head to head · open source
oms-erp vs harvey
oms-erp has 1,928 GitHub stars, 363 forks, 1 open issues and last shipped 10 months ago. harvey has 1,716 stars, 337 forks, 12 open issues and last shipped today. oms-erp leads on adoption by 12% (1,928 vs 1,716 stars). oms-erp is written in Java under Apache-2.0; harvey is written in Python under MIT. oms-erp has attracted 19% as many forks as stars, harvey 20%. harvey 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
| oms-erp | harvey | |
|---|---|---|
| GitHub stars | ★ 1.9K | ★ 1.7K |
| License | Apache-2.0 | MIT |
| Written in | Java | Python |
| Last push | 2025-12-24 | 2026-10-20 |
| Forks | ⑂ 363 | ⑂ 337 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick oms-erp if
- You weight community size — 1.9K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick harvey if
- You want the harvey feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and harvey fits your workflow better
About oms-erp
English 简体中文 🔺开源的新零售业务中台OMS 🔺介绍 帮助企业和个人解决以下的问题 🔺软件展示和业务架构 业务架构 通过汇总源于京东、淘宝、天猫、抖音和拼多多等渠道订单，并在业务中台内部转化成内部订单，整合订单中心和采购中心与库存中心、财务中心的业务流程，使企业的订单、库存和财务三方数据形成铁三角。 技术架构 基于spring cloud 微服务框架 支持多租户体系 微服务工作流Zeebe和activiti 报表自定义等功能，除了上述的应用功能，还将Redis、MyBatis、分布式事务saga、分布式锁和检索等一系列服务组件化，便于二次开发。 🔺特技 云原生 开发 部署 测试 使用说明 🔺联系方式和试用 🔺安装教程 暂无 🔺使用说明 暂无 🔺参与贡献 暂无
read the full oms-erp overview →
About harvey
Harvey An autonomous sales agent that runs on your Claude Code or Codex subscription. Harvey finds businesses worth selling to, learns something specific about each one, writes cold email that references it, sends it, reads the replies, and works the conversation toward a meeting. It runs on your machine, in a loop, on its own. The unusual part: there is no model API bill. Harvey uses your Claude Pro or Max subscription through Claude Code, or your ChatGPT subscription through Codex. Model calls use the plan you already pay for, without an API key or per token API billing. Claude is the default; Codex is an opt…
read the full harvey overview →
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Frequently asked questions
Is oms-erp or harvey more popular?
oms-erp has 1,928 GitHub stars and harvey has 1,716. oms-erp has the larger community by that measure.
Are oms-erp and harvey free?
Both are open source. oms-erp is licensed under Apache-2.0 and harvey under MIT. Neither carries a licence fee.
What is the difference between oms-erp and harvey?
oms-erp is written in Java and harvey in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, oms-erp or harvey?
Choose oms-erp if you want the larger community (1,928 stars) or its Apache-2.0 licence terms. Choose harvey if its feature set, stack or MIT licence fits better. Both are self-hostable.