head to head · open source
harvey vs oms-erp
harvey has 4,053 GitHub stars, 844 forks, 12 open issues and last shipped yesterday. oms-erp has 1,929 stars, 364 forks, 1 open issues and last shipped 10 months ago. harvey leads on adoption by 110% (4,053 vs 1,929 stars). harvey is written in Python under MIT; oms-erp is written in Java under Apache-2.0. harvey has attracted 21% as many forks as stars, oms-erp 19%. 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
| harvey | oms-erp | |
|---|---|---|
| GitHub stars | ★ 4.1K | ★ 1.9K |
| License | MIT | Apache-2.0 |
| Written in | Python | Java |
| Last push | 2026-11-02 | 2025-12-24 |
| Forks | ⑂ 844 | ⑂ 364 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick harvey if
- You weight community size — 4.1K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick oms-erp if
- You want the oms-erp feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and oms-erp fits your workflow better
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 →
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 →
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Frequently asked questions
Is harvey or oms-erp more popular?
harvey has 4,053 GitHub stars and oms-erp has 1,929. harvey has the larger community by that measure.
Are harvey and oms-erp free?
Both are open source. harvey is licensed under MIT and oms-erp under Apache-2.0. Neither carries a licence fee.
What is the difference between harvey and oms-erp?
harvey is written in Python and oms-erp in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, harvey or oms-erp?
Choose harvey if you want the larger community (4,053 stars) or its MIT licence terms. Choose oms-erp if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.