Void vs Supermaven
Void and Supermaven are both popular tools in the Code Generation space. Void uses a open-source model starting at Free, while Supermaven is freemium from Free. Both offer a free tier to get started. Below we break down features, pricing, strengths, and weaknesses to help you decide which tool fits your workflow best.
Last updated: July 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. Choose Supermaven if you prefer fastest ai code completion with a million-token context window.. Key advantages include fastest code completion tool available and massive context window understands more of your code. It's also rated higher (3.9 vs 3.5).
The open-source Cursor alternative with full data privacy.
Fastest AI code completion with a million-token context window.
| Void | Supermaven | |
|---|---|---|
| Pricing | Free | Free |
| Free Tier | Yes | Yes |
| Pricing Model | Open-source | Freemium |
| Rating | ★ 3.5 | ★ 3.9 |
| Categories | Code Generation, AI Code Editors | Code Generation |
| Key Features | 6 features | 6 features |
| Feature | Void | Supermaven |
|---|---|---|
| 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 | ✓ | — |
| Ultra-low-latency code completions | — | ✓ |
| 1-million-token context window | — | ✓ |
| VS Code, JetBrains, and Neovim support | — | ✓ |
| Multi-line code suggestions | — | ✓ |
| Learns from your codebase and patterns | — | ✓ |
| Free tier with generous usage limits | — | ✓ |
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
Supermaven
Pros
- + Fastest code completion tool available
- + Massive context window understands more of your code
- + Free tier is genuinely useful for daily coding
- + Lightweight with minimal IDE impact
Cons
- − No chat or agentic features — completions only
- − Smaller team and community than major competitors
- − Limited language-specific optimizations
The Bottom Line
Choose Void if: you want the open-source cursor alternative with full data privacy.. It's completely free to use. Keep in mind: less polished ai experience than cursor.
Choose Supermaven if: you prefer fastest ai code completion with a million-token context window.. It's completely free to use. It holds a higher user rating (3.9 vs 3.5). Keep in mind: no chat or agentic features — completions only.
Both tools compete in the Code Generation space. The right choice depends on your specific needs, team size, and budget.
Cursor
GitHub Copilot
Windsurf
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TabNine
Bolt