Open-source alternatives to Bips

This repository is a technical proposal collection and open source governance workflow used to manage the lifecycle of feature requests. It functions as a collaborative API design framework where major architectural changes are proposed and tracked from initial draft to final acceptance. The project utilizes a Git-based governance workflow to gather community consensus. It leverages version control, pull requests, and Markdown documents to facilitate asynchronous technical reviews and distributed contributor agreement. The system covers the coordination of technical consensus and the managem

rippled is a peer-to-peer node implementation for the XRP Ledger. It serves as a distributed ledger consensus engine and a blockchain API gateway, allowing servers to validate transactions and maintain a shared, immutable sequence of ledger state. The project features a built-in decentralized exchange engine capable of executing atomic cross-currency payments and managing order books. It includes an on-chain asset management system for issuing and controlling fungible tokens and NFTs, as well as a Byzantine Fault Tolerant system for coordinating validators. The platform provides comprehensiv

Schema.org - schemas and supporting software

ml-visuals is a machine learning figure library and research asset repository containing reusable scientific diagrams and visual templates. It provides a modular system of graphical primitives and layout templates designed to standardize the visual representation of machine learning concepts and architectures. The project utilizes a schema-driven illustration system that defines visual elements and spatial relationships using structured data to ensure reproducible scientific figures. This framework allows for the creation of professional diagrams and charts for academic papers and technical p

This project is a markdown knowledge base used to maintain a curated collection of concise technical notes and write-ups across various programming languages and tools. It serves as a searchable personal reference library for documenting technical discoveries and software development patterns. The system implements a learning in public workflow, transforming markdown-based content storage into a static site. It utilizes directory-based routing to map folder structures to URL paths and employs schema-driven type generation to ensure data consistency across the knowledge base. The codebase cov

This project is a comprehensive educational guide and technical manual for the Ethereum blockchain. It provides structured instruction on blockchain fundamentals, smart contract development, and the architectural principles of decentralized applications. The resource covers technical domains including smart contract security auditing, network administration, and web3 programming. It details the implementation of token standards, the use of mnemonic seeds for wallet integration, and the creation of censorship-resistant application architectures. The documentation extends to system-level opera

Corda is a distributed ledger technology platform used to build private, interoperable business networks. It provides a framework for creating shared records of facts and executing smart contracts between specific participants without requiring global data broadcasting. The platform distinguishes itself through a point-to-point state distribution model and a UTXO-based ledger, ensuring that transaction data is shared only between involved parties to maintain strict privacy. It utilizes a JVM-based smart contract engine to execute business logic written in Java or Kotlin and employs a notary-b

Sway is a smart contract development language and programming environment designed for writing, compiling, and deploying secure blockchain programs. It serves as a type-safe language for building on-chain logic and a static analysis toolchain that validates contracts before they are executed on a network. The ecosystem provides a development environment focused on blockchain application logic and web3 backend engineering. It integrates a type-safe programming approach to reduce vulnerabilities and ensure reliable state transitions for decentralized services. The toolchain incorporates static

Erigon is an Ethereum execution client and blockchain archive node designed to maintain full or archive copies of the blockchain. It functions as a Proof-of-Stake validator, an Ethereum RPC server, and a network validator operation tool, providing the core infrastructure to validate blocks and secure the chain. The project distinguishes itself through high-performance storage and data distribution, utilizing a flat key-value state storage system instead of a Merkle Patricia Trie to increase read and write speeds. It employs BitTorrent-based data distribution for immutable historical blockchai

This is an educational resource that provides a comprehensive guide to blockchain and distributed ledger technologies, covering everything from fundamental concepts to practical deployment. The guide systematically explains the core architecture of blockchain systems, including consensus-based distributed ledgers, cryptographic hash chains, Merkle trees, and smart contract execution engines, while also detailing permissioned channel architectures and modular service platforms for enterprise use. The resource distinguishes itself by offering a dual-track learning path that serves both non-tech

This project provides the formal technical specifications and reference logic for the Ethereum proof-of-stake consensus layer. It defines the standards for block production, state transition rules, and the beacon chain logic required to ensure consistent network agreement. The implementation covers specialized mechanisms for chain security and efficiency, including fork-choice algorithms for canonical chain determination, committee-based signature aggregation, and KZG-based blob commitments for data availability. It also specifies the protocols for light client synchronization using sync comm

This project is a comprehensive educational curriculum designed to teach developers how to build, test, and deploy decentralized applications and smart contracts on Ethereum-compatible networks. It serves as a structured technical guide for mastering programmable logic, decentralized finance protocols, and the architecture required to create secure distributed systems. The course distinguishes itself by focusing on the integration of blockchain smart contracts with web frontends, enabling the creation of interactive applications that allow users to read and write data directly from distribute

Truffle is a development framework designed for the end-to-end lifecycle management of decentralized applications on the Ethereum blockchain. It provides a unified environment for developers to write, compile, test, and deploy smart contracts, serving as a comprehensive suite for managing the entire development process from initial code to network publication. The framework utilizes a command-line interface to automate core tasks, including the transformation of high-level source code into executable bytecode and the orchestration of contract deployments. By integrating a local virtual machin

Diem is a distributed ledger technology platform designed for the development of decentralized applications and the execution of programmable financial transactions. It provides a comprehensive framework for operating validator nodes that maintain ledger integrity through a Byzantine fault-tolerant consensus protocol, ensuring consistent state updates across a distributed network of participants. The platform distinguishes itself through a modular node architecture that decouples consensus, execution, and storage to facilitate scalability and maintenance. It utilizes a resource-oriented virtu

This project serves as a community-maintained repository of documentation for the internal application programming interfaces used by the Bilibili video platform. It provides a structured reference for developers to understand service endpoints, request parameters, and data structures that are not officially documented. The collection relies on reverse-engineered network traffic analysis to map how client applications communicate with backend infrastructure. By decoding these proprietary protocols, the project offers a unified interface that allows developers to build third-party clients, agg

Snapshot is a decentralized governance platform that enables DAOs and organizations to create and manage onchain voting systems. It supports both offchain signing and onchain execution, allowing votes to be submitted as signed messages to reduce gas costs while maintaining verifiability through onchain proposal execution on Ethereum and Starknet. The platform provides a modular strategy plugin system for voting power calculation and proposal validation, along with hierarchical space and role management for multi-tier governance structures. Snapshot distinguishes itself through several advance

This project is a comprehensive reference guide for computer science fundamentals, providing structured summaries of essential data structures and algorithmic principles. It serves as a technical resource for developers to review core programming concepts, memory layouts, and operational characteristics required for software development and technical assessments. The collection distinguishes itself by offering concise, implementation-focused documentation for a wide range of standard techniques. It covers the mechanics of various sorting and searching algorithms, graph and tree traversal stra

This project is a Rust SDK and client library for the Fuel blockchain. It serves as a smart contract development kit used to compile, deploy, and test blockchain contracts in both local and remote environments. The library includes a binding generator that creates type-safe Rust code from contract methods, ensuring compile-time safety for blockchain function calls. It also provides a local sandbox runtime to launch network nodes and simulate wallet activity for decentralized application testing. The toolset covers blockchain wallet management, transaction signing, and state querying through

This repository provides curated learning paths, structured courseware, and technical materials for mastering Go programming, container orchestration, and software architecture. It serves as a comprehensive educational resource for systems programming, focusing on language mechanics, memory safety, and high-performance backend design. The project distinguishes itself through a multi-modal instructional design that combines instructor-led workshops, project-based curricula, and competency-based certifications. It offers specialized guidance on building production-grade AI infrastructure, inclu

This project is a curated collection of C code implementation libraries and reference materials designed for learning the C programming language. It serves as a technical reference and study guide, providing a set of verified code samples that demonstrate core syntax and software patterns. The repository functions as a low-level programming study guide, focusing on the analysis of concrete implementations to teach memory management and hardware interaction. It organizes these materials into a modular structure, separating different language concepts into discrete files to facilitate the study

This project is a markdown-based personal knowledge base and digital learning journal used to store notes and summaries from books and technical literature. It serves as a reading summary repository and technical reference library for archiving key takeaways and insights from non-fiction and professional materials. The collection functions as a digital garden for curating insights from books, articles, and videos. It specifically focuses on distilling complex architectural patterns, technical concepts, and professional leadership principles into a searchable format for long-term reference. T

This is a list of projects which have curated tasks specifically for new contributors. These issues are a great way to get started with a project, or to help share the load of working on open source projects. Jump in!

This is the official repository for submitting and managing changes to the Laravel framework's documentation. It operates as an open source documentation platform where community contributions are organized through a versioned documentation structure, with each major or minor release maintaining its own set of documentation files. Documentation content is stored as plain Markdown files in a version-controlled repository, with changes tracked through Git commits and routed to specific branches that correspond to distinct release versions. Contributions are submitted via pull requests, enabling

This project is a guided instructional course and tutorial for learning version control, repository management, and collaborative workflows using GitHub. It serves as a practical introduction to branching, committing, and managing pull requests for software development projects. The curriculum includes specialized training on collaborative workflows, focusing on implementing peer reviews and formal merge processes. It also provides a step-by-step guide for creating customized personal profile pages using Markdown. The materials cover fundamental Git project management and the setup of collab

This is a structured, gamified learning resource for Git and GitHub. It guides learners through code versioning fundamentals using a progression of themed levels and achievements, covering everything from initial repository setup to advanced collaboration workflows. The material is organized around core Git concepts such as branch isolation, commit snapshots, pull request workflows, remote synchronization, and stash management, all supported by a structured glossary of versioning terms. The project distinguishes itself by teaching Git and GitHub workflows through a hands-on, achievement-based

This project is a comprehensive guide to Git version control standards and best practices. It provides a set of instructions for writing professional commit messages and managing repository history to ensure project maintainability. The documentation covers the standardization of commit messages through specific rules for mood, capitalization, and structural separation of subjects and bodies. It also includes guidelines for composing pull request summaries and cover letters to provide maintainers with necessary technical context and logic. The guide extends to repository security and history