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openclaw-interchange

// Shared .md interchange library for OpenClaw skills — atomic writes, deterministic serialization, YAML frontmatter, advisory locking, and schema validation. The foundation all other OpenClaw skills build on.

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stars:1,933
forks:367
updated:March 4, 2026
SKILL.mdreadonly
SKILL.md Frontmatter
nameopenclaw-interchange
descriptionShared .md interchange library for OpenClaw skills — atomic writes, deterministic serialization, YAML frontmatter, advisory locking, and schema validation. The foundation all other OpenClaw skills build on.

@openclaw/interchange

The shared library that powers agent-to-agent communication via .md files.

Usage

import { writeMd, readMd, acquireLock } from '@openclaw/interchange';

// Write an interchange file atomically
await writeMd('ops/status.md', { skill: 'crm', status: 'healthy' }, '## Status\nAll systems go.');

// Read it back
const { meta, content } = readMd('ops/status.md');

Key Features

  • Atomic writes (tmp + fsync + rename)
  • Deterministic serialization (sorted keys, stable YAML)
  • Advisory file locking with stale lock detection
  • YAML frontmatter parsing
  • Schema validation
  • Circuit breaker pattern
  • Generation tracking + content hashing