The alternatives
n8n
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
n8n-io/n8n Updated 2026-05-01 huginn
Create agents that monitor and act on your behalf. Your agents are standing by!
huginn/huginn Updated 2026-05-01 airflow
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
apache/airflow Updated 2026-05-01 activepieces
AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents
activepieces/activepieces Updated 2026-04-30 Comparison notes
OSS alternatives typically require self-hosting and operational effort in exchange for predictable cost and full data control. Feature parity varies — evaluate each option against your specific workflow before committing.
Migration tips
- Export data from the SaaS before migration (most provide CSV/JSON exports)
- Pilot the OSS alternative with a subset of your team before full rollout
- Budget for self-hosting infrastructure and maintenance time
FAQ
Can I fully replace Zapier with an OSS tool?
Feature parity varies. Most OSS alternatives cover 70-90% of core workflows, but may lack polish, integrations, or specialized features. Pilot the alternative with a subset of your team before fully committing.
What's the cost of self-hosting?
Plan for ~$5-50/month in VPS costs (DigitalOcean, Hetzner, etc.) plus 2-8 hours/month in maintenance. For a team of 20+, self-hosting usually breaks even against SaaS pricing within 6-12 months.
Which alternative should I pick?
Sort by GitHub stars (a proxy for community health), check the last-pushed date (avoid unmaintained projects), and read recent issues to gauge responsiveness.