Choose by Workflow
This comparison is written by Erd Go. It covers documented workflows, not performance benchmarks. Plan-specific limits and collaboration features can change; check each provider’s current documentation.
Use Erd Go when SQL is your source of truth. If you already have DDL from PostgreSQL, MySQL, SQL Server, SQLite, migrations, or a schema dump, Erd Go is designed to turn that SQL into an ERD quickly and keep the surrounding workflow close: spreadsheet-to-SQL, documentation, and query/data inspection.
dbdiagram.io is best known for DBML, a concise database markup language for drawing schemas. That is useful if your team wants to write diagrams in DBML. Erd Go keeps SQL editing and the generated diagram in the same workspace. Test a representative schema in both tools before deciding which editing model fits your team.
Erd Go vs dbdiagram.io
| Category | Erd Go | dbdiagram.io |
|---|---|---|
| Best fit | SQL-first ERD generation, spreadsheet imports, database docs | DBML-first database diagrams and lightweight schema sharing |
| Input style | Paste SQL DDL directly, then inspect the generated ERD | Write DBML or import supported SQL, then use the DBML diagram workflow |
| Extra database tools | Spreadsheet-to-SQL, docs, data/query views | Diagramming and DBML-centered collaboration |
| Developer workflow | Useful when SQL is already the source of truth | Useful when a team wants a compact diagram DSL |
| Why choose Erd Go | It keeps SQL, ERD, schema review, and documentation closer together | Use when DBML editing and its documented collaboration options fit your team |
When the Erd Go Workflow Fits
- SQL to ERD is the main workflow. Erd Go starts from the code developers already have:
CREATE TABLE, foreign keys, constraints, indexes, and dialect-specific schema syntax. - Schema review stays close to the source. You can keep the SQL, diagram, constraints, and relationship context in one database-focused workflow.
- Spreadsheet imports connect messy data to real schemas. The spreadsheet to SQL converter helps turn CSV and Excel files into SQL before diagramming.
- The app is focused. Erd Go is not trying to be a general whiteboard. It is built around SQL, ERDs, schema review, and database documentation.
In practice, this means Erd Go is more than a drawing surface. You can move from SQL to ERD, then into documentation, examples, and small data checks without changing mental models.
When dbdiagram.io Still Makes Sense
dbdiagram.io is a solid choice if your team already writes DBML, wants compact text diagrams, or prefers a DBML-first collaboration style. Its SQL import can convert a supported schema to DBML; you do not need to translate it manually. Review import coverage and the resulting DBML when the schema uses engine-specific features.
If your database schema already lives in SQL, migrations, or exported DDL, try Erd Go first. Check parsing results, diagram readability, and export requirements alongside dbdiagram’s import workflow.