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DBLift vs Craft Quantities

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

DBLift compared with Craft Quantities
DetailDBLift logo DBLiftCraft Quantities logo Craft Quantities
What it doesPython database migration tool with SQL preview, validation and undo Free JSON API for construction calculators with test vectors and building codes
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelOpen source Open source
PricingOpen-source core free under Apache 2.0. Pro and Enterprise tiers available at https://dblift.com/pricing/ Free under CC BY 4.0 licence
Key features
  • Preview SQL with dry-run before execution
  • Migration validation and consistency checking
  • Schema comparison and diff
  • SQL review without execution
  • Undo and rollback capabilities
  • Python API and pytest plugin
  • Audited data corrections
  • GitHub Action and MCP server for AI agents
  • Migration history tracking in schema history table
  • 1,173 construction calculators with full inputs and test vectors
  • 3,485 published test vectors for validation
  • No authentication key or rate limits required
  • Citations to building standards with section numbers
  • Executable API for running calculations on request
  • MCP server integration for AI assistants
  • 79 job takeoffs with calculator sequences
  • Cross-market glossary in US, Canadian, UK and Australian usage
  • Corrections ledger tracking confirmed errors
  • Unit conversion with exact statutory factors
What makes it different
  • Installed with pip, no JVM required unlike Flyway
  • Native Python integration with MigrationContext for data changes
  • Open-source core under Apache 2.0 with no vendor lock-in
  • Supports Flyway history import and baseline
  • No API key required with no rate limits or quotas
  • CC BY 4.0 licence allows commercial use and redistribution
  • Every calculation cited to specific building code sections
  • Pinned test cases prevent silent changes to published figures
  • Complete accessibility with CORS support for browser use
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)6 no change since last checkNot checked yet
Trust Flow (Majestic)90
Citation Flow (Majestic)1826
Referring domains (Majestic)3329

5 details filled in for both companies.

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