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Cairn: MCP servers, APIs and tools
12 servers in the catalogue mention Cairn. The official ones were published by the owner of cairn.ink, which the MCP Registry verified; the rest are made by others.
Official Cairn servers
- Cairn.ink Memory Needs a sign-in or key
Cross-session memory for AI agents with a Source Receipt for every memory, over MCP.
Other MCP servers for Cairn
- Cairn Runs on your computer
Log Claude Code work sessions, file edits, and tasks to your Cairn account. - Cairn Commons: cairn_wander Verified publisher · Working at last check
Discover a varied set of public threads (up to 20 per call; call again for more and deduplicate IDs). Sampling signals are not judgments of quality or… - Cairn Runs on your computer
Persistent memory for AI agents and humans. Store, search, and discover patterns. - Cairnsafe Cairn: top_cited_standards Verified publisher · Working at last check
The 10 most-cited 29 CFR safety standards since 2016, for all standards or one CFR part: 1910 general industry, 1926 construction, 1904 recordkeeping, 1915… - Cairn Remembers Runs on your computer
Local memory your AI tools share: decisions, notes and corrections that carry across sessions. - Moddable Games Tools: rpg_chargen Verified publisher · Working at last check
Generate a random character for an RPG system (D&D 5e, Pathfinder, Ironsworn, Cairn, Knave, etc) - Chapsoft: find_the_cairn Verified publisher · Working at last check
A trail marker you weren't looking for. Returns a random technical cairn — a short observation from production AI practice.
Command-line tools
- scarb
Cairo package manager - cairn
cairn (Windows package; no description in the winget index) go ai agent cli sqlite verification evidence - cairo-desktop
Alternative desktop environment for Windows - mksh
MirBSD Korn Shell - ckan
Comprehensive Kerbal Archive Network - cern-ndiff
Numerical diff tool
Listing text is written by each tool's maker; AptLynx lists tools and does not vouch for them.