Dependency Injection

Async dependency injection for Python functions

Dependency injection framework for Python

Injector - Python dependency injection framework, inspired by Guice

A Flexible Service Locator

Python dependency injection framework.

FastAPI like dependency injection implementation

FastDepends - extracted and cleared from HTTP domain logic FastAPI Dependency Injection System. Async and sync are both supported.

ONEX Core Framework - Base classes and essential implementations

Lagom is a dependency injection container designed to give you 'just enough' help with building your dependencies.

Library for annotation-based dependency injection

Testscenarios, a unittest extension for dependency injection

simple dependency injection library

Deterministic sanitization for untrusted text: strips invisible and control characters, applies NFKC and replaces common homoglyphs. No dependencies.

Dependency injection framework designed with Python in mind.

Dependency injection for typer

Python Dependency Injection Library

Dependency injection for python.

Use FastAPI's Depends() anywhere — in CLI tools, Celery tasks, background workers, and more. No refactoring needed.

plugable dependency injection and result processing

Dependency injection without the boilerplate.

A pythonic dependency injection library

Implementation of dependency injection for Python 3

Adds Injector, a Dependency Injection framework, support to Flask.

Constructor injection designed with OOP in mind.

Python dead code, security and secrets scanner with a pull-request gate; narrower checks for TypeScript, Java and more.

Simple yet powerful "Configuration as Code" library

Simple, typed dependency-injection framework for Python

A dependency injection tool for python

An IOC Container for Python 3.10+

Dependency injection.

A type based dependency injection framework for Python 3.9+.

Extension for `typer` for dependency injection like in FastAPI

Run async workflows using pytest-fixtures-style dependency injection

An inversion-of-control (IoC) container for building decoupled, configurable, pluggable applications.

Fixtures as classes that work well with dependency injection, autocompletetion, type checkers, and language servers

A modular, provider-driven framework for building async Python web applications with FastAPI — bundling a service container, configuration system, an async-first ORM, facades, and a Cleo-powered console.

Orionis Framework — Async-first full-stack framework for modern Python applications.

Powerful dependency-injection framework with IoC container and scopes

ccflow is a collection of tools for workflow configuration, orchestration, and dependency injection

Dependency injection toolkit

Dependency Injection library

Common dependency injection utilities for mountaineer & friends

Dependency injection library

Modular async-first Python web framework with controllers, dependency injection and typed configuration

Dependency Injection Container for Python 3+. Uses Python 3 annotations to provide hints for the components that should be injected.

Async dependency injection library

Contracts for the lifecycle of a service: what a container drives, not what a service does.

Dependency injection without the boilerplate.

Schema-first ASGI framework for REST, JSON-RPC, streaming, SSE, WebSocket, runtime plans, hooks, diagnostics, and engine plugins.

The local security layer for Python AI agents (LangChain, CrewAI, LlamaIndex, plain tool calling): prompt-injection checks and secret redaction, zero dependencies.