1. Glom Design database systems. Design the UI and structure together.
For normal users.

2. Features (1) Simple field types Automatic layout Find Relationships:
Related records
Field lookups
Related fields
Drop-down choices

3. Features (2)
Calculated fields
Reports
Users and groups

4. Tables and Fields
Tables
Fields

5. Layout List Details Group items together. Automatic layout.
Names are translated.

6. Layout: List
Shows many records:

7. Layout: Details
Show more details for one record.

8. Relationships
Identify records based on a field value.

9. Using Relationships View related records. View a related field.
Lookup a value from a related field.
Show list of possible values from a related record.

10. No need for SQL
You do not need to do this: SELECT "invoices"."invoice_id", "invoices"."date", "invoices"."contact_id", "relationship_contacts"."name_full", "invoices"."price_total", "invoices"."vat_total", "invoices"."price_total_with_vat", "invoices"."comment", "invoices"."invoice_id" FROM "invoices" LEFT OUTER JOIN "contacts" AS "relationship_contacts" ON ("invoices"."contact_id" = "relationship_contacts"."contact_id") WHERE "invoices"."invoice_id" = 0
Glom does it for you.

11. Reports Group By Sort Summarize
Use PostgreSQL directly, with SQL, if you need more advanced reports.

12. Users and Groups
For each table, allow a group to view, edit, create, delete.
Put users in the group to give them group rights.

13. Users and Groups (2)

14. Reports Translate human-readable text: Table titles Field titles
Group titles
Report titles

15. Glom's Future www.glom.org High Performance: Millions of records.
Drag-and-Drop Layout.
Web UI.
More stability.
Many small tasks to get involved.