Piia Engram
A user-owned local identity and long-term knowledge layer shared across AI coding tools.
Obsidian Mind
Persistent, searchable memory for AI coding agents across sessions and repositories.
projectmem Coding Memory
Persistent local memory that warns coding agents before they repeat a failed approach.
Project Cairn
Turn validated project lessons into reusable knowledge, so your AI agents stop re-learning the same pitfalls in every new session and project.
COG Second Brain
A self-evolving, local-first second brain that turns daily braindumps, team intelligence, and PM workflows into verified knowledge using plain Markdown files and AI agents.
Context Infrastructure Reference Implementation
A context and memory blueprint for AI coding agents — persistent memory, personal rules, skills, and scheduled observations that make your assistant truly know you.
SiYuan
An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents collaborate.
ByteRover CLI
A persistent, versioned project-memory layer for AI coding agents.
Memex Journal
Turn fragmented text, photos, and voice notes into local timeline cards and knowledge insights.
OpenCrew Team OS
Run a role-based OpenClaw AI team from the chat workspace your team already uses.