head to head · open source
oms-erp vs Atomic CRM
oms-erp has 1,928 GitHub stars, 363 forks, 1 open issues and last shipped 10 months ago. Atomic CRM has 1,391 stars, 880 forks, 19 open issues and last shipped yesterday. oms-erp leads on adoption by 39% (1,928 vs 1,391 stars). oms-erp is written in Java under Apache-2.0; Atomic CRM is written in TypeScript under MIT. oms-erp has attracted 19% as many forks as stars, Atomic CRM 63%. Atomic CRM was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (crm), so they are genuine substitutes rather than adjacent tools.
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 | Atomic CRM | |
|---|---|---|
| GitHub stars | ★ 1.9K | ★ 1.4K |
| License | Apache-2.0 | MIT |
| Written in | Java | TypeScript |
| Last push | 2025-12-24 | 2026-10-19 |
| Forks | ⑂ 363 | ⑂ 880 |
| 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 Atomic CRM if
- You want the Atomic CRM feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Atomic CRM 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 Atomic CRM
Atomic CRM A full featured CRM built with React, shadcn admin kit, and Supabase. Atomic CRM is free and open source. You can test it online at . Features 📇 Organize Contacts : Keep all your contacts in one easily accessible place. ⏰ Create Tasks & Set Reminders : Never miss a follow up or deadline. 📝 Take Notes : Capture important details and insights effortlessly. ✉️ Capture Emails : CC Atomic CRM to automatically save communications as notes. 📊 Manage Deals : Visualize and track your sales pipeline in a Kanban board. 🔄 Import & Export Data : Easily transfer contacts in and out of the system. 🔐 Control…
read the full Atomic CRM overview →
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Frequently asked questions
Is oms-erp or Atomic CRM more popular?
oms-erp has 1,928 GitHub stars and Atomic CRM has 1,391. oms-erp has the larger community by that measure.
Are oms-erp and Atomic CRM free?
Both are open source. oms-erp is licensed under Apache-2.0 and Atomic CRM under MIT. Neither carries a licence fee.
What is the difference between oms-erp and Atomic CRM?
oms-erp is written in Java and Atomic CRM 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, oms-erp or Atomic CRM?
Choose oms-erp if you want the larger community (1,928 stars) or its Apache-2.0 licence terms. Choose Atomic CRM if its feature set, stack or MIT licence fits better. Both are self-hostable.