# 1 Best Open Source Alternative for Microsoft SharePoint

Canonical: https://caniforkit.com/microsoft-sharepoint
Last updated: 2026-11-07

Looking for the best open source alternative for Microsoft SharePoint? Compare 1 verified free and open source alternatives to Microsoft SharePoint (OpenCloud) with license details, self-hosting requirements, and practical trade-offs.

## Microsoft SharePoint Overview & Subscription Cost
- **Product**: Microsoft SharePoint
- **Category**: [cloud storage](https://caniforkit.com/category/cloud-storage)
- **Paid Subscription Price**: $25/month per seat
- **1-Seat Annualized Cost**: $300/year
- **5-Person Team Annualized Cost**: $1,500/year
- **10-Person Team Annualized Cost**: $3,000/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for Microsoft SharePoint or rebuilding it from scratch, deploy one of the 1 battle-tested open-source alternatives like OpenCloud.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [OpenCloud](https://caniforkit.com/fork/opencloud) | Open Source | Apache-2.0 | Self-host | ★ 6.3k | [Compare vs Microsoft SharePoint](https://caniforkit.com/vs/microsoft-sharepoint-vs-opencloud) |

## In-Depth Alternative Profiles

### OpenCloud
- **Fork Page**: [OpenCloud Profile](https://caniforkit.com/fork/opencloud)
- **Head-to-Head Comparison**: [Microsoft SharePoint vs OpenCloud](https://caniforkit.com/vs/microsoft-sharepoint-vs-opencloud)
- **Official Website**: https://opencloud.eu/
- **Source Code Repository**: https://github.com/opencloud-eu/opencloud
- **License**: Apache-2.0
- **Runs On**: Self-host
- **GitHub Stars**: 6.3k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, mobile, web, self-hosted, docker to self-host
- **Summary**: Self-hostable cloud file management and collaboration platform with an integrated office suite, zero-trust security, and GDPR compliance for teams and organizations.
- **The Catch vs Microsoft SharePoint**: Its integration ecosystem and administration are younger and thinner than Box's, while all server operations become the user's job.
- **Installation**: Use the documented Docker Compose and Traefik stack; a single-binary deployment is also possible
- **Setup**: Docker, a domain and open ports, reverse-proxy and TLS configuration, and operational responsibility for the storage directory
- **Data Storage**: The base deployment stores file data and metadata in its configured POSIX instance directory; an optional decomposed backend stores blobs in S3 and metadata on POSIX storage

## Frequently Asked Questions

### What is the best free alternative to Microsoft SharePoint?
The top free alternative to Microsoft SharePoint is OpenCloud (open source, Apache-2.0). Self-hostable cloud file management and collaboration platform with an integrated office suite, zero-trust security, and GDPR compliance for teams and organizations.

### How much does switching from Microsoft SharePoint to a free alternative save?
Microsoft SharePoint starts at $25/month per seat ($300/year). Switching a 5-person team to a free alternative like OpenCloud saves $1,500 per year in software subscription fees.

### What is the catch when switching away from Microsoft SharePoint?
While OpenCloud replaces core Microsoft SharePoint features without subscription fees, the real-world trade-off is: Its integration ecosystem and administration are younger and thinner than Box's, while all server operations become the user's job.

## Related

- [cloud storage Software Category Hub](https://caniforkit.com/category/cloud-storage)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)