30 open-source projects similar to purocean/yn, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
Editor.md is an embeddable Markdown editor component for web applications that provides a real-time, dual-pane live preview alongside the raw source as the user types. It is designed as a plugin-based Markdown editor with a plugin architecture for extending functionality through custom modules, and it supports rendering LaTeX mathematical expressions using KaTeX as well as converting flowchart and sequence diagram syntax into visual diagrams within the preview. The editor distinguishes itself through its plugin-based extension system, which allows loading additional functionality through exte
Vditor is a browser-based Markdown editor and rendering engine that supports multiple editing interfaces, including a visual rich-text experience, instant rendering, and a traditional side-by-side split-view preview. It serves as an authoring tool for technical documentation and a component for web-based editor integration. The project is distinguished by its support for complex technical content, utilizing specialized rendering for mathematical formulas, flowcharts, sequence diagrams, and mind maps. It also functions as a collaborative document review tool, enabling users to attach anchored
This project is a Vditor-based markdown editor designed for online writing and formatting. It provides a visual editing environment featuring instant rendering and split-screen previews for authoring markdown content. The editor includes specialized tools for generating slide-based presentations using structural separators and embedding technical diagrams, such as flowcharts, Gantt charts, and sequence diagrams. It also functions as a document converter, capable of transforming HTML into markdown and exporting files to PDF, Word, and image formats. The system manages document state through l
Macdown is a markdown text editor and HTML renderer designed for structured document composition. It provides a workspace for writing in lightweight markup syntax while simultaneously generating a live HTML preview of the rendered output. The editor distinguishes itself through a programmable interface, offering a command line utility to open files or pipe text directly into the application. It further supports extensibility via a plugin system that allows for the addition of custom features and functional modules at runtime. The application handles technical documentation requirements inclu
Blinko is a personal knowledge management system and an LLM-powered knowledge base that enables users to capture and organize thoughts through a bi-directional knowledge graph. It functions as a RAG-enabled note-taking application and a self-hosted Markdown editor, allowing for the creation of permanent documentation and fleeting notes. The project distinguishes itself by integrating retrieval-augmented generation to provide conversational querying and AI-powered analysis of private document libraries. It supports both cloud-based and local AI model integration, enabling users to perform sema
This project is a collection of standardized markdown layouts and component libraries used to organize project documentation, user profiles, and technical diagrams. It provides predefined templates for creating professional GitHub profile pages and structured documentation for open source projects, including guides for installation, usage, and contribution. The library features specialized templates for rendering flowcharts and sequence diagrams using text-to-visual syntax. It also includes a system for integrating dynamic profile statistics and status cards that automatically display user co
This project is a website theme for Hugo designed to transform Markdown files into professional academic portfolios, including CVs and publication lists. It functions as a static site template and portfolio builder, enabling the creation of researcher profiles and technical blogs. The framework includes a specialized publication manager that automatically generates individual research pages and citations by importing BibTeX files or DOI references. It also features a dedicated LaTeX mathematics renderer to display technical notation and equations across the site. The system supports a broad
CKEditor 5 is a modular rich text editor framework and JavaScript UI component used to build customizable visual editors. It serves as a system for generating HTML or Markdown content, providing both full rich-text editor components and restricted inline editor components for web applications. The framework includes a collaborative editing engine for real-time simultaneous editing, change tracking, and threaded commenting. It features an AI text assistant for polishing, rewriting, and generating content, as well as a document export engine that transforms rich text into PDF and Word files. T
Trilium is a hierarchical personal knowledge base and digital garden tool designed to organize information into a tree of linked nodes. It functions as a JavaScript programmable wiki and a self-hosted note server, allowing users to maintain a private database of documents synchronized across multiple devices. The platform distinguishes itself through an embedded scripting engine for automating tasks and a REST API that exposes internal data and actions to external tools. Users can further extend the system by modifying the user interface layout and styling through a custom theme engine. The
CKEditor 4 is a browser-based WYSIWYG rich text editor that enables users to create and format HTML content directly in the browser. It operates on a plugin-based architecture with a configurable toolbar system, DOM-based content editing, and an event-driven lifecycle, all delivered through a CDN-based distribution model. The editor supports skin-based theming and includes a legacy plugin compatibility layer for backward compatibility. The editor distinguishes itself as a cross-platform framework that integrates natively with Angular, React, Vue, Electron, Android, and iOS environments. It of
TagSpaces is an offline-first file tagging and organization platform that lets you manage local files with portable metadata stored directly in filenames or sidecar JSON files, eliminating the need for a central database. It functions as a full-text file search engine, a Kanban board file organizer, a local AI file assistant, an S3-compatible cloud file manager, and a web clipper and bookmark manager, all within a single application. The project distinguishes itself through a local-first architecture where all file operations, indexing, and AI processing run entirely on the device, with cloud
This project is a web-based markdown editing component designed for integration into Vue applications. It provides a text input interface for creating and modifying markdown content, featuring real-time rendering and a live preview that transforms source text into formatted HTML. The editor is built on a modular framework that supports custom plugins and visual themes, allowing developers to extend core functionality and align the workspace appearance with host application designs. It utilizes a standardized hook architecture to enable these extensions, ensuring that the editing environment c
nb is a command-line note manager and personal knowledge management system that organizes plain-text documents and web bookmarks. It functions as a Markdown knowledge base, allowing users to create a structured collection of information through a shell-scripted interface. The system uses Git for versioning and synchronization, tracking full revision history and enabling the sync of notebooks across multiple devices via remote repositories. It provides security for sensitive data through AES-256 or GPG encryption and supports document conversion into various publishing formats using the Pandoc
Marktext is a cross-platform desktop application designed for markdown document authoring and structured note-taking. It functions as a WYSIWYG text processor, providing a distraction-free interface that renders formatted content in real-time while hiding the underlying markup syntax. The application utilizes a multi-process architecture that separates system integration from the user interface, ensuring consistent performance across Windows, macOS, and Linux. By employing a custom editor core built on native browser capabilities and a structured syntax tree, it manages complex document eleme
MarkEdit is a high-performance Markdown text editor and document navigator. It provides a scriptable editing environment that supports side-by-side HTML rendering for real-time formatting previews. The editor is distinguished by a multi-caret engine that enables rectangular block selections and simultaneous modification of multiple text ranges. It allows for extensive interface and functional customization through external CSS stylesheets and the integration of system-level scripts to automate repetitive tasks. The application includes tools for managing large documents, such as content bloc
Cherry Markdown is a web-based Markdown editor and parsing engine that converts markup text into sanitized HTML with a real-time synchronized preview pane. It functions as a rich text interface and WYSIWYG tool, providing a system for transforming markup strings into HTML documents or portable formats. The project distinguishes itself through high-performance rendering and a flexible extensibility model. It uses virtual DOM diffing and partial rendering to maintain responsiveness in large documents, and it allows for the creation of custom parsing rules and specialized HTML components via a p
StackEdit is a browser-based Markdown editor designed for structured document authoring and collaborative content creation. It functions as an offline-first web application, allowing users to maintain full access to their documents and editing tools without an active internet connection, with changes automatically synchronized once connectivity is restored. The platform distinguishes itself through its support for real-time multi-user collaboration, utilizing operational transformation to merge concurrent edits from multiple participants. It features a modular architecture that supports speci
Dillinger is a browser-based Markdown HTML5 editor designed for real-time text editing and visual rendering. It functions as a cloud-synced writing tool that transforms markup syntax into live HTML previews, utilizing OAuth-integrated authentication to connect users with third-party services. The project distinguishes itself by integrating cloud document synchronization with external storage providers and offering direct publishing capabilities to platforms such as Medium. It also includes a dedicated Markdown-to-PDF converter for generating professional documents and a focus mode to create a
VNote is a native C++ desktop application designed as a Markdown note-taking platform and digital knowledge base. It provides a high-performance environment for organizing, editing, and structuring information using a Markdown-based content model. The application distinguishes itself with a Vi-style input mode for text navigation and a system of priority-based event hooks for extensibility. It further supports customization through CSS-based theme styling and global hotkey mapping. Broad capabilities include personal knowledge management via full-text and tag search, digital mind mapping, an
Mermaid is a text-to-diagram rendering engine that transforms markdown-inspired text definitions into visual flowcharts, sequence diagrams, and Gantt charts. It functions as a markdown-based diagramming tool designed to keep technical documentation synchronized with development by defining visuals as plain text. The engine utilizes a sandboxed rendering process, executing diagram generation inside isolated frames to prevent malicious scripts embedded in user text from executing in the browser. The system handles client-side text transformation and domain-specific language parsing to map text
Notable is a local-first markdown note-taking application designed for managing personal knowledge bases. It functions as a document management system that stores all notes and attachments as plain text files directly on the local disk, ensuring data ownership and compatibility with external file-system tools. The application prioritizes a keyboard-centric workflow, utilizing a command-palette-driven interface to facilitate rapid navigation and content manipulation. It provides a distraction-free writing environment that allows users to hide interface elements, helping to maintain focus while
Streamdown is a streaming markdown renderer for React that transforms incoming markdown text into sanitized HTML in real time, handling incomplete blocks as they arrive. It parses GitHub-Flavored Markdown syntax including tables, task lists, and footnotes, and renders LaTeX math expressions using KaTeX, Mermaid diagrams as interactive SVGs, and code blocks with Shiki-based syntax highlighting supporting over 200 languages with dual light and dark themes. The renderer includes an XSS-safe HTML sanitizer that strips dangerous tags and validates URLs to prevent injection attacks. What distinguis
Beautiful Jekyll is a ready-to-use Jekyll theme designed for building a personal website or blog and publishing it on GitHub Pages with minimal configuration. It transforms Markdown content into a fully styled static website, providing a complete static site generator theme that handles blog posts, tags, and navigation through a clean, mobile-first design. The theme distinguishes itself through extensive configuration and extensibility options, allowing users to customize color schemes, navigation menus, page layouts, and social links without modifying core files. It supports multiple comment
Pymdown-extensions is a collection of functional enhancements designed to extend the capabilities of standard Markdown processors. It functions as a Python-based library that integrates into the document conversion pipeline to support complex layouts, rich formatting, and specialized content structures. The library distinguishes itself through a modular extension pipeline that allows for advanced syntax transformation and configurable attribute processing. By hooking into the parsing lifecycle, it enables the creation of structured containers, the embedding of binary assets, and the dynamic i
Tolaria is a markdown knowledge base manager and bidirectional note linking system. It functions as an integrated environment for organizing notes and structured data, utilizing YAML frontmatter and wikilinks to establish relational mappings between documents. The project distinguishes itself by integrating language model capabilities directly into the editor for content generation and analysis. It further combines prose with structured data through a markdown spreadsheet editor that renders CSV-formatted files as interactive grids with formula support and cross-sheet referencing. The platfo
QOwnNotes is a desktop note editor that stores each note as a plain-text Markdown file on the local filesystem, avoiding proprietary formats and enabling direct file access. It functions as a Nextcloud Notes client, syncing notes and metadata with Nextcloud or ownCloud servers through a companion API service for versioning and sharing. The application also integrates with AI providers and exposes a local MCP server for external agents to search and fetch notes, and includes a companion browser extension for capturing web content, bookmarks, and screenshots. The editor distinguishes itself thr
:ocean: 一款 Material Design 风格的 Hexo 主题 / An elegant Material-Design theme for Hexo
Fastpages is a static site generator designed to convert Jupyter Notebooks, Markdown files, and Word documents into a formatted technical blog. It transforms these diverse source formats into a complete website consisting of flat HTML files that can be hosted on simple web servers without a database or active backend. The platform is tailored for collaborative technical writing by integrating community commenting systems, shared page annotations, and badges that allow readers to execute code in external environments. The system provides extensive controls for technical content, including the
This project is a static site generator designed for personal knowledge management and technical documentation. It transforms collections of markdown files into a searchable, responsive website, providing a framework for organizing interconnected notes and long-term information storage. The system distinguishes itself through its focus on networked content, utilizing automated link parsing to establish bidirectional connections between documents. It enhances the reading experience with interactive features such as visual graph representations of note relationships, hover-based content preview
al-folio is a Jekyll academic theme and portfolio generator designed for researchers and professors to build professional homepages, lab sites, and research profiles. It functions as a system for creating a digital academic identity, combining a website template with tools for scientific and academic publishing. The project distinguishes itself through specialized scholarly workflows, such as automated publication lists and bibliography management driven by BibTeX files. It provides specific layouts for digital academic CVs, research portfolios, and the rendering of mathematical expressions a