{
  "name": "vc-deal-flow-signal-startup-engineering-acceleration",
  "title": "VC Deal Flow Signal — Startup Engineering Acceleration Dataset",
  "description": "Quarterly panel of GitHub engineering-velocity signals across venture-backed startups, covering 20 sectors and 5 quarters. Tracks commit velocity, contributor growth, repository expansion, and acceleration-signal classification. Designed for venture-capital deal sourcing, academic study of open-source development patterns, and predictive modeling of startup funding events.",
  "homepage": "https://gitdealflow.com",
  "version": "1.0.0",
  "created": "2026-04-19",
  "keywords": [
    "venture-capital",
    "startups",
    "github",
    "open-source",
    "engineering-velocity",
    "commit-activity",
    "deal-flow",
    "alternative-data",
    "funding-prediction",
    "repository-analytics"
  ],
  "licenses": [
    {
      "name": "CC-BY-4.0",
      "title": "Creative Commons Attribution 4.0 International",
      "path": "https://creativecommons.org/licenses/by/4.0/"
    }
  ],
  "contributors": [
    {
      "title": "VC Deal Flow Signal",
      "email": "signal@gitdealflow.com",
      "role": "author"
    }
  ],
  "sources": [
    {
      "title": "GitHub REST API v3 — public repository metadata",
      "path": "https://docs.github.com/en/rest"
    }
  ],
  "resources": [
    {
      "name": "startup_signals",
      "path": "startup_signals.csv",
      "profile": "tabular-data-resource",
      "format": "csv",
      "mediatype": "text/csv",
      "encoding": "utf-8",
      "description": "One row per startup per quarterly period. Primary observation table.",
      "schema": {
        "fields": [
          {
            "name": "period",
            "type": "string",
            "description": "Quarterly period slug (e.g. q2-2026)."
          },
          {
            "name": "sector_slug",
            "type": "string"
          },
          {
            "name": "sector_name",
            "type": "string"
          },
          {
            "name": "startup_name",
            "type": "string",
            "description": "GitHub organization slug."
          },
          {
            "name": "stage",
            "type": "string",
            "description": "Self-reported funding stage."
          },
          {
            "name": "geography",
            "type": "string",
            "description": "ISO region grouping (US, EU, APAC, LATAM, Canada, Unknown)."
          },
          {
            "name": "commit_velocity_14d",
            "type": "integer",
            "description": "Total commits to the most active public repo over a rolling 14-day window."
          },
          {
            "name": "commit_velocity_change_pct",
            "type": "number",
            "description": "Percent change in commit velocity vs. the preceding 14-day window."
          },
          {
            "name": "contributors",
            "type": "integer",
            "description": "Unique contributors in the observation window."
          },
          {
            "name": "contributor_growth_pct",
            "type": "number"
          },
          {
            "name": "new_repos",
            "type": "integer",
            "description": "New public repos created by the org in the window."
          },
          {
            "name": "signal_type",
            "type": "string",
            "description": "One of: Framework migration, Engineering hiring burst, Infrastructure buildout, Deploy frequency spike."
          },
          {
            "name": "github_url",
            "type": "string",
            "format": "uri"
          }
        ],
        "primaryKey": [
          "period",
          "startup_name"
        ]
      }
    },
    {
      "name": "sector_aggregates",
      "path": "sector_aggregates.csv",
      "profile": "tabular-data-resource",
      "format": "csv",
      "mediatype": "text/csv",
      "description": "Sector-level aggregates per quarter.",
      "schema": {
        "fields": [
          {
            "name": "period",
            "type": "string"
          },
          {
            "name": "sector_slug",
            "type": "string"
          },
          {
            "name": "sector_name",
            "type": "string"
          },
          {
            "name": "startups_tracked",
            "type": "integer"
          },
          {
            "name": "avg_commit_velocity_14d",
            "type": "number"
          },
          {
            "name": "median_commit_velocity_14d",
            "type": "number"
          },
          {
            "name": "total_commits_14d",
            "type": "integer"
          },
          {
            "name": "avg_contributors",
            "type": "number"
          },
          {
            "name": "positive_velocity_count",
            "type": "integer",
            "description": "Number of startups with positive velocity change this period."
          },
          {
            "name": "top_mover_name",
            "type": "string"
          },
          {
            "name": "top_mover_change_pct",
            "type": "number"
          },
          {
            "name": "dominant_signal_type",
            "type": "string"
          }
        ],
        "primaryKey": [
          "period",
          "sector_slug"
        ]
      }
    },
    {
      "name": "signal_type_timeseries",
      "path": "signal_type_timeseries.csv",
      "profile": "tabular-data-resource",
      "format": "csv",
      "mediatype": "text/csv",
      "description": "Distribution of signal types across startups each quarter.",
      "schema": {
        "fields": [
          {
            "name": "period",
            "type": "string"
          },
          {
            "name": "signal_type",
            "type": "string"
          },
          {
            "name": "startup_count",
            "type": "integer"
          },
          {
            "name": "share_of_total",
            "type": "number",
            "description": "Share of all observations in the period (0-1)."
          }
        ],
        "primaryKey": [
          "period",
          "signal_type"
        ]
      }
    }
  ]
}