| What it does | Free, open-source desktop and web app for Meta's Muse Code CLI
| Free online network diagnostics and developer tools for engineers and IT professionals
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| Stage | Not given
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| Founded | Not given
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| Based in | IN
| BD
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| Pricing model | Open source
| Free
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| Pricing | Free, MIT licensed, no paid tier, no trial, no seats, no account. Runs on your existing Muse Code subscription.
| Web Utility Suite: Free forever with complete access to all web-based diagnostic tools via browser, unlimited queries, no registration required. Programmatic API: Coming Soon.
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| Key features | - Projects and sessions grouped by working directory and git worktrees
- Resume sessions including those started in the terminal TUI
- Inline diffs in the thread at the turn that produced them
- Every agent approval surfaced and never bypassed
- Cost tracking at published API rates per thread
- Full keyboard navigation with command palette
- File viewer with source, Markdown, image, video and PDF preview
- Remote daemon support for running the agent on another machine
- VS Code extension available
- Native Windows support with PowerShell
| - IP Lookup with geolocation, ISP, and ASN detection
- DNS Lookup and query of multiple record types (A, AAAA, MX, CNAME, TXT, NS, SOA, CAA, PTR)
- Subnet Calculator for IPv4 CIDR blocks and network calculations
- Port Checker for TCP port connectivity testing
- SSL Certificate Checker with expiration and TLS protocol verification
- WHOIS Lookup for domain registration details
- JSON Formatter and Validator with tree view and syntax error detection
- Base64 Encoder and Decoder with file and image support
- cURL to Code Converter supporting 7 programming languages
- UUID v4 and UUID v7 generator with RFC 9562 compliance
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| What makes it different | - No additional cost or billing on top of existing Muse Code subscription
- Credentials stay with the muse CLI, never stored by Helicon
- Native Windows support without requiring WSL
- MIT licensed open-source with no company behind it
- Sessions and approvals never bypassed or batched
| - 100% free with no account, email, or payment required
- Native Node.js execution for sub-second response times without queue delays
- Privacy-focused with zero query logging and strict SSRF security filters
- 28 tools in one place covering both network diagnostics and developer utilities
- All tools run in browser with no software installation or configuration required
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 11 ▼ −1 (down) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 14 | 0 |
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| Citation Flow (Majestic) | 27 | 20 |
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| Referring domains (Majestic) | 34 | 4 |
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Helicon