Top Open Source Projects using AWS S3

A curated collection of the 157 best open source software using AWS S3. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

OpenClaw

An open source AI assistant that runs on your own hardware and reaches you through Discord, Slack, WhatsApp and other chat channels.

Alternative to:

ChatGPT

An AI assistant that acts, not just answers

Stars
389,062
Forks
81,758
Last commit
5 days ago

OpenCode

An open source AI coding agent for the terminal, with a beta desktop build and installs through every major package manager.

Alternative to:

Cursor

AI coding agent for terminal, IDE, and desktop

Stars
205,329

Paperclip

A self-hosted control plane that gives teams of AI agents an org chart, budgets, approvals and audit trails from one dashboard.

Alternative to:

Lindy

Org chart, budgets, and governance for AI agent teams

LobeChat

Open source workspace for hiring, scheduling and supervising a team of AI agents that keeps working while you are away.

Alternative to:

ChatGPT

Manage, build, and run AI agent teams around the clock

Stars
82,296

Zed

High-performance multiplayer code editor from the creators of Atom and Tree-sitter, for developers on macOS, Linux and Windows.

Alternative to:

Cursor

High-performance code editor built for speed and AI

Stars
89,864

Strapi

A self-hosted headless CMS that turns visually defined content models into REST and GraphQL APIs for any frontend or device.

Alternative to:

Contentful

Headless CMS with REST and GraphQL APIs out of the box

Stars
73,083

Twenty

A CRM whose objects, views and workflows are defined as code, aimed at technical teams that outgrow configurable SaaS tools.

Alternative to:

HubSpot

Build a custom CRM without the proprietary lock-in

Stars
56,365

Coolify

A self-hostable alternative to Heroku and Vercel that deploys applications, databases and services onto servers you already own.

Alternative to:

Vercel

Deploy apps, databases, and services to your own server

Stars
61,496

Cherry Studio

A cross-platform desktop client for running many LLM providers and local models side by side, with assistants, documents and MCP support.

Alternative to:

ChatGPT

Multi-model AI desktop client with local-first privacy

Stars

Ghost

A headless Node.js CMS for professional, independent publishing, installed through its own CLI and run on your server or hosted.

Alternative to:

Kajabi

Publishing platform for blogs, newsletters, and paid memberships

Stars
55,191

Joplin

An offline-first note and to-do app in Markdown, synced with end-to-end encryption across desktop, mobile and the cloud you choose.

Alternative to:

Evernote

Encrypted note-taking that syncs across all your devices

Stars
56,260

LibreChat

A self-hosted chat interface that puts every model provider, agent, tool and file workflow behind one familiar conversation UI.

Alternative to:

ChatGPT

One interface for all your AI models and conversations

Stars
42,875

Puter

A self-hostable desktop environment in the browser, with everyday apps for users and cloud, AI and storage APIs for developers.

Alternative to:

Dropbox

A full desktop environment that runs in your browser

Stars
43,424

Rocket.Chat

A self-hosted communications platform for organizations with strict data protection needs, covering messaging, voice, federation and customer conversations.

Alternative to:

Slack

Self-hosted team messaging with voice, video, and AI

Stars

Tldraw

A React SDK for building infinite canvas apps, shipping a whiteboard out of the box and custom shapes when you need them.

Alternative to:

Miro

Free instant whiteboard with real-time collaboration

Stars
50,179

Hyperswitch

Modular payments infrastructure that routes transactions across more than 120 processors, for teams that want to own their payment stack.

Alternative to:

Dodo Payments

Open source payment orchestrator for global transactions

Stars

Payload

Next.js native headless CMS that installs into an existing app folder, giving developers a TypeScript backend and an extensible React admin.

Alternative to:

Contentful

Headless CMS for developers, built with Node.js

Stars
44,601

ToolJet

Open source platform for building internal tools, admin panels and dashboards on top of existing databases, APIs and SaaS systems.

Alternative to:

Retool

Build internal tools rapidly without coding

Stars
40,858

Postiz

Self-hostable social media scheduling tool with analytics, team collaboration and an API, covering platforms like X, Bluesky, Mastodon and Discord.

Alternative to:

Buffer

Schedule, analyze, and manage 30+ social media accounts

Stars
35,562

CopilotKit

SDK for developers building agent-native apps, adding chat, generative UI, shared state and human-in-the-loop across web, mobile and chat platforms.

Alternative to:

Voiceflow

Build AI copilots for your product in hours, not months

Stars

Novu

Open-source communication infrastructure that sends product notifications and connects agents to Inbox, email, SMS, push, chat and messaging channels.

Alternative to:

OneSignal

Multi-channel notification infrastructure for apps

Stars
39,876

AppSmith

Low-code platform for building internal tools such as dashboards, admin panels and customer 360 views, then deploying and maintaining them.

Alternative to:

Retool

Empower your team to build custom internal tools rapidly

Stars
40,827

PostHog

Product analytics suite bundling events, session replays, feature flags, experiments, surveys and error tracking into one platform for product teams.

Alternative to:

Google Analytics

Unlock Product Insights with Open-Source Analytics

Stars

Grok Build

Terminal coding agent that reads a codebase, edits files, runs shell commands and manages long tasks from a full-screen interface.

Alternative to:

Cursor

AI coding agent and CLI for complex terminal workflows

Langfuse

LLM engineering platform where teams trace, evaluate, debug and version-control the prompts and runs behind an AI application.

Alternative to:

LangSmith

Open source LLM engineering platform for AI-powered applications

Stars
34,268

Medusa

Commerce platform with a customization framework for developers building B2B, DTC, marketplace or point of sale storefronts.

Alternative to:

Shopify

Open-source e-commerce for modern developers

Stars
36,164

FastGPT

AI agent building platform with knowledge bases and visual workflow orchestration, for teams shipping retrieval backed assistants without writing glue code.

Alternative to:

Voiceflow

Build powerful AI knowledge bases with ease

Stars
29,591

Kilo

Open source AI coding agent for VS Code, JetBrains and the terminal, with 500 plus models billed at provider rates.

Alternative to:

Cursor

AI coding agent for VS Code, JetBrains, CLI, and Cloud

Stars
27,201

Outline

Team knowledge base built with React and Node.js, for groups that want a fast wiki they can host themselves.

Alternative to:

Notion

Fast, collaborative wiki for teams who need organized docs

Stars
40,474

Directus

A backend that wraps any SQL database with instant REST and GraphQL APIs plus a visual studio for non-technical teammates.

Alternative to:

Contentful

Open-source data platform for effortless content management

Stars
37,786

Karakeep

A self-hosted bookmarking app for links, notes, images and PDFs, with automatic AI tagging, full page archival and mobile clients.

Alternative to:

Raindrop.io

Save links, notes, and images. AI tags them for you.

Stars
28,873

Chroma

An embeddings database for AI applications, with an API of four functions and an in-memory mode that needs no server.

Alternative to:

Pinecone

Open-source vector database for AI search and retrieval

Stars
29,239

OpenTofu

A community-driven infrastructure as code tool for building, changing and versioning infrastructure across cloud providers and in-house systems.

Alternative to:

HCP Terraform

Open source infrastructure as code tool

Stars
30,105

Infisical

Secret management platform for engineering teams, reaching into certificates, key management and privileged access from one self-hostable place.

Alternative to:

AWS Secrets Manager

Secure secret management for modern development teams

Stars

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Top Open Source Projects using AWS S3

A curated collection of the 157 best open source software using AWS S3. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

OpenClaw

OpenCode

Paperclip

LobeChat

Zed

Strapi

Twenty

Coolify

Cherry Studio

Ghost

Joplin

LibreChat

Puter

Rocket.Chat

Tldraw

Hyperswitch

Payload

ToolJet

Postiz

CopilotKit

Novu

AppSmith

PostHog

Grok Build

Langfuse

Medusa

FastGPT

Kilo

Outline

Directus

Karakeep

Chroma

OpenTofu

Infisical

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