Free open-source bar inventory vs paid apps—pick the constraint you care about
This is not a hit piece. Cloud bar inventory products are good at cloud jobs. Open Source Barware is free, local, and open source—for operators who want counts and variance without a seat tax.
Cost, ownership, POS, variance, multi-venue, offline, lock-in.
| Product | Cost | Data ownership | POS | Variance | Multi-venue | Offline / local | Lock-in |
|---|---|---|---|---|---|---|---|
| Open Source Barware | Free (GPLv3) | Local files you control | Manual / file inputs | Bottle, category, shift | Supported in program | Yes — runs on your machines | None — open source |
| Backbar | Freemium — free 1-location tier; $79–99/mo | Vendor cloud | Cloud integrations (plan-dependent) | Strong product focus | Cloud multi-location | Cloud-first | Account + vendor cloud required |
| Partender | Paid SaaS — from $199/mo | Vendor cloud | Cloud ecosystem | Fast tap-the-bottle counting | Cloud multi-location | App + cloud | Subscription seats, annual term |
| Bar Patrol | Paid SaaS — $49–69/mo | Vendor cloud | Vendor workflows | Scale-based counting | Plan-dependent | Cloud-first | Subscription |
| Provi | Free for buyers — account + license | Vendor ecosystem | Strong ordering / vendor path | Not the same job as local counts | Vendor network | Cloud | US-only; needs your distributors onboarded |
Feature claims for third-party products change by plan and market. Treat the table as decision framing, not a vendor brochure. Verify current pricing and capabilities on each vendor's site before you buy.
When paid SaaS is the better pick
- You need multi-location cloud sync and vendor-managed onboarding more than you need local control.
- Your group already standardized on a cloud inventory stack and the cost is not the pain—integration is.
- You want purchasing/ordering network features that live inside a specific vendor ecosystem (e.g. ordering platforms).
When Open Source Barware wins
- You refuse another $50–$300/mo seat tax for basic counts.
- You want bottle-level variance on machines you control.
- You want open source you can audit—not a black box export later.
- Parent systems thinking lives at Intelligent Hospitality Systems; the free product is here.
FAQ
Is Open Source Barware really free forever?
Yes. GPLv3. No subscription required to run the core program.
Why not just use Backbar or Partender?
Sometimes you should. Backbar has a free tier for a single location and Provi is free for buyers, so "free" alone is not the difference. Cloud apps win on hosted multi-user sync and vendor workflows. Open Source Barware wins when you want the software and the files in your own hands — GPLv3 source, runs locally, no account, no cloud required, nothing to cancel. Different jobs.
Is Open Source Barware just the cheapest option?
No — several competitors have free plans. The difference is custody. Their free tiers still require an account and their cloud; ours requires neither. You keep the program and your inventory files whether or not we exist.
Do I need an account?
No account required to download and run. Optional email is for release notes only.