Showing 330 open source projects for "data structures"

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  • 1
    IceCream

    IceCream

    Never use print() to debug again

    Do you ever use print() or log() to debug your code? Of course you do. IceCream, or ic for short, makes print debugging a little sweeter. With arguments, ic() inspects itself and prints both its own arguments and the values of those arguments. Just give ic() a variable or expression and you're done. ic() returns its argument(s), so ic() can easily be inserted into pre-existing code. Additionally, ic()'s output can be entirely disabled, and later re-enabled, with ic.disable() and ic.enable()...
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  • 2
    Parser for Rust source code

    Parser for Rust source code

    Parser for Rust source code

    Parser for Rust source code is a major Rust crate for parsing Rust source code (token streams) into a syntax tree (AST) that procedural macros can inspect or transform. The primary target is macro authors: you can parse TokenStreams into syn::File, syn::Item, syn::Expr, syn::Type, etc. It offers rich data structures, fine-grained parsing, span tracking (for error reporting), traversal and mutation APIs (visit, fold, visit_mut), printing back to tokens, and strong feature-gating so you only compile what you need. The documentation emphasises that while the crate is geared for procedural macros (and custom derives), some of the APIs may be of more general use. ...
    Downloads: 3 This Week
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  • 3
    Certificate Transparency Go

    Certificate Transparency Go

    Auditing for TLS certificates (Go code)

    certificate-transparency-go is a Go codebase for building and interacting with Certificate Transparency (CT) systems, from low-level parsing to full log operation. It includes forked ASN.1 and X.509 packages tailored to accept and analyze real-world certificates, including pre-certificates that stricter libraries would reject, supporting CT’s role as an ecosystem observatory. A TLS parsing library, CT data types, and multiple client libraries enable access to CT logs over HTTP and DNS, along...
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  • 4
    Worktale

    Worktale

    Turns git history into a personal record of what you actually built

    ...The tool operates entirely on the user’s machine, scanning repositories and installing optional post-commit hooks to continuously track development activity without modifying the codebase itself. It extracts metadata such as commit messages, files changed, line counts, and timestamps, then structures that data into a searchable and browsable work log that can be used for performance reviews, portfolio building, or personal reflection.
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    Hypermind

    Hypermind

    The high-availability solution to a problem that doesn't exist

    ...Alongside counting nodes, the project also supports ephemeral chat over its mesh network, allowing users to send messages directly to local peers or broadcast via a gossip protocol without storing chat history. The project uses probabilistic data structures like HyperLogLog for efficient estimation of unique peers and provides real-time visualizations and themes for exploring the swarm.
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  • 6
    ngraph.path

    ngraph.path

    Path finding in a graph

    ...It can be integrated with visualization libraries like VivaGraphJS to animate or highlight computed paths in a rendered graph, enabling interactive routing features. Its data structures and algorithm choices are optimized for performance and memory efficiency, so even large meshes or road networks can be navigated interactively. With its standalone design, ngraph.path can be used in browser apps, server-side Node.js services.
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  • 7
    huihut interview

    huihut interview

    A summary of C/C++ technical interview basics

    interview is a curated repository of technical interview questions, solutions, and explanations covering a wide range of topics in computer science and software engineering. It aims to help developers prepare for job interviews by providing sample problems in algorithms, data structures, system design, databases, and programming language intricacies, often with code snippets and discussion. The repo is designed so learners can practice real interview scenarios, compare approaches, and internalize foundational concepts that are frequently tested by tech companies. Many entries include both the problem statement and one or more reference implementations, offering insights into time/space complexity and tradeoffs between competing strategies. ...
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  • 8
    Starlark in Go

    Starlark in Go

    Starlark in Go: the Starlark configuration language, implemented in Go

    starlark-go is the official Go implementation of the Starlark programming language, a Python-like, dynamically typed configuration and scripting language originally developed for the Bazel build system. Starlark combines Python’s expressiveness and readability with deterministic execution, making it ideal for defining build configurations, scripting automation, and embedding domain-specific logic in applications. The Go-based interpreter allows developers to run or embed Starlark programs...
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  • 9
    Computer Science Flash Cards

    Computer Science Flash Cards

    Mini website for testing both general CS knowledge and enforce coding

    This repository collects concise flash cards that cover the core ideas of a traditional computer science curriculum with a focus on interview readiness. The cards distill topics like time and space complexity, classic data structures, algorithmic paradigms, operating systems, networking, and databases into short, testable prompts. They are designed for spaced-repetition style study so you can cycle frequently through fundamentals until recall feels automatic. Many cards point at canonical definitions or contrasts (e.g., stack vs. queue, BFS vs. DFS) to strengthen conceptual boundaries. ...
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  • 10
    PyG

    PyG

    Graph Neural Network Library for PyTorch

    PyG (PyTorch Geometric) is a library built upon PyTorch to easily write and train Graph Neural Networks (GNNs) for a wide range of applications related to structured data. It consists of various methods for deep learning on graphs and other irregular structures, also known as geometric deep learning, from a variety of published papers. In addition, it consists of easy-to-use mini-batch loaders for operating on many small and single giant graphs, multi GPU-support, DataPipe support, distributed graph learning via Quiver, a large number of common benchmark datasets (based on simple interfaces to create your own), the GraphGym experiment manager, and helpful transforms, both for learning on arbitrary graphs as well as on 3D meshes or point clouds. ...
    Downloads: 0 This Week
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  • 11
    Gleam

    Gleam

    A friendly language for building type-safe, scalable systems!

    Gleam's powerful static type system helps find and prevent bugs at compile time, long before it reaches your users. It also serves as a productive refactoring tool, enabling programmers to confidently make large changes to unfamiliar code, quickly and with low risk. For problems, the type system can't solve (such as your server being hit by a bolt of lightning) the Erlang virtual machine provides well-tested mechanisms for gracefully handling failure. Hunting down bugs can be stressful so...
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  • 12
    Flutter Rust Bridge

    Flutter Rust Bridge

    Rust binding generator, feature-rich, but seamless and simple

    flutter_rust_bridge is a toolchain that generates ergonomic bindings between Rust and Dart/Flutter so you can write performance-critical logic in Rust while building UI in Flutter. It abstracts away the low-level FFI details, letting developers define Rust functions and data structures that are safely callable from Dart. The project supports passing complex types, handling async operations and streams, and integrating with Flutter across mobile and desktop targets. By leaning on Rust’s memory safety and zero-cost abstractions, it enables compute-heavy tasks—parsing, crypto, image/audio processing, and more—without sacrificing Flutter’s developer experience. ...
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  • 13

    L2

    A BST, B-tree and trie data structures library.

    L2 is a data structures library. Featured are self balancing BSTs and self balancing BST backed sequences, in memory B-trees and B-tree backed sequences, pointer sets, radix and critical bit trees. A few articles about L2 data structures and more here: https://dsxxi.home.blog/
    Downloads: 0 This Week
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  • 14
    ALEPH-w

    ALEPH-w

    Data structures and Algorithms library

    Aleph-w is a library of data structures and algorithms implemented in and for C++. It contains the main data structures: single and double lists, special arrays (dynamic and of bits), many types of trees: multitrees, binary search trees, avl, red-black, randomized, treaps, splay and other interesting types. Several types of hash tables are implemented: separated chaining, open adressing with linear probing and double function hash; this last one has a garbage colector mechanism that allows to free deleted entries. ...
    Downloads: 3 This Week
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  • 15
    STLplus C++ library collection

    STLplus C++ library collection

    C++ Library collection

    Containers to extend STL: graph, tree, matrix, smart-pointer. Persistence (serialisation) of C++ data structures. Portability: subprocesses, TCP, file system. Reusable subsystems: library manager, message handler. Portable between OSs and compilers. Documentation is included in the download and is also available on the STLplus website http://stlplus.sourceforge.net. The headers are intended to be readable, so look at them too for usage information on each function and class.
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    Downloads: 76 This Week
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  • 16
    bed

    bed

    Adjustable data format binary editor

    Adjustable data format binary editor. Data formats re ASCII, unsigned and signed integers, float, bit-flags, bit-fields, labels, ebcdic and time_t. Different sizes and byte orderings are possible. Data types can be used in structures. Other data formats, filters and procedures can be defined in plugins. Contains copy, past, undo, redo, search, replace, marks, record/play and context sensitive help.
    Downloads: 12 This Week
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  • 17
    Yangshun Lago

    Yangshun Lago

    Data Structures and Algorithms library in TypeScript and JavaScript

    Lago is a study-oriented library of classic data structures and algorithms implemented in JavaScript with an emphasis on readability and learning. Instead of aiming to be a production runtime, it serves as a reference you can step through to understand how arrays, stacks, queues, linked lists, trees, heaps, graphs, and sorting/searching routines actually work. The implementations favor clarity over micro-optimizations, making them approachable for learners who are new to algorithmic thinking or coming from non-CS backgrounds. ...
    Downloads: 0 This Week
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  • 18
    UAP Common Extensions (UCX)

    UAP Common Extensions (UCX)

    Utilities Library for C

    With this library we provide useful data structures and algorithms for common programming tasks in the C language.
    Downloads: 13 This Week
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  • 19
    Athena Java

    Athena Java

    Java Backend Knowledge Graph

    ...Core coverage includes Java fundamentals, collections, concurrency, the JVM, Spring, MyBatis, Hibernate, JDBC, MySQL, Redis, and message queues. It also introduces data structures, algorithms, Linux, computer networks, operating systems, web development, security, Docker, and development tools. Several sections frame concepts as interview conversations and include resume and job-preparation guidance. Project examples cover common web systems, permissions, shopping carts, file handling, and messaging platforms. ...
    Downloads: 2 This Week
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  • 20
    Provides core mechanisms and foundation for implementing libraries of generic algorithms and data structures, using modern principles of Generic Programming. Covers most of the features of ConceptC++ using syntax of C++'98.
    Downloads: 2 This Week
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  • 21
    The Chemistry Development Kit
    The Chemistry Development Kit (CDK) is a scientific, LGPL-ed library for bio- and cheminformatics and computational chemistry written in Java. The main home page of the CDK is now at: http://cdk.github.io
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    Downloads: 58 This Week
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  • 22

    The Unicon Project

    A modern descendant of the Icon programming language.

    Unicon is a very high level object-oriented network- and graphics-savvy programming language with a syntax similar to Pascal or C. Goal-direction, backtracking, patterns and novel data structures make Unicon ideal for rapidly solving complex problems.
    Downloads: 10 This Week
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  • 23
    Ficl - small systems scripting with OO
    Ficl is a lightweight, embeddable scripting language designed to be incorporated into other programs, and especially embedded systems that may have memory and OS constraints. Applications include scripting, hardware bring-up, rapid prototyping, and system extensions. Unlike Lua or Python, Ficl acts as a component of your system - you feed it stuff to do, it does the stuff, and comes back to you for more. You can export compiled code to Ficl, execute Ficl code from your compiled code, or...
    Downloads: 22 This Week
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  • 24
    Depeche

    Depeche

    Java database mapper

    Depeche enables you to work with databases using data structures. It strives to be very simple and easy to use, avoiding both the tediousness of using JDBC directly and the heaviness of a full-blown ORM. It currently supports PostgreSQL, MySQL, H2, SQLite, MS SQL Server and FileMaker; support for other databases can be added easily. A simple ORM based on Depeche is also under development.
    Downloads: 0 This Week
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  • 25
    OpenPEARL

    OpenPEARL

    PEARL Compiler and Runtime System

    ...For more, also historical information please visit (http://www.pearl90.de/). In 1998 PEARL-90 was standardized by the Deutsches Institut für Normung e.V. in DIN 66253-2. PEARL provides the standard data types and structures known from other procedural languages like e.g. PASCAL. Additionally PEARL brings special language constructs for managing real-time and multitasking tasks.
    Downloads: 1 This Week
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