30 open-source projects similar to obsidian-tasks-group/obsidian-tasks, 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.
todo.txt-cli is a terminal-based productivity system and command-line interface for managing task lists stored in plain-text formats. It serves as a text-file workflow automator that organizes work using simple text files and markers for priorities, projects, and contexts. The tool enables the automation of task workflows through the execution of external shell scripts and custom actions. It supports a minimalist workflow by allowing users to filter, edit, and archive tasks without leaving the terminal. Its capabilities cover the full task lifecycle, including entry creation, prioritization,
Neovim Orgmode is a task management and note-taking environment for Neovim that functions as a plain-text task manager and personal information manager. It uses hierarchical outlining, status states, and tags within simple text files to organize projects and personal workflows. The system incorporates a Tree-Sitter document parser to enable precise manipulation of document hierarchies. The project distinguishes itself through a modular Lua editor extension architecture that provides programmatic interfaces for automating document workflows. It features state-based agenda generation to aggrega
This project is a self-hosted personal information manager and private dashboard. It serves as a centralized web application for aggregating personal data, including finances, schedules, contacts, and goals, within a private database. The system functions as an encrypted password manager for secure credential storage, a personal finance tracker for monitoring spending and product prices, and a personal knowledge base for categorized research, notes, and travel plans. It also maintains a historical record of personal achievements and life accomplishments. The application provides tools for pe
This is an Android productivity application for managing tasks and subtasks. It functions as a cross-platform task manager and synchronization tool, utilizing the CalDAV protocol to mirror task lists, tags, and reminders across multiple devices and external servers. The application is distinguished by its location-based reminder system, which uses geofencing to trigger notifications when a user enters or leaves specific geographic areas. It also features a markdown-based text editor for structuring task descriptions and a dedicated integration for Wear OS that allows task tracking and control
This project is a documentation theme for the VuePress static site generator, serving as a knowledge base framework and a markdown blog theme. It enables the creation of structured knowledge bases and personal blogs by transforming markdown files into a professional, searchable website. The theme is distinguished by its hierarchical organization system, which arranges content in a book-like format to manage large volumes of information. It includes a multi-dimensional indexing system designed to locate specific information quickly within a large repository. The framework supports digital gar
TodoApp is a task management web application designed for organizing and tracking pending items. It consists of a web-based interface and a REST API backend that handles business logic and data requests. The system includes an OAuth 2.0 identity provider for user authentication via passwords and external social providers, as well as an API gateway proxy that routes traffic from the frontend to the backend to prevent cross-origin resource sharing issues. Operational capabilities cover system observability through OpenTelemetry for collecting logs and metrics, request rate limiting to maintain
Planify is a task management application and productivity suite designed for organizing to-do lists and schedules. It functions as a desktop tool for personal task management, featuring a visual calendar for planning deadlines and tracking daily productivity. The project integrates cloud synchronization to maintain data consistency across multiple devices. It also includes a natural language interface that acts as a documentation assistant, utilizing an API to retrieve answers and excerpts from technical content. The application covers a broad range of organizational capabilities, including
Nullboard is a local-first productivity tool and browser-based note organizer. It functions as a Kanban task board for tracking workflows and organizing tasks into draggable notes and lists within a minimalist interface. The project features a customizable Kanban UI that allows users to adjust visual preferences, including themes, font families, font sizes, and layout widths. The system manages data through local browser storage for offline access, supplemented by board file imports and exports and token-based remote synchronization for backups. It includes a revision-based undo system for
This project is a self-hosted calendar application designed for personal information management and collaborative team scheduling. It functions as a centralized platform for tracking time-based commitments, managing shared calendars, and coordinating appointments through the standard protocol for calendar data exchange. The application distinguishes itself by integrating automated scheduling tools, such as public booking links and availability windows, which allow external participants to reserve time slots without manual coordination. It supports complex team environments by providing real-t
This is a native macOS utility that serves as a menu bar client for Apple Reminders. It synchronizes with the system task database to allow users to view, create, and manage reminders directly from the system tray. The application is distinguished by a natural language task processor that extracts due dates, lists, and tags from unstructured text to automate reminder creation. It also features a global hotkey system, enabling the task interface to be triggered instantly via a keyboard shortcut from any active window. The tool provides broader productivity capabilities including task search a
Flow-dashboard is a centralized personal productivity and knowledge management platform designed to track habits, manage tasks, and aggregate data from disparate sources. It functions as a personal analytics engine that stores records in a relational database, allowing users to visualize behavioral patterns and progress toward long-term goals through detailed charts and reports. The system distinguishes itself through a conversational interface that enables users to interact with their data using natural language commands. By integrating with external services, it synchronizes activity logs,
Neo4j is a native graph database management system designed to store and query highly connected data using a property-graph model. It provides an ACID-compliant transaction engine that ensures data integrity, supported by a distributed cluster architecture that maintains causal consistency across nodes. Users interact with the system through a declarative query language, which allows for complex pattern matching and path traversal without requiring manual traversal logic. The platform distinguishes itself through its hybrid approach to data retrieval, combining traditional graph-based queries
SurrealDB is a multi-model database engine designed to store and query document, graph, relational, and vector data within a single ACID-compliant platform. It functions as an AI-native data store, integrating vector search, graph traversal, and machine learning model execution directly into its query layer. By providing a unified declarative query language, the platform eliminates the need for external middleware to synchronize data across different storage models. The platform distinguishes itself through its ability to manage agent memory and complex workflows natively. It allows developer
CodeQL is a semantic code analysis engine and vulnerability scanning tool that treats source code as data. It utilizes a static analysis query language to define complex patterns and security vulnerabilities within a code graph database. The system represents source code as a relational database, enabling the execution of structural queries and data flow analysis. This approach allows for the detection of security flaws and coding errors across large-scale repositories. The tool provides capabilities for automated code auditing, static analysis security testing, and custom vulnerability dete
YDB is a distributed SQL database and analytical engine designed for horizontal scalability and strong consistency. It functions as a multi-model system that supports transactional and analytical workloads through a distributed architecture providing serializable ACID transactions. The system is distinguished by its broad protocol compatibility, implementing the PostgreSQL wire protocol for standard SQL drivers and the Kafka protocol for messaging and streaming. It further serves as a vector database, supporting vector indexes and approximate nearest neighbor searches for semantic search and
TypeDB is a strongly-typed graph database and knowledge graph management system. It serves as a multi-model data store that unifies relational, document, and graph structures into a single environment, functioning as both an ACID compliant database and a declarative query engine. The system distinguishes itself through the use of n-ary hypergraph modeling and polymorphic type hierarchies. It employs a strongly-typed schema to enforce structural rules and validate data integrity, allowing for type-based polymorphic inference and role-based interface polymorphism to resolve complex relationship
This project is an interactive learning resource and tutorial for implementing the Apollo GraphQL client. It provides a guided instructional experience to teach frontend data management, specifically focusing on how to connect web applications to GraphQL data sources. The platform uses a sequenced path of hands-on lessons and interactive code walkthroughs. These modules combine instructional text with executable code blocks to demonstrate real-time API behavior and the integration of GraphQL into frontend frameworks. The curriculum covers the use of declarative queries and schema-driven data
Silver Bullet is a local-first, bidirectional Markdown wiki that functions as a Lua-scriptable note-taking platform with an embedded declarative query language. It treats a single folder on your device as the root workspace, monitoring that directory for file changes via a native file-system watcher to keep its in-memory index and user interface synchronised in near real-time. Notes are parsed into a live-preview Markdown AST that re-renders only changed nodes as you type, and the application builds a directed graph of internal hyperlinks from each note’s content to support bidirectional navig
This project is a vulnerability search engine and security knowledge base designed to collect and index public security disclosures. It functions as a vulnerability database crawler that extracts technical reports and security flaws from websites to create a searchable local archive. The system utilizes a security knowledge indexer and a full-text inverted index to convert unstructured crawled data into a structured format. This allows for keyword-based information retrieval, enabling the location of specific security flaws and technical details through a dedicated search interface. The plat
Backlog.md is a local-first project tracker and Markdown task manager that stores project data as plain text files in a local folder. It functions as a command-line interface tool for creating and organizing tasks and as a Kanban board visualizer that renders these task lists into interactive web and terminal interfaces. The project serves as an AI agent workflow orchestrator, providing a protocol that allows AI assistants to decompose high-level ideas into actionable tasks and implementation plans. It ensures a standardized definition of done by automatically applying reusable, project-wide
This project is a multi-model database system designed to store and manage information as documents, graphs, and key-value pairs within a single engine. It functions as a graph database and knowledge graph platform, providing the infrastructure to build, query, and visualize structured data models. By integrating vector search capabilities, the system serves as a vector database that supports retrieval-augmented generation for artificial intelligence applications. The platform distinguishes itself through a unified query language that allows users to perform document lookups, graph traversals
Notable is a local-first markdown note taking application and document manager. It functions as a personal knowledge base that persists notes as plain text files on the local disk to ensure data portability and user ownership. The application provides a markdown editor featuring a split-pane live preview for real-time rendering of content, including mathematical expressions and diagrams. Information is organized through a hierarchical tagging system that allows for nested labels and multi-dimensional categorization. The software includes tools for bulk note management to apply operations acr
Blossom is a self-hosted, containerized note-taking application designed for private knowledge management. It functions as a centralized repository for personal documentation, allowing users to maintain full ownership of their data by hosting the platform on their own server infrastructure. The application centers on a markdown-based productivity workflow that synchronizes plain-text files across multiple devices. By utilizing a local-first state management model, it ensures immediate interaction with files while asynchronously reconciling changes through a private server backend. This approa
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 collection of web development exercises and application concepts designed to help developers practice and improve their technical proficiency. It serves as a curated resource for building diverse software projects, ranging from simple utility tools to complex, interactive web applications that demonstrate core programming and interface design skills. The repository distinguishes itself by providing a wide array of practical implementation challenges that cover the full spectrum of frontend and full-stack development. Users can engage with tasks that require man
Topsi is a desktop application designed for project management and task tracking. It provides a visual interface for organizing workflows and monitoring progress through customizable status columns and boards. The application operates on a local-first model, storing all project data in a local database file to ensure functionality without an internet connection. By utilizing a native desktop container, it provides a dedicated environment for managing tasks while maintaining data privacy and control. The software supports standard project management capabilities, including the ability to trac
Foam is a personal knowledge management system that organizes information into a navigable web of interconnected markdown files. It functions as a knowledge graph tool, utilizing wiki-style bidirectional linking and metadata to track relationships between documents and concepts. By storing data in standard text files, the system ensures long-term portability and compatibility with external tools. The platform distinguishes itself through its integrated visualization and automation capabilities. It generates graphical maps of file connections to help users identify patterns and discover relati
This repository serves as the official registry index and metadata repository for the Obsidian knowledge management application. It functions as a centralized directory that tracks and verifies community-developed plugins and themes, providing the structured data necessary for users to discover and install software add-ons directly within the application interface. The platform operates on a decentralized distribution model where the registry acts as a discovery layer rather than a host for extension files. By utilizing a manifest-driven approach, the system maintains versioning and compatibi
Cheat is a command-line cheatsheet manager and terminal reference tool used for creating and viewing searchable, interactive guides. It functions as a plain-text knowledge base that organizes technical notes and command snippets through a hierarchical directory structure and metadata tags. The tool provides context-aware note management by discovering and displaying project-specific documentation based on the current working directory. It allows for the creation of a personalized collection of reference files that can be retrieved directly within a shell environment to assist with command opt
Boostnote is a local-first note management system and markdown text editor designed for personal knowledge management. It functions as a desktop application that reads and writes markdown files directly to the local disk, allowing for the creation of a searchable personal knowledge base and digital garden. The application provides a writing interface that renders markdown syntax in real time. It is used to organize fragmented information, maintain project documentation, and author structured technical guides.