The High-Velocity
Open-Source Enterprise CRM
Ditch bloated legacy CRMs. CRX delivers multi-tenant workspace isolation, CPQ proposal e-signatures, visual Kanban pipelines, and a native Model Context Protocol (MCP) AI server in under 25ms.
Everything You Need to Scale Sales
Designed from the ground up to eliminate SaaS vendor lock-in and deliver instant page transitions without client-side bloat.
Multi-Tenant Workspaces
Strict multi-tenant boundary scoping at the database level. Switch seamlessly between multiple independent workspaces with zero cross-tenant data contamination.
CPQ & Public Digital Signatures
Generate professional Configure, Price, Quote (CPQ) proposals with automated tax and discounts. Share tokenized public links where clients review and legally sign.
Native MCP AI Server
First-class Model Context Protocol (MCP) server integrated at /api/mcp. Autonomous AI agents can query records, extract insights, and run workflows directly.
12 Dynamic Custom Field Types
Extend any entity on-the-fly. Full support for Multi-Select, Star Ratings, Currency, Booleans, Dates, and Text Areas—automatically rendered in tables and CSV exports.
Granular RBAC & Custom Roles
Define custom roles beyond Owner/Admin. Use visual permission matrices to control exact capabilities across Companies, Contacts, Deals, and Export actions.
Smart Duplicate Merge Engine
Automated duplicate detection with one-click record consolidation. Re-parents all associated deals, tasks, timeline events, and notes before soft-deleting duplicates.
Multilingual & Native RTL
Engineered for global deployment. Complete localization for English, French, and Arabic with true Right-to-Left (RTL) CSS design system integration.
Spreadsheet Inline Cell Editing
Edit table cell values in real-time with instant keyboard navigation, optimistic UI updates, and zero whole-page reload overhead via /api/inline-update.
Recycle Bin & Audit Log
Complete peace of mind. Non-destructive soft-delete lifecycles across all records with instant 1-click restore or permanent purge capabilities.
Why Modern Engineers Choose CRX
See how CRX compares to legacy enterprise monoliths and resource-heavy JavaScript alternatives.
| Capability / Metric | CRX CRM (Spartan) | Twenty CRM (NestJS) | Laravel / Filament | HubSpot / Salesforce |
|---|---|---|---|---|
| Base RAM Footprint | ~2.0 MB ⚡ | ~250 - 350 MB | ~35 - 55 MB | Cloud-only ($$$) |
| Framework Boot Time | < 1.5 ms | ~1,100 ms | ~55 - 80 ms | Closed SaaS |
| API Response Latency | ~18 - 25 ms | ~85 - 180 ms | ~60 - 120 ms | ~150 - 450 ms |
| DB Throughput (Ops/sec) | 64,000+ ops/s (WAL) | ~4,500 ops/s | ~8,000 ops/s | Rate-limited API |
| Native MCP AI Protocol | ✓ Native (/api/mcp) | ✗ REST only | ✗ Custom build | Einstein ($$$$) |
| CPQ Proposals & Digital E-Sign | ✓ Built-in & Public Link | ✗ 3rd-party add-on | ✗ Custom package | Expensive Tier ($150+/mo) |
| Multi-Tenant Isolation | ✓ Native workspace_id | Complex PG Schemas | Tenancy Package | Multi-org ($$$$) |
| Deployment Simplicity | Zero-config (Single PHP) | 6+ Docker Containers | PHP + Redis + Queue | Vendor Lock-in |
| License & Ownership | 100% MIT Open Source | AGPL-3.0 / Commercial | MIT / Paid Plugins | $25 - $300 / user / mo |
Engineered for Extreme Velocity
Audited directly against live production workloads running in SQLite WAL mode.
Frequently Asked Questions
Got questions? We've got answers.
.env file. Changing DB_CONNECTION=mysql immediately switches dialects without altering your business logic.
/api/mcp, giving agents structured tools to look up clients, update deals, and create notes.
/quote/32d55...) that can be sent to clients. The client reviews the proposal and signs digitally—instantly updating your CRM stage to Won.
Deploy Your Enterprise CRM in 60 Seconds
Run full CRM operations with sub-30ms latencies on your own servers. Zero vendor lock-in, zero per-seat fees.