Comparison

Diesel vs Ecto

On the evidence we track, Diesel leads this comparison with a composite score of 70/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Diesel full profile →Ecto full profile →

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★Diesel70

Ecto52

Attribute comparison across 2 tools
Attribute	DieselLeader	Ecto
Vioscale score	70 / 100low · 43%	52 / 100low · 39%
Pricing
Free tierpricing.free_tier	✓	-
Modelpricing.model	open_source	open_source
Price levelpricing.price_level	free	free
Integrations
Countintegrations.count	-	6
Security
Scorecardsecurity.scorecard	6.2	5.7
Vulnerabilitiessecurity.vulnerabilities	Count: 6 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=diesel&per_page=100 · Last 12m: 4 · Max severity: CRITICAL	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=hex&package_name=ecto&per_page=100 · Last 12m: 0 · Max severity: CRITICAL
Reliability
Status pagereliability.status_page	-	✓
Adoption
Dependent reposadoption.dependent_repos	3,691	12,249
Github starsadoption.github_stars	14,161	6,487
Activity
Commits last 30dactivity.commits_last_30d	100	12
Release
Cadence daysrelease.cadence_days	33	-
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	Apache-2.0	Apache-2.0
Language
Primarylanguage.primary	Rust	Elixir

Score

Vioscale score

Diesel70 / 100low · 43%

Ecto52 / 100low · 39%

Pricing

Free tier

Diesel✓

Ecto–

Model

Dieselopen_source

Ectoopen_source

Price level

Dieselfree

Ectofree

Integrations

Count

Diesel–

Ecto6

Security

Scorecard

Diesel6.2

Ecto5.7

Vulnerabilities

DieselCount: 6 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=diesel&per_page=100 · Last 12m: 4 · Max severity: CRITICAL

EctoCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=hex&package_name=ecto&per_page=100 · Last 12m: 0 · Max severity: CRITICAL

Reliability

Status page

Diesel–

Ecto✓

Adoption

Dependent repos

Diesel3,691

Ecto12,249

Github stars

Diesel14,161

Ecto6,487

Activity

Commits last 30d

Diesel100

Ecto12

Release

Cadence days

Diesel33

Ecto–

History

Diesel20 items

Ecto20 items

License

Spdx

DieselApache-2.0

EctoApache-2.0

Language

Primary

DieselRust

EctoElixir

Capabilities

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

Capability comparison for ORM & Database Tools
Capability	Diesel	Ecto
Core
Type-safe queries	✓	✓
Schema migrations	✓	-
Relations / joins API	✓	✓
Languages	Rust	Elixir
Modelling
Schema-first modelling	✓	✓
Flexibility
Raw SQL escape hatch	✓	-
Portability
Multiple database backends	✓	✓
Ops
Connection pooling	✗	-
DX
Data browser / studio	✗	-

Core

Type-safe queries

Diesel✓

Ecto✓

Schema migrations

Diesel✓

Ecto-

Relations / joins API

Diesel✓

Ecto✓

Languages

DieselRust

EctoElixir

Modelling

Schema-first modelling

Diesel✓

Ecto✓

Flexibility

Raw SQL escape hatch

Diesel✓

Ecto-

Portability

Multiple database backends

Diesel✓

Ecto✓

Ops

Connection pooling

Diesel✗

Ecto-

Data browser / studio

Diesel✗

Ecto-

What each one is

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

Diesel

Leader

An open-source object-relational mapping and query builder library for Rust that enables compile-time verification of database interactions and supports multiple database backends through composable query abstractions.

Independently observed

Ecto

A library that enables type-safe database queries and schema mapping for Elixir, supporting multiple database backends including PostgreSQL, MySQL, and SQLite with language-integrated querying.

Independently observed

Pricing

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

Diesel

Leader

Open sourceFree tier

as of 2026-08-14verify ↗

Ecto

Open source

as of 2026-08-14verify ↗

Integrations

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

Diesel

Leader

Not documented yet.

Ecto

6 total

PostgreSQL
MySQL
MSSQL
SQLite3
ClickHouse
ETS

Independently observed

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