Recently updated open-source projects

Purge helps reclaim Mac storage by scanning application caches, system junk, and developer artifacts from tools such as Xcode, Homebrew, npm, Docker, and project build folders. A separate large-file view searches common personal folders with size, age, type, Quick Look, and Finder controls. Deletions go to the Trash by default rather than being permanently erased.

LangChain4j-AIDeepin is a self-hostable web platform for teams building intelligent business assistants. It combines multi-character chat, image generation, RAG knowledge bases, visual workflows, MCP tools, speech input and output, and conversation memory, with separate admin and user interfaces plus REST APIs. Docker deployment is documented, while supported capabilities vary across model providers.

GRACE Marketplace distributes a contract-first set of AI engineering skills plus an optional CLI; it is not a standalone end-user application. The workflow anchors planning, implementation, verification, review, and refactoring in shared XML artifacts for requirements, technology choices, development plans, verification evidence, and a knowledge graph. The skills target Claude Code, Codex CLI, and Kilo Code, while the CLI mainly adds integrity checks and module navigation around the same artifacts.

Medusa Agent Skills packages framework conventions into task-focused plugins for AI coding agents. The plugins cover backend, admin, and storefront development, an interactive tutorial, ecommerce storefront practices, and Medusa Cloud management through its CLI. Claude Code users can install from the plugin marketplace, while other agents can copy skill directories and optionally configure related MCP assets. The collection is specifically for Medusa and guides an agent toward established architecture; it does not replace the application runtime or cloud account.

Appsmith is an open-source low-code platform for creating internal applications such as admin panels, dashboards, and operational tools. Connect existing databases or APIs, assemble the interface, and deploy the result for your team without building every screen from scratch. You can use the hosted cloud service or run Appsmith in your own environment through options such as Docker, Kubernetes, or an AWS image.

Gogs lets individuals and teams host Git repositories through a standalone binary on Linux, macOS, Windows, and ARM systems. It covers repository and organization management, SSH and HTTP access, issues, pull requests, wikis, mirroring, and webhooks, with PostgreSQL, MySQL, MariaDB, or SQLite as storage options.

DeepBot is a desktop AI assistant for coordinating business and personal workflows through multiple isolated agent sessions. It can run tasks in parallel, retain memory, schedule recurring work, compose reusable skills, and use tools for files, commands, browsers, documents, media, and messaging. Feishu, WeChat, and WeCom integrations map conversations to independent sessions for cross-platform workflows. File and command operations are checked against a path whitelist, while external connectors require the relevant application credentials and access policies.

KnowNote turns local documents and notes into a desktop knowledge base that users can chat with, summarize, and reason over through retrieval with source traceability. It avoids Docker and server setup while allowing private or self-managed providers such as OpenAI-compatible services, DeepSeek, and Ollama. Windows and macOS are supported. The project is still at an early stage, so its core workflow works but some areas remain rough.

NextAI Translator works as a browser extension and a desktop app for Windows, macOS, and Linux. It can translate selected text or screenshots, polish writing, summarize content, and organize vocabulary across many languages. The app relies on a supported LLM provider, so users need to supply a compatible OpenAI, Azure OpenAI, or other available API key.

extract-design-system analyzes a public webpage for colors, typography, spacing, border radii, and shadows, then writes raw and normalized data plus W3C-compatible JSON tokens and CSS custom properties. The workflow is available as an agent skill, standalone CLI, and MCP server. It is intended to create reviewable starter tokens, not a component library or pixel-perfect clone. Extraction is single-page and public-site only, and dynamic or protected pages may produce incomplete results.

AEGIS Desktop is a Windows client for operating an existing OpenClaw environment through a dedicated graphical interface. It combines multi-tab chat, voice sessions, agent management, cron jobs, cost analytics, configuration, terminal access, plugins, files, and memory tools. The app is only a frontend: AI execution and data remain in a local or remote OpenClaw Gateway, so users need a working gateway before the desktop client becomes useful.

AppPorts moves large applications out of `/Applications` onto an SSD, SD card, or network storage while leaving a small launcher stub in the original location. Apps can still appear and launch normally through Finder and Launchpad, and the utility selects different strategies for native apps, self-updating software, suites, and supported App Store apps. It can also flag broken links when a drive is unavailable. System apps and running apps are blocked from migration, and the current download is not signed with an Apple Developer ID, so macOS may require manual quarantine removal.

Codex Usage Tracker reads the JSONL logs already stored on your machine, indexes aggregate call, thread, cache, and supporting evidence into SQLite, and exposes the results through a localhost dashboard, CLI, and MCP tools. You can filter costly or low-cache calls, inspect thread-level drain, and ask Codex to explain usage patterns. Indexed content remains local, while generated reports and support bundles omit it by default. The project is independent and not affiliated with OpenAI.

Excalidraw-CN adapts Excalidraw for Chinese handwriting-style fonts and multi-canvas drawing, making sketches and diagrams look more natural in Chinese. The repository can still be run locally for development, but its original online version is deprecated. The maintainer says the project has been fully upgraded into ReveZone, which now provides the recommended web and desktop experience with broader file management and custom-font support.

ByteChef combines AI-agent orchestration, application connectors, and workflow automation in a visual environment. Users configure models and tools, then connect them with conditions, loops, parallel branches, schedules, webhooks, and other triggers; connectors can also serve as agent or MCP tools. Docker Compose runs the application with PostgreSQL for self-hosting. The community edition includes the core editor, agents, workflows, and connectors, while workflows exposed as APIs and Git-native management are reserved for the enterprise edition.

rgitui is a cross-platform desktop Git client with tabs for multiple repositories and visual views for the commit graph, unified or side-by-side diffs, file history, blame, and reflog. Users can stage at file, hunk, or line level and perform branch, remote, stash, worktree, conflict-resolution, and interactive-rebase operations; Gemini-based commit drafting is optional. The project is in early active development, release binaries are unsigned, and macOS builds are explicitly experimental.

Google Calendar MCP Server lets an AI assistant query multiple accounts and calendars together, detect conflicts, check free or busy time, and create, update, delete, search, or respond to events, including recurring ones. It can also derive events from images, PDFs, or web links, and administrators may expose only selected tools. Setup requires a Google Cloud project with the Calendar API enabled, desktop OAuth credentials, and an initial browser authorization; test-mode tokens normally expire after seven days.

Lotion wraps Notion in an unofficial desktop application with multiple tabs, themes, spell checking, and desktop integration. Its primary audience is Linux users who want a dedicated Notion workspace rather than another browser window, although macOS and Windows builds are also published. The macOS release is unsigned and may trigger Gatekeeper warnings, while Windows support is described as best effort, so users on those platforms should expect extra setup or rough edges.