Comparison

Dapper vs Diesel

On the evidence we track, Diesel leads this comparison with a composite score of 62/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Dapper50
★Diesel62
Score
vioscaleAI score
Dapper50 / 100low · 33%
Diesel62 / 100medium · 50%
Pricing
Free tier
Dapper–
Diesel✓
Model
Dapper–
Price level
Dapper–
Dieselfree
Integrations
Count
Dapper–
Diesel5
Reliability
Status page
Dapper✓
Diesel–
Adoption
Dependent repos
Dapper477
Diesel3,691
Github stars
Dapper18,402
Diesel14,201
Activity
Commits last 30d
Dapper3
Diesel100
Release
Cadence days
Dapper26
Diesel32
History
Dapper19 items
Diesel20 items
License
Spdx
Dapper–
Language
Primary
DapperC#
DieselRust
Content
Faq
Dapper–
Diesel3 items

Capabilities

Feature-by-feature on the axes that matter for orm & database tools. “-” means undocumented, not absent.

Core
Type-safe queries
Dapper-
Diesel✓
Schema migrations
Dapper-
Diesel✓
Relations / joins API
Dapper✓
Diesel✓
Languages
DapperC# / .NET (all TFMs)
DieselRust
Modelling
Schema-first modelling
Dapper-
Diesel✓
Flexibility
Raw SQL escape hatch
Dapper✓
Diesel✓
Portability
Multiple database backends
Dapper✓
Diesel✓
Ops
Connection pooling
Dapper-
Diesel✓
DX
Data browser / studio
Dapper-
Diesel✗

What each one is

The product in its own terms, so the numbers below have context.

Dapper

A micro-ORM for .NET that extends ADO.NET connections to execute SQL queries and stored procedures, supporting both synchronous and asynchronous operations with features for object mapping, dynamic SQL building, and multi-result set processing.

Independently observed

Diesel

Leader

A Rust library that provides type-safe database access with compile-time verification, featuring both a query builder API and raw SQL support across multiple database systems including PostgreSQL, MySQL, and SQLite.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Dapper

Pricing not documented yet.

Diesel

Leader
Open source
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Deployment
Self-hosted
Dapper–
Diesel✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Dapper

Not documented yet.

Diesel

Leader
5 total
  • PostgreSQL
  • MySQL
  • SQLite
  • Oracle
  • Firebird
Independently observed
Still deciding?

Dapper or Diesel: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.