Open-source CRM · HRM · Custom software
We customize & build open-source business systems for real-world teams.
CRM & HRM platforms, self-hosted collaboration, custom software and AI integration — engineered with clean, upgrade-safe code and clear delivery.
Why choose Mien Trung Soft?
One partner, many platforms.
- Deep open-source expertise. SuiteCRM, SugarCRM, Vtiger, Espo, Twenty, MintHCM and Nextcloud.
- Integrations done right. Connect your CRM, HR, files, mail, accounting/ERP and AI.
- Maintainable code. PHP, Python, Node.js — clean, documented, CI-friendly.
Solutions we deliver
We tailor open-source platforms — and build custom software — to fit your workflows.
📊 CRM & Sales Automation
SuiteCRM
The world's most popular open-source CRM — our home turf.
Read more about SuiteCRMSugarCRM
Enterprise CRM customization and Sugar-to-open-source migration.
Read more about SugarCRM
TwentyCRM
The modern, developer-first CRM — customized and self-hosted.
Read more about TwentyCRM👥 HRM / HCM
MintHCM
Open-source Human Capital Management, tailored to your HR process.
Read more about MintHCM
🗂️ Collaboration & Digital Workplace
Nextcloud
Self-hosted files, docs and teamwork — connected to your CRM.
Read more about Nextcloud🛠️ Custom Software Development
Custom Software Development
Bespoke web apps, APIs and automation built around your business.
Read more about Custom Software DevelopmentCustom WordPress Development
Custom WordPress themes, plugins and integrations for content-driven sites.
Read more about Custom WordPress Development🤖 AI Integration
AI Integration
Bring LLMs, RAG and automation into the tools you already use.
Read more about AI IntegrationSupport & Consulting Services
Flexible hourly support packages for any platform we work with. All prices include VAT.
10 Hours
$35/hour
- Bug fixes & troubleshooting
- Quick question responses
- Minor customizations
- Email & chat support
50 Hours POPULAR
$30/hour
- All 10h package features
- Priority response time
- Dedicated Slack channel
- Monthly check-in calls
- FREE 1 Add-on included
100+ Hours
$25/hour
- All 50h package features
- Guaranteed SLA
- Direct developer access
- Quarterly strategy review
- FREE 2 Add-ons included
Notes:
Hours can be used for development, integration, support, training. Additional add-ons: 10% discount.
From first idea to a reliable product
A pragmatic, iteration-friendly way to get from concept to production.
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Discovery & architecture
We map your workflows, systems, and constraints and sketch an architecture that fits.
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Implementation in slices
Short iterations with visible results: new modules, automations, and dashboards.
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Go-live & training
We support your rollout, train your key users, and keep an eye on stability.
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Continuous improvements
New ideas, new regulations, new products – your system grows with you.
Technical focus
Clean, upgrade-safe, multi-platform code.
We build around each platform's extension points — modules, hooks, APIs and service layers — plus custom apps and AI. No core hacks, no surprises at the next update.
Ready to talk about your roadmap?
Send project briefOur clients
Selected teams that rely on our customization, integration and development work.
Latest articles & case studies
Thoughts and case studies on building real-world CRM, HRM and custom systems.
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