# 7 Best Open Source Alternatives for DataFast

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

Looking for the best open source alternative for DataFast? Compare 7 verified free and open source alternatives to DataFast (Umami, Plausible, OpenWebAnalytics) with license details, self-hosting requirements, and practical trade-offs.

## DataFast Overview & Subscription Cost
- **Product**: DataFast
- **Category**: [analytics](https://caniforkit.com/category/analytics)
- **Paid Subscription Price**: $35/month per seat
- **1-Seat Annualized Cost**: $420/year
- **5-Person Team Annualized Cost**: $2,100/year
- **10-Person Team Annualized Cost**: $4,200/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 DataFast or rebuilding it from scratch, deploy one of the 7 battle-tested open-source alternatives like Umami.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [Umami](https://caniforkit.com/fork/umami) | Open Source | MIT | Self-host | ★ 40k | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-umami) |
| [Plausible](https://caniforkit.com/fork/plausible) | Open Source | Open Source | Self-host | ★ 29.8k | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-plausible) |
| [OpenWebAnalytics](https://caniforkit.com/fork/openwebanalytics) | Open Source | Open Source | Self-host | ★ 2.7k | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-openwebanalytics) |
| [Swetrix](https://caniforkit.com/fork/swetrix) | Open Source | Open Source | Self-host | ★ 1.2k | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-swetrix) |
| [Betterlytics](https://caniforkit.com/fork/betterlytics) | Open Source | Open Source | Self-host | ★ 180 | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-betterlytics) |
| [HitKeep](https://caniforkit.com/fork/hitkeep) | Open Source | Open Source | Self-host | ★ 105 | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-hitkeep) |
| [Prisme Analytics](https://caniforkit.com/fork/prisme-analytics) | Open Source | Open Source | Self-host | ★ 136 | [Compare vs DataFast](https://caniforkit.com/vs/datafast-vs-prisme-analytics) |

## In-Depth Alternative Profiles

### Umami
- **Fork Page**: [Umami Profile](https://caniforkit.com/fork/umami)
- **Head-to-Head Comparison**: [DataFast vs Umami](https://caniforkit.com/vs/datafast-vs-umami)
- **Official Website**: https://umami.is
- **Source Code Repository**: https://github.com/umami-software/umami
- **License**: MIT
- **Runs On**: Self-host
- **GitHub Stars**: 40k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: A lightweight, open-source alternative to Google Analytics that respects user privacy and provides valuable insights.
- **The Catch vs DataFast**: It is far shallower for cohorts, retention, experimentation, taxonomy governance and behavioral analysis than Amplitude.
- **Installation**: Create an Umami Cloud account or deploy the Node application with Docker Compose and PostgreSQL
- **Setup**: None for hosted signup; self-hosting requires Docker or Node hosting and a PostgreSQL database
- **Data Storage**: A self-hosted deployment stores analytics and account data in PostgreSQL; Umami Cloud stores it in Umami's managed service

### Plausible
- **Fork Page**: [Plausible Profile](https://caniforkit.com/fork/plausible)
- **Head-to-Head Comparison**: [DataFast vs Plausible](https://caniforkit.com/vs/datafast-vs-plausible)
- **Official Website**: https://plausible.io
- **Source Code Repository**: https://github.com/plausible/analytics/
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 29.8k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Simple, open-source web analytics tool that respects user privacy and provides valuable insights without compromising data protection.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/plausible/analytics/ or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### OpenWebAnalytics
- **Fork Page**: [OpenWebAnalytics Profile](https://caniforkit.com/fork/openwebanalytics)
- **Head-to-Head Comparison**: [DataFast vs OpenWebAnalytics](https://caniforkit.com/vs/datafast-vs-openwebanalytics)
- **Official Website**: https://www.openwebanalytics.com
- **Source Code Repository**: https://github.com/Open-Web-Analytics/Open-Web-Analytics
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 2.7k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Open-source web analytics platform offering comprehensive visitor tracking, customizable dashboards, and data ownership for websites and applications.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/Open-Web-Analytics/Open-Web-Analytics or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Swetrix
- **Fork Page**: [Swetrix Profile](https://caniforkit.com/fork/swetrix)
- **Head-to-Head Comparison**: [DataFast vs Swetrix](https://caniforkit.com/vs/datafast-vs-swetrix)
- **Official Website**: https://swetrix.com/
- **Source Code Repository**: https://github.com/swetrix/swetrix-api
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 1.2k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Privacy-first web analytics with real-time dashboards, session replays, error tracking, A/B testing, and GDPR compliance out of the box. No cookies, no consent banners.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/swetrix/swetrix-api or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Betterlytics
- **Fork Page**: [Betterlytics Profile](https://caniforkit.com/fork/betterlytics)
- **Head-to-Head Comparison**: [DataFast vs Betterlytics](https://caniforkit.com/vs/datafast-vs-betterlytics)
- **Official Website**: https://betterlytics.io
- **Source Code Repository**: https://github.com/betterlytics/betterlytics
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 180
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: GDPR-compliant web analytics with real-time insights, session replay, and funnel tracking. No cookies, no tracking, no consent banners required.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/betterlytics/betterlytics or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### HitKeep
- **Fork Page**: [HitKeep Profile](https://caniforkit.com/fork/hitkeep)
- **Head-to-Head Comparison**: [DataFast vs HitKeep](https://caniforkit.com/vs/datafast-vs-hitkeep)
- **Official Website**: https://hitkeep.com/
- **Source Code Repository**: https://github.com/PascaleBeier/hitkeep
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 105
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Self-hosted or managed web analytics with zero external dependencies. Cookie-free tracking, full data sovereignty, and single binary deployment for organizations that own their data.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/PascaleBeier/hitkeep or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Prisme Analytics
- **Fork Page**: [Prisme Analytics Profile](https://caniforkit.com/fork/prisme-analytics)
- **Head-to-Head Comparison**: [DataFast vs Prisme Analytics](https://caniforkit.com/vs/datafast-vs-prisme-analytics)
- **Official Website**: https://www.prismeanalytics.com
- **Source Code Repository**: https://github.com/prismelabs/analytics
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 136
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Prisme offers customizable, GDPR-compliant web analytics with real-time insights, unlimited data retention, and bot filtering.
- **The Catch vs DataFast**: Requires self-hosting setup, updates, and server maintenance compared to managed DataFast.
- **Installation**: Clone https://github.com/prismelabs/analytics or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

## Frequently Asked Questions

### What is the best free alternative to DataFast?
The top free alternative to DataFast is Umami (open source, MIT). A lightweight, open-source alternative to Google Analytics that respects user privacy and provides valuable insights. Other popular DataFast replacements include Plausible, OpenWebAnalytics, Swetrix.

### How much does switching from DataFast to a free alternative save?
DataFast starts at $35/month per seat ($420/year). Switching a 5-person team to a free alternative like Umami saves $2,100 per year in software subscription fees.

### What is the catch when switching away from DataFast?
While Umami replaces core DataFast features without subscription fees, the real-world trade-off is: It is far shallower for cohorts, retention, experimentation, taxonomy governance and behavioral analysis than Amplitude.

## Related

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