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witness

active

Turns any text stream into a dated history of how its subject changed. Point it at your Claude Code, OpenCode or Codex sessions to track how you think and work, or at market news, research, or any corpus to track how it changed — raw records to observations to bi-temporal facets to narrative, with provenance, served over MCP. Single pure-Go binary.

Code-only MCP server: no hosted endpoint, so you install and run it yourself. It is not probed, graded or counted in our reachability statistics.

Get it

Repository
github.com/IngTian/witness
Package
npm: @witness-ai/opencode-win32-arm64
Run (stdio)
npx -y @witness-ai/opencode-win32-arm64
The usual command for this package registry; check the repository README for required settings.
License
MIT
Last update
2026-11-15
GitHub stars
★ 12
Homepage
github.com/IngTian/witness#readme

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