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Graphweaver vs SchemaFast

Creates GraphQL APIs from multiple sources, not CSV/Excel conversion
GraphweaverTurn multiple data sources into a single GraphQL APISchemaFastMessy Data to Clean Code in Seconds. 100% Private.

Side by side

What it is
Graphweaver:Graphweaver is an open-source GraphQL gateway that unifies multiple data sources into a single API.
SchemaFast:SchemaFast converts CSV and Excel files to SQL, JSON, or TypeScript in the browser with automatic type inference.
Best for
Graphweaver:Unified GraphQL gateway for multiple data sources
SchemaFast:In-browser CSV/Excel to code conversion
Who it’s for
Graphweaver:Developers building headless CMS, API gateways, or mobile backends who need unified GraphQL access.
SchemaFast:Developers and students who need quick, private data conversion.
Pricing
Graphweaver:Open source
SchemaFast:Free
Open source
Graphweaver:Yes, 556 GitHub stars
SchemaFast:—
Works with
Graphweaver:REST API, GraphQL API, SQL databases, PostgreSQL, React.js
SchemaFast:PostgreSQL, MySQL, SQLite, Supabase, TypeScript
DevHunt upvotes
Graphweaver:7
SchemaFast:0
Launched on DevHunt
Graphweaver:Jan 2023
SchemaFast:Jan 2026

Graphweaver features

  • Complete Access Control. Roles, row-level and column-level security to restrict data access.
  • Code Generator. Introspects databases and instantly creates TypeScript resolvers.
  • Instant GraphQL API. Connects sources and provides CRUD, filtering, sorting, and pagination out of the box.
  • Cross-Source Filters. Automatically generates filter arguments for all connected data sources.
  • Flexible Admin Panel. React-based UI to view, edit, and extend data from any source.
  • Multi-Source Connectors. Pre-built connectors for REST, GraphQL, SQL and PostgreSQL databases.
Graphweaver on DevHunt →Alternatives

SchemaFast features

  • Zero-setup conversion. Drag-and-drop CSV or XLSX files and instantly get SQL, JSON, or TypeScript output.
  • Automatic type inference. AI-driven detection of booleans, integers, dates, nulls and varchar lengths.
  • Live preview & editing. Rename headers, delete rows/columns and see real-time updates with undo support.
  • Client-side privacy. All processing runs in the browser; no data is uploaded to any server.
  • Standard SQL output. Generates ANSI-SQL schema and INSERT statements compatible with PostgreSQL, MySQL, SQLite, Supabase.
  • Export options. Toggle between SQL, JSON, and TypeScript exports, with optional fields for nullability.
SchemaFast on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.