merkletree - build your own crypto hash trees; named after Ralph Merkle who patented hash trees in 1979; grow your own money on trees

A library for working with Abstract Syntax Trees.

A Ruby Gem implementation of Bitcoin HD Wallets

SortableTree provides sorting of lists and hierarchies from ActiveAdmin index views.

Organizes ActiveRecord models into a tree/hierarchy using a materialized path implementation based around PostgreSQL's ltree datatype. ltree's operators ensure that queries are fast and easily understood.

An ActiveRecord plugin for atomic archiving and unarchiving of object trees. Inspired by ActsAsParanoid and PermanentRecord

Recursively traverse trees using a single SQL query

display list of file paths as an interactive tree

Guard::CtagsBundler uses ctags utility and generates 2 files: tags -- with tags generated from project's source tree and gems.tags -- with tags generated from rubygems from project's bundle.

Organise Ancestry model into a drag and drop tree structure

RailsAdmin Drag and drop tree view modified for SB technologies using rails_admin_nestable 0.3.2

RailsAdmin Drag and drop tree view for Ancestry gem with ActiveRecord and MongoID

Syntax tree generator made with Ruby

Sycamore is an unordered tree data structure.

Yadriggy builds the abstract syntax tree (AST) of a method, checks its syntax and types, and runs it. When checking the syntax and types, it is treated as the code written in a domain specific language (DSL). It also provide simple DSLs for computation offloading from Ruby to C, Python, etc.

Organise Mongoid model into a tree structure

A binary tree of one-time singatures known as a merkle tree. Often used in distributed systems such as Git, Cassandra or Bitcoin for efficiently summarizing sets of data.

Drop Zone is a solution to the problem of restricted sales in censored markets. The proposal is for the design of a protocol and reference client that encodes the location and a brief description of a good onto The Blockchain. Those wishing to purchase the good can search for items within a user-...

Full power of Java's ANTLR 3 language recognition tool brought to Ruby. Generate lexers, parsers, tree parsers, source translators, and language analysis tools for use in Ruby applications.

Organize ActiveRecord model into a tree structure using PostgreSQL LTree