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Tech riderRev. 4 Oct 2026

DbSketch

Ch 185.8of 27 Database Documentation Tools
  1. 1Runs onLinux, Mac, Windows
  2. 2CostsFree plan
  3. 3Database coveragerelational
  4. 4Data lineageNo
  5. 5Data dictionaryYes
  6. 6Deploymentself hosted
6 lines stated Written from the maker's own pages: github.com
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The DbSketch homepage

Overview

DbSketch is ranked #18 of 27 in database documentation tools on Specifiction. It runs on Linux, macOS, Windows. There is a free plan.

DbSketch plans and pricing

All plans
DbSketch Free MIT-licensed software github.com · 4 Oct 2026

Compared on database documentation tools

Free plan
Yesgithub.com
Database coverage
relationalgithub.com
Data lineage
Nogithub.com
Data dictionary
Yesgithub.com
Deployment
self_hostedgithub.com

Facts

Purpose
DbSketch is a command-line documentation generator that turns live database schemas into version-controlled schema documentation.github.com · 4 Oct 2026
Database providers
It reads tables, columns, primary keys, and foreign keys from SQL Server, PostgreSQL, MySQL, and SQLite.github.com · 4 Oct 2026
Output formats
It generates Graphviz DOT, Mermaid ER, or Markdown files wrapping diagram text in a fenced code block.github.com · 4 Oct 2026
Configuration
DbSketch uses a YAML configuration file with one database connection and optional named diagram targets.github.com · 4 Oct 2026
Multiple diagrams
One configuration can generate multiple focused diagrams with per-diagram output and renderer settings.github.com · 4 Oct 2026
Comments
It can include native database comments where supported and apply YAML comment overrides.github.com · 4 Oct 2026
Relationships
The DOT renderer preserves precise column-to-column foreign-key edges.github.com · 4 Oct 2026
Use cases
The maker describes DbSketch as useful for repository documentation, CI, and compact schema context for AI coding assistants.github.com · 4 Oct 2026
Distribution
DbSketch is distributed as the .NET tool DimonSmart.DbSketch, which installs the dbsketch command.github.com · 4 Oct 2026
Requirement
The getting-started guide says to install the .NET 10 SDK before installing or running DbSketch.github.com · 4 Oct 2026
Security and data handling
The documentation shows database connection strings supplied through configuration or environment-variable placeholders; it does not state a security certification or compliance claim.github.com · 4 Oct 2026
License
The repository provides DbSketch under the MIT License.github.com · 4 Oct 2026
Support
The maker welcomes issues and pull requests, including provider, renderer, and documentation improvements.github.com · 4 Oct 2026
Intended users
The maker says DbSketch is for humans and AI coding assistants that need a compact, reviewable schema snapshot.github.com · 4 Oct 2026

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Where it ranks on Specifiction

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Sources