head to head · open source
GreaterWMS vs OpenConstructionERP
GreaterWMS has 4,381 GitHub stars, 1,165 forks, 77 open issues and last shipped yesterday. OpenConstructionERP has 823 stars, 259 forks, 2 open issues and last shipped yesterday. GreaterWMS leads on adoption by 432% (4,381 vs 823 stars). GreaterWMS is written in Python under Apache-2.0; OpenConstructionERP is written in TypeScript under AGPL-3.0. GreaterWMS has attracted 27% as many forks as stars, OpenConstructionERP 31%. OpenConstructionERP was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| GreaterWMS | OpenConstructionERP | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 823 |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 1.2K | ⑂ 259 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick GreaterWMS if
- You weight community size — 4.4K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick OpenConstructionERP if
- You want the OpenConstructionERP feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and OpenConstructionERP fits your workflow better
About GreaterWMS
GreaterWMS is an open source inventory and warehouse management system written in Python and built around Django, Django REST Framework, and a Quasar Vue.js frontend. The project is presented as a warehouse management system for supply chain operations, with topics covering inventory, warehouse management, and SCM. Its origin is described as a system derived from a Ford Asia Pacific after sales logistics warehousing supply chain process, and it is positioned for organizations that need a customizable base platform rather than a fixed commercial package.
read the full GreaterWMS overview →
About OpenConstructionERP
OpenConstructionERP is an open source, self hosted construction ERP under AGPL 3.0, aimed at construction companies and estimating teams that want BOQ, cost estimation, CAD/BIM takeoff, scheduling and tendering in one platform they run on their own infrastructure.
read the full OpenConstructionERP overview →
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Frequently asked questions
Is GreaterWMS or OpenConstructionERP more popular?
GreaterWMS has 4,381 GitHub stars and OpenConstructionERP has 823. GreaterWMS has the larger community by that measure.
Are GreaterWMS and OpenConstructionERP free?
Both are open source. GreaterWMS is licensed under Apache-2.0 and OpenConstructionERP under AGPL-3.0. Neither carries a licence fee.
What is the difference between GreaterWMS and OpenConstructionERP?
GreaterWMS is written in Python and OpenConstructionERP in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, GreaterWMS or OpenConstructionERP?
Choose GreaterWMS if you want the larger community (4,381 stars) or its Apache-2.0 licence terms. Choose OpenConstructionERP if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.