head to head · open source
GreaterWMS vs witness
GreaterWMS has 4,381 GitHub stars, 1,165 forks, 77 open issues and last shipped yesterday. witness has 546 stars, 82 forks, 75 open issues and last shipped 2 days ago. GreaterWMS leads on adoption by 702% (4,381 vs 546 stars). GreaterWMS is written in Python under Apache-2.0; witness is written in Go under Apache-2.0. GreaterWMS has attracted 27% as many forks as stars, witness 15%. GreaterWMS 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.
← all 8884 open source comparisons
Side by side
| GreaterWMS | witness | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 546 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 1.2K | ⑂ 82 |
| 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 witness if
- You want the witness feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and witness 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 witness
Witness is an Apache 2.0 Go command line framework from the CNCF in toto ecosystem that creates and verifies signed attestations about how software artifacts were built, and it is aimed at platform, release, and security engineers who must prove artifact provenance across a software development lifecycle.
read the full witness overview →
More in Business Software
Related comparisons
More ERP & Operations projects
Compare either of these against the rest of the ERP & Operations field.
Frequently asked questions
Is GreaterWMS or witness more popular?
GreaterWMS has 4,381 GitHub stars and witness has 546. GreaterWMS has the larger community by that measure.
Are GreaterWMS and witness free?
Both are open source. GreaterWMS is licensed under Apache-2.0 and witness under Apache-2.0. Neither carries a licence fee.
What is the difference between GreaterWMS and witness?
GreaterWMS is written in Python and witness in Go. 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 witness?
Choose GreaterWMS if you want the larger community (4,381 stars) or its Apache-2.0 licence terms. Choose witness if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.