{"adoption": {"forks": 166, "observed_at": "2026-08-28T04:04:24.483533+00:00", "stars": 1333}, "canonical_url": "https://ross.abutalabs.com/products/nocturne_memory", "card": {"archived": false, "artifact_type": "service", "description": "A lightweight, rollbackable, and visual Long-Term Memory Server for MCP Agents. Say goodbye to Vector RAG and amnesia. Empower your AI with persistent, graph-like structured memory across any model, session, or tool. Drop-in replacement for OpenClaw.", "domain": ["artificial-intelligence", "large-language-models", "databases", "developer-tools"], "enriched": true, "function": ["database", "search-engine", "mcp", "rag", "chatbot"], "health_score": 98, "homepage": "https://misaligned.top/memory", "language": "Python", "license": "MIT", "license_family": "permissive", "maturity": "active", "member_repos": ["Dataojitori/nocturne_memory"], "name": "Dataojitori/nocturne_memory", "platform": ["python", "self-hosted", "cross-platform", "cli"], "pushed_at": "2026-08-09T18:02:36+00:00", "repo": "Dataojitori/nocturne_memory", "stars": 1333, "tags": ["mcp-server", "long-term-memory", "ai-memory", "sqlite", "postgresql", "second-brain", "agent-memory", "persistent-memory", "graph-memory", "claude", "ai-agents"], "topics": ["agentic-ai", "ai-memory", "artificial-intelligence", "long-term-memory", "mcp", "mcp-server", "python", "sqlite", "ai-identity", "claude", "claude-code", "digital-soul", "llm", "rag", "second-brain", "postgresql", "gemini-cli"], "urls": [], "use_cases": ["give my AI agent persistent memory across chat sessions", "remember user preferences and identity across different LLM models", "replace vector RAG with structured long-term memory for agents", "add a memory MCP server to Claude Code or Cursor", "rollback an AI assistant's memory to a previous state", "build a second-brain memory store for my coding assistant"], "what_it_is": "Nocturne Memory is a lightweight, rollbackable long-term memory server for MCP agents, storing persistent, graph-like structured memories in SQLite or PostgreSQL. It acts as a drop-in replacement for OpenClaw, letting AI assistants recall identity and context across sessions, models, and tools via the MCP protocol.", "when_to_avoid": ["you need large-scale semantic search over massive document corpora, where vector databases fit better", "you require a managed cloud service rather than self-hosting", "your stack has no MCP support and you cannot add it"], "when_to_choose": ["you use MCP-compatible clients (Claude Code, Cursor, Gemini CLI, etc.) and need cross-session memory", "you want structured, graph-like memory instead of embedding-based vector RAG", "you need a lightweight self-hosted memory backend with SQLite or PostgreSQL", "you want memory rollback and visual inspection of agent memory"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/nocturne_memory", "repo": "Dataojitori/nocturne_memory", "role": "main", "score": 80}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:24.483533+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:44:39.502532+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "53c890abe683e6584fda652aabce827a17fa1f0414cb1dcf1fa8282837297976", "fetched_at": "2026-08-28T04:04:24.483533+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Dataojitori/nocturne_memory"}, {"content_hash": "c0f66347d255c48b2f892860c73d62e7b4134c59ca4013763ba600f07d2bbbea", "fetched_at": "2026-08-29T12:03:58.960293+00:00", "kind": "homepage", "missing": false, "url": "https://misaligned.top/memory"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 96, "longevity": 17, "rhythm": 96}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 251, "days_push": 24, "days_rel": 24, "gap_med": 4, "n_releases_24m": 26}, "score": 80, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}