10+ Best Open Source Projects using Preact in 2026

Hanko

Secure, passwordless authentication for modern web apps

Stars
8,912
Forks
1,012
Last commit
6 days ago

Streamline user authentication with passwordless login, enhancing security and user experience for your web applications.

Open Source Alternative to:

Clerk

Plasmic

Visual builder that integrates with your codebase for unlimited app development

Stars
6,765
Forks
675
Last commit
11 hours ago

Build web apps, internal tools, and customer portals fast with visual editing, drag-and-drop design, and seamless codebase integration. Deploy anywhere without limits.

Open Source Alternative to:

Webflow

Rocket.Chat

Secure, flexible team communication platform

Stars
45,246
Forks
13,547
Last commit
8 hours ago

Open-source chat solution offering real-time messaging, video calls, and file sharing for teams of all sizes.

Open Source Alternative to:

Discord

Tailscale

Zero-config VPN with WireGuard for secure networking

Stars
31,229
Forks
2,521
Last commit
9 hours ago

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:

Zerotier

Bluesky

Social media reimagined for community and connection

Stars
17,933
Forks
2,709
Last commit
8 hours ago

A decentralized social network focused on fostering meaningful interactions and giving users control over their data and experience.

Open Source Alternative to:

Facebook

WooCommerce

Open-source ecommerce platform for WordPress

Stars
10,276
Forks
10,699
Last commit
8 hours ago

Build and manage online stores with customizable features, extensions, and themes for businesses of all sizes.

Open Source Alternative to:

Shopify

Formbricks

Privacy-first surveys that respect your data ownership

Stars
12,172
Forks
2,227
Last commit
9 hours ago

Open source experience management platform for gathering user feedback on websites and apps. GDPR-compliant with self-hosting options and seamless integrations.

Open Source Alternative to:

Google Forms

Botpress

Build powerful AI agents with cutting-edge LLM technology

Stars
14,671
Forks
2,252
Last commit
8 hours ago

A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.

Open Source Alternative to:

Voiceflow

Builder

Visual development platform for modern web experiences

Stars
8,658
Forks
1,149
Last commit
15 hours ago

Drag-and-drop interface for creating and optimizing digital experiences, with headless CMS and powerful integrations.

Open Source Alternative to:

WordPress

CourseLit

Create, sell, and manage online courses with ease

Stars
1,154
Forks
234
Last commit
8 hours ago

An open-source platform for building and selling online courses, featuring customizable themes, integrated payments, and user management.

Open Source Alternative to:

Udemy

Streamdal

Code-native data privacy for real-time applications

Stars
615
Forks
16
Last commit
2 months ago

Embed privacy controls in your code to detect and protect PII, preventing unintended data exposure and building trust through secure data handling.

Midori Browser

Fast, secure, and privacy-focused web browsing

Stars
297
Forks
19
Last commit
22 hours ago

Midori Browser is a lightweight, fast, and secure browser that protects users' privacy, available for Windows, Linux, and Android.

Open Source Alternative to:

Firefox

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Hanko

Secure, passwordless authentication for modern web apps

Stars
8,912
Forks
1,012
Last commit
6 days ago

Streamline user authentication with passwordless login, enhancing security and user experience for your web applications.

Open Source Alternative to:

Clerk

Plasmic

Visual builder that integrates with your codebase for unlimited app development

Stars
6,765
Forks
675
Last commit
11 hours ago

Build web apps, internal tools, and customer portals fast with visual editing, drag-and-drop design, and seamless codebase integration. Deploy anywhere without limits.

Open Source Alternative to:

Webflow

Rocket.Chat

Secure, flexible team communication platform

Stars
45,246
Forks
13,547
Last commit
8 hours ago

Open-source chat solution offering real-time messaging, video calls, and file sharing for teams of all sizes.

Open Source Alternative to:

Discord

Tailscale

Zero-config VPN with WireGuard for secure networking

Stars
31,229
Forks
2,521
Last commit
9 hours ago

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:

Zerotier

Bluesky

Social media reimagined for community and connection

Stars
17,933
Forks
2,709
Last commit
8 hours ago

A decentralized social network focused on fostering meaningful interactions and giving users control over their data and experience.

Open Source Alternative to:

Facebook

WooCommerce

Open-source ecommerce platform for WordPress

Stars
10,276
Forks
10,699
Last commit
8 hours ago

Build and manage online stores with customizable features, extensions, and themes for businesses of all sizes.

Open Source Alternative to:

Shopify

Formbricks

Privacy-first surveys that respect your data ownership

Stars
12,172
Forks
2,227
Last commit
9 hours ago

Open source experience management platform for gathering user feedback on websites and apps. GDPR-compliant with self-hosting options and seamless integrations.

Open Source Alternative to:

Google Forms

Botpress

Build powerful AI agents with cutting-edge LLM technology

Stars
14,671
Forks
2,252
Last commit
8 hours ago

A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.

Open Source Alternative to:

Voiceflow

Builder

Visual development platform for modern web experiences

Stars
8,658
Forks
1,149
Last commit
15 hours ago

Drag-and-drop interface for creating and optimizing digital experiences, with headless CMS and powerful integrations.

Open Source Alternative to:

WordPress

CourseLit

Create, sell, and manage online courses with ease

Stars
1,154
Forks
234
Last commit
8 hours ago

An open-source platform for building and selling online courses, featuring customizable themes, integrated payments, and user management.

Open Source Alternative to:

Udemy

Streamdal

Code-native data privacy for real-time applications

Stars
615
Forks
16
Last commit
2 months ago

Embed privacy controls in your code to detect and protect PII, preventing unintended data exposure and building trust through secure data handling.

Midori Browser

Fast, secure, and privacy-focused web browsing

Stars
297
Forks
19
Last commit
22 hours ago

Midori Browser is a lightweight, fast, and secure browser that protects users' privacy, available for Windows, Linux, and Android.

Open Source Alternative to:

Firefox

Open Source Projects using Preact

A curated collection of the 12 best open source software using Preact. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Browse tools using Preact by category

AI Agent Platforms using Preact

Authentication & SSO Providers using Preact

Chatbot Platforms using Preact

Collaborative Workspaces using Preact

Course Creation Platforms using Preact

Decentralized Social Networks using Preact

Feedback & Feature Request Management Tools using Preact

Form Builder Tools using Preact

Frontend Development Tools using Preact

Full-Stack E-commerce Tools using Preact

Headless CMS Tools using Preact

Low-Code/No-Code Platforms using Preact

PII Detection & Protection Tools using Preact

Survey Tools using Preact

Team Chat & Messaging Tools using Preact

UI/UX Design Tools using Preact

Video Conferencing & Virtual Office Tools using Preact

VPN & Secure Access Tools using Preact

VPN & Secure Tunnels using Preact

Web Browsers using Preact

Website Builders using Preact

Browse tools using Preact by category

AI Agent Platforms using Preact

Authentication & SSO Providers using Preact

Chatbot Platforms using Preact

Collaborative Workspaces using Preact

Course Creation Platforms using Preact

Decentralized Social Networks using Preact

Feedback & Feature Request Management Tools using Preact

Form Builder Tools using Preact

Frontend Development Tools using Preact

Full-Stack E-commerce Tools using Preact

Headless CMS Tools using Preact

Low-Code/No-Code Platforms using Preact

PII Detection & Protection Tools using Preact

Survey Tools using Preact

Team Chat & Messaging Tools using Preact

UI/UX Design Tools using Preact

Video Conferencing & Virtual Office Tools using Preact

VPN & Secure Access Tools using Preact

VPN & Secure Tunnels using Preact

Web Browsers using Preact

Website Builders using Preact