Open foundation · The memory of change

Historian

Git-native temporal code indexing, lineage, history and structural similarity with deterministic local retrieval.

Active developmentApache-2.0Archive and strata
I · PURPOSE

Built to remain
in your hands.

Git remains the source of truth. Historian analyzes changed blobs once and keeps one local SQLite history database per repository.

II · ARCHITECTURE
Git commit DAGLanguage analyzersContent addressesSQLite history
III · CAPABILITIES
  • Incremental indexing
  • Symbol lineage
  • Structural similarity
  • No LLM required

Begin at the source

npm install -g @greenways-ai/historian
gw-historian doctor
gw-historian init