Open-source alternatives to the SaaS you’re tired of paying for
Every listing comes with a self-host difficulty score, a one-click deploy path, and an honest look at where it still falls short of the original. Own your tools — stop renting them.
Featured projects
Sponsored placements from projects & hosts we partner with.
Open-source Notion alternative built on Flutter and Rust
Fair-code workflow automation with 400+ integrations and native AI nodes
Open-source ERP suite whose CRM app rivals Salesforce and HubSpot
Simple, fast, privacy-focused web analytics in a single lightweight dashboard
Find an alternative to…
Pick the product you want to replace. We’ll show every open-source project that does its job.
Browse by category
Organized by the kind of SaaS being replaced.
Notes & Knowledge Base
13Self-hosted alternatives to Notion, Confluence, and Evernote — wikis, docs, and team knowledge bases you own.
Databases & Spreadsheets
9Open-source Airtable and Google Sheets alternatives — no-code databases, smart spreadsheets, and internal data apps.
Automation & iPaaS
8Self-hostable Zapier and Make alternatives — workflow automation and app-to-app integration engines.
CRM & Sales
11Open-source CRM alternatives to Salesforce, HubSpot, and Pipedrive — own your pipeline and customer data.
Product & Web Analytics
11Privacy-friendly, self-hosted alternatives to Google Analytics, Mixpanel, and Amplitude.
Password Managers & Secrets
9Self-hosted password managers and secret stores — alternatives to 1Password, LastPass, and Dashlane.
Email & Newsletters
10Self-hosted email servers and newsletter platforms — alternatives to Gmail, Mailchimp, and SendGrid.
Project Management & Kanban
12Open-source alternatives to Trello, Asana, Jira, and Monday — boards, sprints, and issue tracking you control.
File Storage & Sync
13Self-hosted Dropbox and Google Drive alternatives — file sync, sharing, and cloud storage on your own server.
Team Chat & Collaboration
10Open-source Slack, Discord, and Microsoft Teams alternatives — messaging and collaboration you host yourself.
Forms & Surveys
4Self-hosted alternatives to Typeform, Google Forms, and SurveyMonkey — collect responses without the per-seat tax.
Helpdesk & Support
6Open-source Zendesk, Intercom, and Freshdesk alternatives — ticketing, live chat, and customer support you own.
BI & Dashboards
8Self-hosted business-intelligence tools — open-source alternatives to Tableau, Looker, and Power BI.
Monitoring & Status Pages
11Self-hosted uptime monitoring and status pages — alternatives to Datadog, Pingdom, and StatusPage.
Scheduling & Booking
4Open-source Calendly alternatives — meeting scheduling and appointment booking on your own domain.
Self-Hosting Platforms & PaaS
10Open-source Heroku, Vercel, and Netlify alternatives — the platforms that make self-hosting everything else easy.
Most-starred projects
See allFair-code workflow automation with 400+ integrations and native AI nodes
Open-source Notion alternative built on Flutter and Rust
Open-source ERP suite whose CRM app rivals Salesforce and HubSpot
Open-source issue tracking, sprints, and roadmaps - a Jira and Linear alternative
Simple, fast, privacy-focused web analytics in a single lightweight dashboard
Fancy self-hosted uptime monitoring with a beautiful dashboard and status pages
Continuous peer-to-peer file synchronization between your own devices
