head to head · open source
sellbird vs oms-erp
sellbird has 4,775 GitHub stars, 1,013 forks, 30 open issues and last shipped yesterday. oms-erp has 1,929 stars, 364 forks, 1 open issues and last shipped 11 months ago. sellbird leads on adoption by 148% (4,775 vs 1,929 stars). sellbird is written in Python under AGPL-3.0; oms-erp is written in Java under Apache-2.0. sellbird has attracted 21% as many forks as stars, oms-erp 19%. sellbird 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
| sellbird | oms-erp | |
|---|---|---|
| GitHub stars | ★ 4.8K | ★ 1.9K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Python | Java |
| Last push | 2026-11-07 | 2025-12-24 |
| Forks | ⑂ 1.0K | ⑂ 364 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick sellbird if
- You weight community size — 4.8K stars and counting
- You want the AGPL-3.0 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 sellbird
The open source outreach platform that runs on your Claude or ChatGPT plan. Sellbird finds companies that need what you sell, finds the person who decides, checks their email address, writes each one a personal cold email, sends it and handles the replies. It runs on your own machine, and by default nothing goes out until you approve it. Harvey is now Sellbird. Same project, same history, new name. Already running Harvey? Your setup carries over: see Upgrading from Harvey. Prefer not to run it yourself? sellbird.ai is the hosted version, with sending domains, inboxes and warmup set up for you. It's in early…
read the full sellbird 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 sellbird or oms-erp more popular?
sellbird has 4,775 GitHub stars and oms-erp has 1,929. sellbird has the larger community by that measure.
Are sellbird and oms-erp free?
Both are open source. sellbird is licensed under AGPL-3.0 and oms-erp under Apache-2.0. Neither carries a licence fee.
What is the difference between sellbird and oms-erp?
sellbird 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, sellbird or oms-erp?
Choose sellbird if you want the larger community (4,775 stars) or its AGPL-3.0 licence terms. Choose oms-erp if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.