Open Source Alternatives

Browse commercial software and the open-source projects that can replace it.

447 of 447 alternatives

DataDog

27 open-source alternatives

DataDog alternatives listed by the directory.

Jira

22 open-source alternatives

Plan, track, and release world-class software with the number one project management tool for agile teams.

Monday

22 open-source alternatives

Streamline workflows, gain clear visibility across teams, and empower smarter decisions with AI seamlessly woven into your work.

Supabase

20 open-source alternatives

An open-source Firebase alternative, providing database, authentication, real-time subscriptions, and storage capabilities with a PostgreSQL database.

WordPress

20 open-source alternatives

WordPress alternatives listed by the directory.

Mixpanel

19 open-source alternatives

Mixpanel alternatives listed by the directory.

Notion

19 open-source alternatives

An all-in-one workspace for note-taking, project management, knowledge sharing, and collaboration across teams.

Slack

19 open-source alternatives

Slack alternatives listed by the directory.

Google Analytics

17 open-source alternatives

Google Analytics alternatives listed by the directory.

Obsidian

17 open-source alternatives

A powerful markdown-based knowledge base that works on local files, helping you build a personal knowledge graph for better learning and idea management.

BetterStack

16 open-source alternatives

BetterStack alternatives listed by the directory.

Cloudflare Analytics

16 open-source alternatives

Cloudflare Analytics alternatives listed by the directory.

Splunk

16 open-source alternatives

Splunk alternatives listed by the directory.

Webflow

16 open-source alternatives

Webflow alternatives listed by the directory.

Microsoft Teams

15 open-source alternatives

Cloud-based collaboration app for messaging, video calls, meetings, and file sharing. Integrates with Office 365 for seamless communication and productivity.

ChatGPT

14 open-source alternatives

An AI chatbot, capable of understanding and generating human-like text, assisting in conversations, answering queries, and more.

Claude

14 open-source alternatives

A next generation AI assistant built for work and trained to be safe, accurate, and secure.

Cursor

14 open-source alternatives

AI-powered code editor that enhances programming productivity with intelligent autocomplete, code generation, and real-time assistance for developers.

Discord

14 open-source alternatives

A free voice, video, and text chat app for gamers and non-gamers alike. Chat, hang out, and stay close with your friends and communities.

Kiro

14 open-source alternatives

An agentic development environment that makes it easy for developers to ship real engineering work with the help of AI agents

Linear

14 open-source alternatives

Streamlines issues, projects, and roadmaps. Purpose-built for modern product development.

Claude Code

13 open-source alternatives

Advanced AI coding assistant that helps developers write, debug, and optimize code across multiple programming languages with intelligent suggestions and explanations.

ElasticSearch

13 open-source alternatives

ElasticSearch alternatives listed by the directory.

Firebase

13 open-source alternatives

Firebase alternatives listed by the directory.