Void vs GitLab Duo
Void and GitLab Duo are both popular tools in the Code Generation space. Void uses a open-source model starting at Free, while GitLab Duo is paid from $19/mo. Void offers a free tier, while GitLab Duo does not. Below we break down features, pricing, strengths, and weaknesses to help you decide which tool fits your workflow best.
Last updated: March 2026
Quick Verdict
Choose Void if you want the open-source cursor alternative with full data privacy.. Void's biggest strengths include fully open-source with no vendor lock-in and complete data privacy with local model option. Plus, it has a free tier to get started. Choose GitLab Duo if you prefer ai-powered devsecops built into the gitlab platform.. Key advantages include ai integrated across the entire devsecops lifecycle and single platform eliminates tool sprawl. It's also rated higher (3.9 vs 3.7).
The open-source Cursor alternative with full data privacy.
AI-powered DevSecOps built into the GitLab platform.
| Void | GitLab Duo | |
|---|---|---|
| Pricing | Free | $19/mo |
| Free Tier | Yes | No |
| Pricing Model | Open-source | Paid |
| Rating | ★ 3.7 | ★ 3.9 |
| Categories | Code Generation, AI Code Editors | Code Generation, DevOps & Infrastructure |
| Key Features | 6 features | 6 features |
| Feature | Void | GitLab Duo |
|---|---|---|
| Open-source AI code editor based on VS Code | ✓ | — |
| Bring-your-own LLM provider support | ✓ | — |
| Local model support via Ollama | ✓ | — |
| AI chat with codebase context | ✓ | — |
| Inline code editing and generation | ✓ | — |
| Full VS Code extension compatibility | ✓ | — |
| AI code suggestions in the GitLab Web IDE | — | ✓ |
| Merge request summaries and review assistance | — | ✓ |
| AI-powered vulnerability explanation and resolution | — | ✓ |
| CI/CD pipeline generation from natural language | — | ✓ |
| Code explanation and documentation generation | — | ✓ |
| Root cause analysis for failed pipelines | — | ✓ |
Void
Pros
- + Fully open-source with no vendor lock-in
- + Complete data privacy with local model option
- + Familiar VS Code interface and extensions
- + Free to use with any LLM provider
Cons
- − Less polished AI experience than Cursor
- − Early-stage project with ongoing development
- − Local models require significant hardware
GitLab Duo
Pros
- + AI integrated across the entire DevSecOps lifecycle
- + Single platform eliminates tool sprawl
- + Strong security features with vulnerability resolution
- + Natural language CI/CD pipeline generation
Cons
- − Requires GitLab Premium or Ultimate subscription
- − AI features less capable than dedicated tools like Copilot
- − Lock-in to the GitLab ecosystem
The Bottom Line
Choose Void if: you want the open-source cursor alternative with full data privacy.. It has a free tier to get started, which GitLab Duo lacks. It's completely free to use. Keep in mind: less polished ai experience than cursor.
Choose GitLab Duo if: you prefer ai-powered devsecops built into the gitlab platform.. It holds a higher user rating (3.9 vs 3.7). Keep in mind: requires gitlab premium or ultimate subscription.
Both tools compete in the Code Generation space. The right choice depends on your specific needs, team size, and budget.
Cursor
GitHub Copilot
Windsurf
Claude Code
TabNine
Bolt