Become a sponsor to SKY, LLC.
UFFS (Ultra Fast File Search) is a benchmark-driven NTFS search engine for Windows, written in Rust.
It reads the Master File Table directly, builds a compact persisted index, and answers targeted queries in 0–3 ms daemon-side — with full benchmarks published, so you can verify every number yourself.
Sponsorships fund
- 🔏 Windows code-signing certificate — removes SmartScreen "unknown publisher" warnings for every user
- 📊 Benchmark infrastructure & hardware — keeps the published numbers honest and reproducible
- 📦 Release engineering & packaging
- 📚 Documentation & quickstart improvements
- 🤝 Enterprise pilot support
Open source — forever
The core engine, daemon, CLI, and MCP server are open source under MPL-2.0 — no telemetry, no lock-in.
Built and maintained by SKY, LLC.
Featured work
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skyllc-ai/UltraFastFileSearch
Ultra-fast file search for Windows using NTFS MFT
Rust 31
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$5 a month
SelectCommunity Supporter
You keep UFFS alive — directly funding release engineering, benchmark upkeep, and documentation.
- Your name on the supporters wall (optional)
- Backing fast, honest, open-source NTFS tooling
$15 a month
SelectEarly Access Supporter
For people who want a say in where UFFS goes.
- Everything in Community Supporter
- A vote in roadmap / feature-priority polls
- Early heads-up on upcoming releases and benchmark results
$50 a month
SelectPower User Supporter
Get closer to the engineering.
- Everything in Early Access Supporter
- A seat in quarterly group Q&A sessions with the team — ask anything about the roadmap, benchmark methodology, or architecture
$100 a month
SelectCompany Supporter
Put your company behind the engine your team relies on.
- Company name & logo on the UFFS supporters page
- Priority weighting in roadmap feedback
- Recognition in release notes
$500 a month
SelectDesign Partner (Light)
Help steer where UFFS goes next.
- Everything in Company Supporter
- Quarterly 30-minute call with the engineering lead
- Your team's workflows inform roadmap prioritization
- Earliest notice of enterprise-relevant packaging/deployment work
$1,500 a month
SelectStrategic Design Partner
A direct line into the roadmap.
- Everything in Design Partner
- Dedicated Slack or email channel with the team
- Your deployment scenarios tested as first-class use cases
- Direct input into the enterprise packaging roadmap
- Public acknowledgment as a founding sponsor