A SQL-esque language compiler for storing relational and key-value based cache data on the backend

2021年最新总结 500个常用数据结构，算法，算法导论，面试常用，大厂高级工程师整理总结

Implementing bplustree with Python

on-disk bptree (b+ tree) data structure implementation

Encrypted Key-Value Store

Design a B+ Tree data structure that can store part catalog information without the use of any database.

A B+ Tree that uses lists.

key value database based on bplus and lsm trees

Implementation of B and B+ Trees in python

CS 353 Database Systems course hub for Bilkent students. Covers key topics: Relational Algebra, E/R Modeling, SQL, Functional Dependencies, Normalization, B+ Tree, Extendible Hashing, and a Programming Assignment on a Simple Internship Application App. A perfect resource for mastering database concepts and practical applications.

A project implementing a lightweight SQLite engine with support for CREATE, INSERT, and SELECT queries, including mathematical operations on columns.