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Open Source Projects using AWS

A curated collection of the 289 best open source software using AWS. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Free instant whiteboard with real-time collaboration
  • Stars

    51,207
  • Last commit

    6 hours ago
  • License

    Unknown
Virtual whiteboard that works instantly on any device, no signup required, with real-time multiplayer collaboration built in.

Open Source Alternative to:

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

    46,361
  • Last commit

    6 hours ago
  • License

    MIT
Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security.

Open Source Alternative to:

Headless CMS for developers, built with Node.js
  • Stars

    45,624
  • Last commit

    6 hours ago
  • License

    MIT
A powerful, flexible, and developer-friendly content management system that prioritizes customization and scalability.

Open Source Alternative to:

Cultivate vibrant online communities with ease
  • Stars

    48,046
  • Last commit

    6 hours ago
  • License

    GPL-2.0
A powerful, customizable platform for building and managing online forums, fostering engaging discussions and collaborative spaces.

Open Source Alternative to:

High-performance vector database for GenAI applications
  • Stars

    46,563
  • Last commit

    7 hours ago
  • License

    Apache-2.0
Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Open Source Alternative to:

Build internal tools rapidly without coding
  • Stars

    41,179
  • Last commit

    7 hours ago
  • License

    AGPL-3.0
Open-source low-code platform for creating custom internal tools, dashboards, and admin panels with a drag-and-drop interface

Open Source Alternative to:

Privacy-first knowledge base that connects your notes
  • Stars

    45,460
  • Last commit

    1 day ago
  • License

    AGPL-3.0
Local-first, open-source knowledge management tool with bidirectional linking, outlines, flashcards, PDF annotations, and whiteboards for building a connected second brain.

Open Source Alternative to:

Open source LLM engineering platform for AI-powered applications
  • Stars

    Stars growing over the last 30 days36,898
  • Last commit

    7 hours ago
  • License

    MIT
Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.

Open Source Alternative to:

Open-source coding agent for your IDE and terminal
  • Stars

    36,400
  • Last commit

    14 hours ago
  • License

    Apache-2.0
Runs source-controlled AI checks on every pull request, enforcing your engineering standards as native GitHub status checks with suggested fixes.

Open Source Alternative to:

Unlock Product Insights with Open-Source Analytics
  • Stars

    40,600
  • Last commit

    6 hours ago
  • License

    MIT
All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

Open Source Alternative to:

Empower your team to build custom internal tools rapidly
  • Stars

    41,153
  • Last commit

    12 hours ago
  • License

    Apache-2.0
Low-code platform for creating powerful internal tools and dashboards with drag-and-drop ease, robust integrations, and customizable workflows.

Open Source Alternative to:

Visual builder for AI agents and LLM workflows
  • Stars

    55,542
  • Last commit

    3 months ago
  • License

    Apache-2.0
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.

Open Source Alternative to:

Manage Linux servers with ease through a modern web interface
  • Stars

    37,343
  • Last commit

    10 hours ago
  • License

    GPL-3.0
Comprehensive web-based tool for Linux server administration with integrated website, database, container, and LLM management capabilities.

Open Source Alternative to:

Secure collaboration platform for mission-critical work
  • Stars

    39,510
  • Last commit

    6 hours ago
  • License

    Unknown
Mattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and privacy requirements.

Open Source Alternative to:

AI coding agent and CLI for complex terminal workflows
  • Stars

    27,659
  • Last commit

    1 month ago
  • License

    Apache-2.0
Terminal-based coding agent powered by Grok 4.5 that plans, builds, tests, and deploys across any codebase with parallel subagents and plugin support.

Open Source Alternative to:

Open-source e-commerce for modern developers
  • Stars

    37,059
  • Last commit

    6 hours ago
  • License

    MIT
Flexible, customizable e-commerce platform with headless architecture, built-in features, and extensive plugin ecosystem for scalable online stores.

Open Source Alternative to:

Scale-out SQL database for real-time analytics
  • Stars

    40,701
  • Last commit

    6 hours ago
  • License

    Apache-2.0
Distributed SQL database combining OLTP and OLAP capabilities, offering horizontal scalability, high availability, and real-time analytics.

Open Source Alternative to:

Local AWS emulator with no account, gates, or paid tiers
  • Stars

    Stars growing over the last 30 days27,815
  • Last commit

    7 hours ago
  • License

    MIT
Run AWS services locally in development and CI without an account, quotas, or feature restrictions. MIT licensed, no telemetry.

Open Source Alternative to:

Zero-config VPN with WireGuard for secure networking
  • Stars

    Stars growing over the last 30 days38,534
  • Last commit

    6 hours ago
  • License

    BSD-3-Clause
Deploy a modern WireGuard-based VPN with zero configuration. Connect devices securely across clouds, VPCs, and on-premises networks without firewall rules.

Open Source Alternative to:

Fast, collaborative wiki for teams who need organized docs
  • Stars

    41,145
  • Last commit

    11 hours ago
  • License

    BUSL-1.1
Team knowledge base with real-time collaboration, AI-powered search, Slack integration, and self-hosting support for internal docs and wikis.

Open Source Alternative to:

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

    27,834
  • Last commit

    6 hours ago
  • License

    MIT
Open source AI coding agent with 500+ models, bring-your-own-key support, and specialized modes for writing, debugging, and planning code across IDEs and CLI.

Open Source Alternative to:

Your personal cloud OS for simple, elegant home servers
  • Stars

    37,521
  • Last commit

    1 month ago
  • License

    Apache-2.0
CasaOS is an open-source personal cloud system that makes it easy to set up and manage your own home server

Open Source Alternative to:

Open-source data platform for effortless content management
  • Stars

    38,799
  • Last commit

    10 hours ago
  • License

    Unknown
A versatile headless CMS and API engine that simplifies data management, content creation, and application development.

Open Source Alternative to:

Advanced vulnerability detection and management platform
  • Stars

    32,543
  • Last commit

    7 hours ago
  • License

    MIT
Monitor infrastructure for exploitable vulnerabilities with real-time detection, automated workflows, and zero false positives.

Open Source Alternative to:

End-to-end open source software delivery platform
  • Stars

    38,798
  • Last commit

    8 hours ago
  • License

    Apache-2.0
Streamline code delivery with an open-source CI/CD platform featuring Git integration, fast pipelines, and hosted development environments.

Open Source Alternative to:

Secure storage and access control for secrets and sensitive data
  • Stars

    36,462
  • Last commit

    7 hours ago
  • License

    Unknown
Manages tokens, passwords, certificates, and encryption keys through a UI, CLI, or HTTP API, with dynamic credentials and encryption-as-a-service built in.

Open Source Alternative to:

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

    30,248
  • Last commit

    1 day ago
  • License

    AGPL-3.0
Self-hostable bookmark manager that saves links, notes, images, and PDFs, then automatically tags and organizes them using AI for faster retrieval.

Open Source Alternative to:

Track your net worth across accounts and assets
  • Stars

    54,204
  • Last commit

    1 year ago
  • License

    AGPL-3.0
Personal finance tracker that consolidates accounts, investments, and assets into a single net worth dashboard with goal tracking and projections.

Open Source Alternative to:

Open blueprints for governed, always-on AI agents
  • Stars

    22,919
  • Last commit

    6 hours ago
  • License

    Apache-2.0
Collection of open blueprints combining models, agent harnesses, and runtime controls to deploy specialized autonomous AI agents with policy-based guardrails.

Open Source Alternative to:

Open source infrastructure as code tool
  • Stars

    30,703
  • Last commit

    12 hours ago
  • License

    MPL-2.0
A community-driven, truly open-source fork of Terraform for managing cloud infrastructure through code.

Open Source Alternative to:

Secure secret management for modern development teams
  • Stars

    30,219
  • Last commit

    6 hours ago
  • License

    MIT
End-to-end encrypted secret management platform for seamless integration and enhanced security in development workflows.

Open Source Alternative to:

Open-source vector database for AI search and retrieval
  • Stars

    29,625
  • Last commit

    3 days ago
  • License

    Apache-2.0
Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Open Source Alternative to:

Secure, private photo storage and sharing solution
  • Stars

    29,841
  • Last commit

    10 hours ago
  • License

    AGPL-3.0
End-to-end encrypted cloud storage for photos and videos, offering privacy, security, and seamless cross-device syncing.

Open Source Alternative to:

Visual React editor with real-time code updates
  • Stars

    27,083
  • Last commit

    12 days ago
  • License

    Apache-2.0
Onlook is an open-source desktop app that allows you to visually edit React applications and automatically write changes back to your code in real-time.

Open Source Alternative to:

Automate workflows with no-code integration platform
  • Stars

    25,343
  • Last commit

    6 hours ago
  • License

    MIT
Open-source integration platform for seamless workflow automation. Connect apps, automate tasks, and boost productivity effortlessly.

Open Source Alternative to:

Zero Trust networking with WireGuard-based secure connectivity
  • Stars

    30,565
  • Last commit

    7 hours ago
  • License

    Unknown
Open source platform combining WireGuard overlay networks with Zero Trust access controls. Features SSO, MFA, device posture checks, and granular policies for secure remote connectivity.

Open Source Alternative to:

Screen recorder with instant sharing and a built-in editor
  • Stars

    Stars growing over the last 30 days24,271
  • Last commit

    7 hours ago
  • License

    AGPL-3.0
Record your screen in Instant, Studio, or Screenshot mode, then share via a link with auto-generated transcripts, chapters, and summaries.

Open Source Alternative to:

High-performance object storage designed for AI workloads
  • Stars

    61,288
  • Last commit

    6 months ago
  • License

    AGPL-3.0
Open source S3-compatible object storage optimized for cloud-native and AI applications, delivering unmatched performance and scalability

Open Source Alternative to:

Cost-effective log aggregation that indexes labels, not full text
  • Stars

    29,111
  • Last commit

    6 hours ago
  • License

    AGPL-3.0
Horizontally scalable, multi-tenant log aggregation system that stores and queries logs using label-based indexing instead of full-text indexing, keeping storage costs low.

Open Source Alternative to:

Branded short links with analytics and conversion tracking
  • Stars

    25,084
  • Last commit

    7 days ago
  • License

    AGPL-3.0
Link management platform for marketing teams with custom domains, UTM builder, A/B testing, geo-targeting, QR codes, and real-time conversion analytics.

Open Source Alternative to:

Build unlimited AI apps locally with zero vendor lock-in
  • Stars

    22,166
  • Last commit

    9 hours ago
  • License

    Apache-2.0
Create full-stack AI applications using any model or tool. Run entirely on your machine with complete privacy, flexibility, and control over your code.

Open Source Alternative to:

All-in-one workspace for project, chat, and docs
  • Stars

    28,042
  • Last commit

    20 hours ago
  • License

    EPL-2.0
Combines project management, team chat, virtual office, and collaborative docs into a single platform. A self-hostable alternative to Linear, Jira, Slack, and Notion.

Open Source Alternative to: