"Connecting OpenAI Codex with antigravity concepts or technology" matching MCP servers:

Enables AI models to search and read Notion pages by keyword or ID, allowing users to retrieve workspace content like meeting notes through natural language. It supports integration with Antigravity and Gemini to provide seamless access to Notion document data.

Provides curated long-term memory for Codex CLI via MCP, with Markdown-based storage, deduplication, and decay-based forgetting.

Enables Codex to interact with Google NotebookLM, allowing it to list notebooks, add sources, ask questions, and generate audio overviews.

Enables Codex to search, create, and organize notes in Simple Sticky Notes 6.9 on Windows via MCP, with support for rich text formatting and safe write operations.

MCP server for browsing Obsidian-compatible Markdown vaults, searching notes, viewing backlinks and knowledge graphs, and adding selected content to chat context.

Enables AI clients to read PDFs and selections from Zotero, edit Better Notes in real time, and synchronize Markdown notes.

Local-first MCP server for working with an Obsidian vault. No API key required

MCP server for Obsidian vaults — multi-brain manager with templates, persistent registry, search, CRUD, frontmatter, wikilinks and context bundling. Works with Hermes Agent and Claude Code simultaneously.

Enables notes management, weather and news search, document ingestion and RAG-based semantic search using GroundX, with OpenAI GPT integration for summarization and completions.

Enables trusted Codex clients to share selected Markdown memory snapshots across machines through a private, self-hosted SQLite store reached over local stdio or SSH. Exposes tools to list, read, and search shared memory and to add append-only cross-machine notes, while keeping a read-only offline cache available when the server is unreachable.

Custom MCP server for NotebookLM that adds audio source upload, YouTube source ingestion, source readiness polling, and transcript export, complementing standard Q&A and audio overview tools.

A demo MCP server that enables users to interact with various tools through natural language, including note management, weather queries, calculations, file operations, and shell commands. Uses Ollama for intent detection and structured command parsing from free text input.

Enables semantic search and reading of Obsidian Markdown notes through read-only MCP tools, allowing Claude to retrieve relevant passages from a local vault.

A comprehensive MCP server for CalDAV calendar management, supporting multi-account CRUD operations, recurring events, tasks, journals, and advanced search.

A Model Context Protocol server that implements a simple notes system, allowing users to create, list, and summarize text notes.

Enables turning conversations into prioritized, trackable actions with dates and natural time hints, while preserving original context as private online notes.

Connects Claude Desktop to your Obsidian vault, enabling reading, writing, searching, and organizing notes locally.

Enables Gemini CLI and other AI assistants to manage todos (create, read, update, delete, filter) through natural language commands via the Model Context Protocol.

Self-hosted personal knowledge graph running on Cloudflare, connecting to Claude as an MCP server for capturing atomic concepts and cross-domain analogies.

Provides full access to Hookmark on macOS, enabling users to create and manage bidirectional links between files, URLs, emails, and notes. It supports searching bookmarks, connecting items, and retrieving links from active applications through natural language.