Find the right open-source or SaaS fit before you build.

PickYourTech is a curated directory of open-source and commercial developer tools across 100+ categories. Discover tools, compare alternatives, and explore technologies trusted by modern engineering teams.

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Popular Open-Source Projects

Open-source favorites with strong adoption and activity.

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n8n

Fair-code workflow automation platform with native AI capabilities

Workflow Automation

Stars: 173,187
License: —
Last commit: 39 minutes ago

TypeScriptActive

LangChain

Build reliable LLM agents with interchangeable components

AI Application Frameworks & Orchestration

Stars: 126,033
License: MIT
Last commit: 1 hour ago

PythonActive

Dify

Open-source platform for building production-ready LLM applications

AI Application Frameworks & Orchestration

Stars: 128,808
License: —
Last commit: 2 hours ago

TypeScriptActive

Supabase

Postgres platform delivering Firebase-like features with open-source tools

Backend-as-a-Service (BaaS)

Stars: 97,262
License: Apache-2.0
Last commit: 37 minutes ago

TypeScriptActive

Hoppscotch

Lightweight API development ecosystem for testing and collaboration

API Clients & Testing

Stars: 77,788
License: MIT
Last commit: 9 hours ago

TypeScriptActive

Ghost

Modern publishing platform for blogs, memberships, and newsletters

Content Management Systems (CMS)

Stars: 51,743
License: MIT
Last commit: 3 hours ago

JavaScriptActive

Explore Categories

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AI Agent Frameworks

Frameworks for building and orchestrating agentic LLM applications: tool use, multi-agent workflows, memory, planning, and evaluation.

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AutoGen
Build autonomous multi-agent AI applications with a flexible framework
54,305 stars
Atomic Agents
Build modular AI agents with predictable, reusable components.
5,597 stars
CrewAI
Lightning‑fast Python framework for autonomous multi‑agent automation
43,673 stars

Website Builders & Landing Pages

Simple site and landing-page builders with hosting, forms and basic analytics.

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Onlook
AI‑powered visual editor that builds Next.js apps in the browser
24,645 stars
Webstudio
Visual website builder that puts data and infrastructure in your hands
8,201 stars
Builder.io
Visual development platform turning designs into production code
8,601 stars

E-commerce Platforms

Shopping cart and online store platforms for self-hosted e-commerce.

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Saleor
Scalable GraphQL-native headless commerce API for any stack
22,571 stars
Medusa
Composable commerce platform with customizable building blocks
31,937 stars
Shopware
API‑first, headless e‑commerce platform built on Symfony.
3,275 stars

AI Personal Assistant Software

End-user voice/text assistants for personal tasks and automation.

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NextChat
Lightweight AI assistant supporting Claude, GPT-4, and Gemini
87,232 stars
Open WebUI
Self‑hosted AI platform with offline LLM, RAG, and extensible UI
123,023 stars
Lobe Chat
Modern ChatGPT/LLM UI with multi-modal support and plugins
71,970 stars