Open Source Alternatives

A set of over 6000 free MIT-licensed high-quality SVG icons for you to use in your web projects.

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.

The Open Source kanban, built with Meteor. GitHub issues/PRs are only for FLOSS Developers, not for support, support is at https://wekan.fi/commercial-support/ . New English strings for new features at imports/i18n/data/en.i18n.json . Non-English translations at https://app.transifex.com/wekan/wekan only.

Super Productivity is an advanced todo list app with integrated Timeboxing and time tracking capabilities. It also comes with integrations for Jira, GitLab, GitHub and Open Project.

A simpler site generator. Transforms a directory of templates (of varying types) into HTML.

Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

🧠 Leon is your open-source personal assistant.

Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.

QuestDB is a high performance, open-source, time-series database

Luckysheet upgraded to Univer

🚀🎉📚 APITable, an API-oriented low-code platform for building collaborative apps and better than all other Airtable open-source alternatives.

A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Scalable PaaS (automated Docker+nginx) - aka Heroku on Steroids

A fully open source & end-to-end encrypted note taking alternative to Evernote.

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

The open source Zapier alternative. Build workflow automation without spending time and money.

The Open Source DocuSign Alternative.

Open-source feature management platform

Bitwarden client apps (web, browser extension, desktop, and cli).

A glossy Matrix collaboration client for the web.

Open Source Qualtrics Alternative

Low-code platform allows you to build business apps, enables you to quickly create internal tools such as dashboard, crud app, admin panel, crm, cms, etc. Supports PostgreSQL, MySQL, Supabase, GraphQL, MongoDB, MSSQL, Rest API, Hugging Face, Redis, etc. Automate workflows with schedule or webhook. Open source Retool.

PLANKA is the Kanban-style project mastering tool for everyone

Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.

Open source annotation tool for machine learning practitioners.

A source-available invoice, quote, project and time-tracking app built with Laravel

highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.

The Open Source Firebase Alternative with GraphQL.

PrestaShop is the universal open-source software platform to build your e-commerce solution.

Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍

Modern open-source time-tracking app

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

Headless open-source eCommerce platform on top of PHP/Symfony/API Platform

Open Source Invoicing Solution for Individuals & Businesses

Open source neutral style icon system

Free and open log management

Official open source SVG icon library for Bootstrap.

🚀 The open-source alternative to Twilio.

Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript framework with multi-tenancy, lifecycle hooks, GraphQL API, and AI-assisted development via MCP server. Built for developers at large organizations.

Visual builder for React. Build apps, websites, and content. Integrate with your codebase.

HumHub is an Open Source Enterprise Social Network. Easy to install, intuitive to use and extendable with countless freely available modules.

Flagsmith is an open source feature flagging and remote config service. Self-host or use our hosted version at https://app.flagsmith.com.

🔥 🔥 🔥 The Open Source Retool Alternative

Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!

Zammad is a web based open source helpdesk/customer support system.

A clean, Markdown-based publishing platform made for writers. Write together and build a community.

Jitsu is an open-source Segment alternative. Fully-scriptable data ingestion engine for modern data teams. Set-up a real-time data pipeline in minutes, not days

A free and self-hosted PaaS alternative to Heroku / Netlify / Coolify / Vercel / Dokku / Portainer running on Kubernetes

A transactional, relational-graph-vector database that uses Datalog for query. The hippocampus for AI!