Best Open-Source For Developers | open-source.storeAll categoriesFor Developers
Open source alternatives for popular developer tools, DevOps, backend systems, and security tools.
356 tools found 
OpenClaw
OpenClaw is a self-hosted alternative to Zo Computer that connects your personal chat apps to local or cloud LLMs with isolated Docker execution.
MITAI Agents & Assistants

Hermes Agent
Hermes Agent replaces hosted cloud agents like Zo Computer with a self-hosted assistant featuring persistent memory across chat apps and remote shells.
260.1kDockerLinuxmacOStoday MITAI Agents & Assistants

OpenCode
OpenCode is an open-source AI coding agent replacing GitHub Copilot and Cursor with local execution, multi-model choice, and zero remote code storage.
MITAI Coding Assistants

VS Code
VS Code is an open-source code editor replacing heavy IDEs with a fast multi-process design, decoupled language servers, and deep remote development.
194.5kmacOSWindowsLinuxtoday MITCode Editors & IDEs

AutoGPT
AutoGPT is a self-hosted AI agent platform that replaces cloud automation services with customizable visual workflows, Python blocks, and local execution.
MITAI Agents & Assistants

Ollama
Ollama is an open-source local LLM runner that replaces metered APIs like ChatGPT with zero-marginal-cost inference on developer hardware.
185.7kmacOSLinuxWindowstoday MITLocal & Cloud LLM Interfaces
Lint, codegen, breaking-change checks and dependency management in one Git-native CLI. Open source, no registry lock-in.
lintgeneratebreakingeasyp.lock

Stable Diffusion WebUI
Stable Diffusion WebUI is an open-source alternative to Midjourney for self-hosted AI image generation with local GPU privacy and headless REST APIs.
165.2kLinuxmacOSWindows8mo ago AGPL-3.0AI Image Generation

Open WebUI
Open WebUI is a self-hosted ChatGPT alternative that connects to local and cloud LLMs with built-in RAG, granular RBAC, and complete data privacy.
MITLocal & Cloud LLM Interfaces

Langflow
Langflow is an open-source visual agent builder and self-hosted alternative to OpenAI Assistants API that keeps AI workflows on your own infrastructure.
MITAI Agents & Assistants

ComfyUI
ComfyUI is a self-hosted node graph for diffusion models that replaces Midjourney and cloud APIs with local pipeline control and private GPU inference.
144.8kLinuxmacOSWindowstoday GPL-3.0AI Image Generation

Kubernetes
Upstream Kubernetes orchestrates containerized workloads with complete control plane autonomy under the Apache-2.0 license, replacing managed GKE clusters.
Apache-2.0Containers & Orchestration

Browser Use
Open-source Python agent library that controls browsers via Chrome DevTools Protocol, replacing managed cloud platforms with self-hosted agent automation.
MITAI Agents & Assistants
Windows
today
macOS
today
MITAI Agents & Assistants