Alternatives to GrayMatter

Same category, ordered by trust score.

P
prism-coder
77Good
Session memory for coding agents: local-first recall, drift detection, on-device inference.
Registrydcostenco157 stars817/wk
C
Codebase Memory
77Good
Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.
Registrydeusdata46.7K stars
H
haiku.rag
74Good
Local-first agentic RAG with citations - hybrid search, reranking, multimodal document retrieval
Registryggozad629 stars
G
Google Workspace (multi-account)
73Good
Multi-account Google Workspace MCP server: 942 tools, 29 services, discover-first, BYO OAuth.
Registrybakissation15 stars451/wk
O
openInvest
72Good
Investment runtime for AI agents — LLM investment committee, portfolio ledger, decision accounting
Registrylongsizhuo114 stars
M
mcpm
72Good
MCP security guard + package manager: trust-scored installs, blocks prompt injection and rug-pulls.
Registrygetmcpm3 stars1K/wk