Categories / Developer Tools

Open Source Developer Tools Apps

Discover the best open source developer tools for code management, testing, automation & more. Accelerate your projects with powerful utilities.

199 apps available

Apps in Developer Tools

Go
97%
Apache 2.0

Docker (Moby)

Developer Tools · Devops

72,104

The open-source container engine at the heart of Docker — a modular toolkit of runtime, build, and networking components for assembling container-based systems.

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98
Repo Health
86
Technical
69
Dependency
Built with
Go 97%
Updated 1 weeks ago
JavaScript
93%
Apache 2.0

swagger-ui

Developer Tools

29,010

Transform OpenAPI specifications into interactive, browser-based API documentation that developers and consumers can explore and test live.

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98
Repo Health
83
Technical
65
Dependency
Built with
JavaScript 93%
Updated 1 weeks ago
JavaScript
98%
Apache 2.0

Parse Server

Databases · Developer Tools

21,412

Self-hosted Backend-as-a-Service for Node.js with REST, GraphQL, real-time Live Query, cloud code, and pluggable adapters for any infrastructure.

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97
Repo Health
81
Technical
78
Dependency
Built with
JavaScript 98%
Updated 1 weeks ago
Go
98%
Other

Tyk API Gateway

Developer Tools · Devops

10,823

Cloud-native, high-performance open-source API gateway for REST, GraphQL, gRPC, and TCP — built in Go since 2014 with no feature lockout.

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97
Repo Health
78
Technical
66
Dependency
Built with
Go 98%
Updated 1 weeks ago
Python
50%
Other

Airbyte

Data Engineering · Developer Tools

22,063

Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.

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95
Repo Health
80
Technical
66
Dependency
Built with
Python 50%
Kotlin 41%
Updated 1 weeks ago
Python
58%
Other

Sentry

Analytics · Developer Tools · Monitoring

44,778

Developer-first error tracking and performance monitoring platform with AI-powered root-cause analysis across 20+ languages and frameworks.

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95
Repo Health
80
Technical
69
Dependency
Built with
Python 58%
TypeScript 41%
Updated 1 weeks ago
Python
91%
GPL 3.0

Weblate

Developer Tools

6,062

Continuous localization platform that commits translations directly into your version control system with full translator attribution.

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95
Repo Health
86
Technical
68
Dependency
Built with
Python 91%
Updated 1 weeks ago
TypeScript
68%
Apache 2.0

Appsmith

Automation · Developer Tools · No Code Platforms

40,871

Open-source low-code platform to build admin panels, dashboards, and internal tools connected to any database or API.

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94
Repo Health
79
Technical
66
Dependency
Built with
TypeScript 68%
Java 21%
Updated 1 weeks ago
TypeScript
97%
Other

nango

Authentication · Automation · Developer Tools

12,079

Build product integrations with AI using 800+ APIs — auth, proxy, and TypeScript functions on production-grade infrastructure.

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94
Repo Health
85
Technical
68
Dependency
Built with
TypeScript 97%
Updated 1 weeks ago
TypeScript
65%
Other

Typebot

AI Assistants · AI Development · Developer Tools

10,324

Build sophisticated chatbots visually, embed them anywhere without iframes, and own your data — fully self-hostable with a modular block system and 30+ integrations.

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94
Repo Health
82
Technical
65
Dependency
Built with
TypeScript 65%
MDX 34%
Updated 1 weeks ago
Rust
98%
Other

Zed

Code Editors · Collaboration · Developer Tools

90,242

High-performance, multiplayer code editor built in Rust by the creators of Atom and Tree-sitter, with native AI integration and real-time collaboration.

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94
Repo Health
88
Technical
72
Dependency
Built with
Rust 98%
Updated 1 weeks ago
Go
75%
AGPL 3.0

Coder

Code Editors · Developer Tools · Devops

14,463

Self-hosted cloud development environments and AI coding agents — defined in Terraform, connected via WireGuard, automatically shut down when idle.

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93
Repo Health
90
Technical
65
Dependency
Built with
Go 75%
TypeScript 23%
Updated 1 weeks ago
JavaScript
64%
Other

GDevelop

Design Tools · Developer Tools · Game Development

26,529

No-code, open-source game engine for building 2D, 3D and multiplayer games — publish to iOS, Android, Steam and the web.

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93
Repo Health
82
Technical
61
Dependency
Built with
JavaScript 64%
C++ 23%
TypeScript 12%
Updated 1 weeks ago
Go
83%
MIT

Gitea

Developer Tools · Devops · Project Management

57,984

Self-hosted DevOps in a single Go binary — Git hosting, GitHub Actions-compatible CI/CD, and 30+ package registries without any SaaS dependency.

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93
Repo Health
79
Technical
64
Dependency
Built with
Go 83%
Updated 1 weeks ago
C++
87%
MIT

Godot Engine

Design Tools · Developer Tools · Game Development

117,159

Free, MIT-licensed 2D and 3D game engine with one-click multi-platform export and no royalties.

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93
Repo Health
91
Technical
0
Dependency
Built with
C++ 87%
Updated 1 weeks ago

About Developer Tools

Developer tools encompass a wide range of applications designed to assist software professionals throughout the entire development lifecycle. These solutions streamline workflows, improve code quality, and accelerate project delivery.

Typical features within this category include version control systems for collaborative code management, integrated development environments (IDEs) offering code completion and debugging capabilities, testing frameworks for automated quality assurance, and build automation tools to package and deploy applications. Furthermore, you’ll find utilities for code analysis, profiling, documentation generation, and project management.

Developer tools address common challenges such as code complexity, testing bottlenecks, deployment errors, and collaboration difficulties. They help teams write cleaner, more reliable code faster, reduce time-to-market for new features, and improve overall software quality. Efficient developer tools are crucial for any modern software project looking to remain competitive and scalable.

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