Best AI Memory Layers for Hermes Agent

Graphify serves as an innovative open source knowledge graph engine that converts diverse inputs such as code, documentation, research papers, meetings, images, browser tabs, and commits into a single, navigable graph with full recall capabilities. Designed to function as a persistent memory for AI coding assistants, it empowers tools like Claude Code, Codex, OpenCode, Cursor, Gemini CLI, GitHub Copilot CLI, Aider, Factory Droid, Kimi Code, Kiro, Pi, and Google Antigravity with a queryable grasp of a project, thereby eliminating the need for them to continuously search through files. Users can direct Graphify to any directory, where it generates an initial corpus through AST extraction, semantic analysis, and Leiden clustering, effectively converting an entire codebase or document collection into a comprehensive graph in a single operation. Unlike traditional RAG pipelines that require re-embedding for every modification, Graphify sustains a dynamic graph that only updates the affected nodes and edges when files are altered, allowing the remainder of the corpus to remain stable even at an enterprise scale. This capability not only enhances efficiency but also facilitates seamless collaboration among various AI tools, significantly improving the overall workflow for developers and researchers alike.

MemPalace is a storage and retrieval system that prioritizes local-first principles for AI workflows, ensuring that users retain control over their conversations while providing AI with a form of memory. Instead of summarizing dialogues, it stores them in their entirety and organizes this information into a navigable "palace" structure, drawing inspiration from the classical memory palace method. Users can categorize conversations into designated wings based on individuals, projects, or themes, while utilizing rooms and drawers to facilitate easy access and retrieval of information. This system is tailored for those who value ownership of their words, featuring local-first storage, no telemetry, and a strong emphasis on privacy by keeping all memory on the user's device. Additionally, MemPalace enhances AI functionalities through MCP tooling, which includes features for reading and writing within the palace, performing knowledge-graph operations, navigating across wings, managing drawers, and maintaining agent diaries. Ultimately, MemPalace serves as a bridge between user agency and AI memory, creating a seamless experience that respects personal privacy.

OpenViking is an open-source context database tailored for AI agents, utilizing a file-system architecture to streamline the management of memories, resources, and skills. Rather than viewing context as disjointed pieces in a fragmented vector store, OpenViking consolidates agent context into a virtual file system through the viking protocol, allowing agents to effectively store, navigate, retrieve, and observe the necessary information. This system is designed to alleviate the burdens of manual context management for developers, offering agents a simplified interaction model akin to file operations. Furthermore, OpenViking facilitates hierarchical context loading, semantic and recursive retrieval, session management, metrics tracking, and observability, enabling AI agents to efficiently access pertinent information without overwhelming prompts. By adopting this approach, developers can enhance the efficiency and effectiveness of their AI systems.

Memmy serves as a local-first AI memory framework that ensures all AI tools maintain a unified representation of the user. Designed for individuals who frequently collaborate with multiple assistants, it seamlessly interprets authorized collaboration histories from platforms like Cursor, Claude, and Codex, transforming disjointed dialogues, user preferences, project details, technical choices, achievements, and common challenges into an organized memory system. The workflow consists of three distinct phases: Scan reviews chosen histories stored on the user's device; Organize processes and refines the information by deduplication, categorization, and indexing; and Inject provides the active AI with only the most pertinent memories through targeted, real-time matching rather than overwhelming it with excessive data. This intelligent structure enables users to shift between tools effortlessly while retaining context, consolidate discussions held with various agents, document recent choices made, maintain writing styles, and proceed with tasks that are yet to be completed, all of which enhances productivity. As a result, users can navigate their work with greater efficiency and less disruption.

past.dev provides a memory API designed for developers who are creating AI agents and applications with long-term memory capabilities. This service allows applications to submit timestamped text from various sources such as conversations, emails, meetings, support records, CRM notes, and documents, from which it extracts memories and delivers ranked results along with corresponding dates and excerpts from the original data. The API includes features for ingestion, bulk ingestion, memory recall, deletion, project and identity management, as well as audience-specific access controls and webhooks. Developers have the option to connect via JSON endpoints or secure Model Context Protocol servers, and can enhance their experience with companion plugins compatible with tools like Claude Code, Codex, Cursor, JetBrains IDEs, and Hermes Agent. As a managed cloud solution, it provides a user-friendly console for managing API keys, monitoring usage, and reviewing request logs; additionally, it offers enterprise deployments that can be hosted on a customer's AWS, Google Cloud, or Azure account. This innovative platform is particularly beneficial for software teams looking to integrate lasting, source-based memory into their AI agents and applications, thereby enhancing the overall functionality and user experience. Ultimately, past.dev aims to facilitate smarter interactions and improve knowledge retention in AI-driven systems.

Vity serves as a personal AI memory assistant tailored for individuals utilizing various AI platforms. Through its Chrome extension and cloud-based dashboard, it effectively collects and organizes essential information, such as conversation context, user preferences, work history, and tasks, ensuring that this data is accessible across compatible AI chats, allowing users to progress in their work without the need to repeatedly input the same background details. Vity is compatible with several AI tools, including ChatGPT, Claude, Gemini, Perplexity, DeepSeek, Manus, Genspark, Blackbox, Kimi, and Grok, as well as popular services like Gmail and Google Calendar. Users are empowered to review, manage, export, or delete their saved memories, with the extension capturing context only after obtaining user consent. Geared towards AI enthusiasts and power users, Vity is particularly beneficial for professionals who rely on multiple assistants for tasks like research, writing, planning, and technical work. Getting started with Vity is completely free, and no credit card information is required to begin using the service. In addition, the platform's user-friendly interface makes it easy for anyone to harness the power of AI memory assistance.