Best Open Source Web Development Tools in 2026

Piwigo

Databases & Storage Web Development IT Management

Self-hosted photo library with albums, controls, and plugins

stars 3.8Klicense GPL-2.0lang PHP

Photo Management Self Hosted CMS+4

LittleLink

Web Development Business & Productivity No-Code & Low-Code

Self-hosted link-in-bio page with no database or monthly fees

stars 2.9Klicense MITlang HTML

Link Management & Shorteners Self Hosted No Code+4

Pagecord

Communication & Collaboration Web Development Marketing & Growth

Write an email to post to your self-hosted blog automatically

stars 168license NOASSERTIONlang Ruby

Blogging Self Hosted CMS+4

Sylius

Web Development APIs & Integration Backend Development

Headless Symfony commerce for complex B2B and B2C stores

stars 8.5Klicense MITlang PHP

E-commerce Headless CMS Developer Framework+5

BigchainDB

Databases & Storage Web Development Finance & Fintech

Blockchain database with high throughput and low latency

stars 4Klicense Apache-2.0lang Python

Database Web3 API Development Tools+4

Bagisto

Web Development Business & Productivity APIs & Integration

Laravel eCommerce with headless API and no transaction fees

stars 26.6Klicense MITlang PHP

E-commerce Marketplace Developer Framework+4

Saleor

Web Development APIs & Integration Backend Development

Open source headless e-commerce platform with GraphQL API

stars 22.9Klicense BSD-3-Clauselang Python

E-commerce Headless CMS API Development Tools+5

PouchDB

Databases & Storage Web Development Developer Tools

JavaScript database that syncs with CouchDB, works offline

stars 17.6Klicense Apache-2.0lang JavaScript

Database Developer Framework API Development Tools+3

21st.dev

Web Development Design & Creative Developer Tools

Browse and install production-ready shadcn/ui components via CLI

stars 1.9Klicense MITlang TypeScript

UI/UX Design Developer Framework Developer Tools+2

Falkon

Web Development Developer Tools Security & Monitoring

Speed-first browser for KDE Plasma with built-in ad blocking

stars 461license GPL-3.0lang C++

Web Browsers Privacy Tools Security+1

Sulu

Web Development Developer Tools Product & Project Management

Enterprise-ready open source CMS built on Symfony

stars 1.3Klicense MITlang PHP

CMS Headless CMS Developer Framework+4

Decap CMS

Web Development Business & Productivity Developer Tools

Git-based content management for static site generators

stars 19Klicense MITlang JavaScript

CMS Headless CMS Blogging+4

Category

Explore by categories

All

Web Development

Backend Development

APIs & Integration

Developer Tools

DevOps & CI/CD

Cloud & Hosting

LLMOps & AI Tooling

Databases & Storage

No-Code & Low-Code

Customer Support

IT Management

Marketing & Growth

Finance & Fintech

Product & Project Management

AI & Machine Learning

Data & Analytics

Communication & Collaboration

Business & Productivity

Design & Creative

Security & Monitoring

Web & App Development

Piwigo

LittleLink

Pagecord

Sylius

BigchainDB

Bagisto

Saleor

PouchDB

21st.dev

Falkon

Sulu

Decap CMS

Piwigo

LittleLink

Pagecord

Sylius

BigchainDB

Bagisto

Saleor

PouchDB

21st.dev

Falkon

Sulu

Decap CMS