LOCAL SEARCH, REDEFINED

Find anything.
Even inside it.

A fast, local search engine for your files,
documents, source code, and everything inside them.

3 RESULTS0.04 SEC
PDF
camera_manual.pdfp. 24

...recharge the battery before first use...

↗
TXT
shopping-list.txtLine 8

...spare battery for the camera...

↗
XLSX
travel-budget.xlsxPacking · B12

Battery charger

↗

Windows x64 · Linux x64 · Your files stay local

01 / FIND THE INFORMATION

Files are only
the container.

Traditional desktop search tells you where a file is.
Such can tell you where the information is.

FILE SEARCH
PDF
notes_2026.pdf4.8 MB · Modified yesterday
→SEARCH DEEPER
INFORMATION SEARCH
notes_2026.pdfp. 47
“...a small garden grows best with morning sunlight...”
94% MATCH

02 / ONE COMMAND

Search inside.

One command.
Documents, spreadsheets, presentations and source code.

SUCH COMMAND⌘ K
/inside morning sunlight
TXTPDFDOCXHWPXPPTXXLSXC++PythonRust+ MORE

EVERYDAY SEARCH

Make the search your own.

A native local-search tool for Windows x64 and Linux x64. Find what you need from the desktop search field or your terminal.

Narrow it down

Filter by extension and date. Follow /; detail search with /inside to search text within the files you already found.

such projectA /; /inside renderer

Run when you need it

No startup entry or resident service. Indexing workers run on demand and exit when their work is finished.

such scan

Take your index with you

On Linux, export and import an index as a .sidx snapshot. Keep the original search-folder paths to avoid a fresh full crawl.

such snapshot export archive.sidx
Explore commands and usage

03 / LOCAL BY DEFAULT

Your files.
Your machine.

Search happens locally. Your private documents do not need to leave your computer to become searchable.

INDEX
On-device
QUERY
Local
DATA
Yours

BENCHMARK / v1.3.5 MEASURED

Search speed, in numbers.

Measured on Linux x64 with synthetic datasets of 10,000, 100,000 and 500,000 files. The results below use 500,000 files, comparing Such with a prebuilt index loaded in memory against GNU find and ripgrep scanning files directly.

Initial indexing
59.72 s

500,000 files · one measurement

Peak indexing memory
1,202.8 MiB

Maximum RSS of the indexing process

Initial index size
334.3 MiB

Dataset contains about 60% text files

500,000-file search · median milliseconds, lower is faster
QueryMatchesComparison toolSuch engine
Exact filename1258.4444GNU find0.0517
Filename with no match0243.1365GNU find0.0364
Broad filename99,999247.0513GNU find60.6055
DWG extension100,000260.4385GNU find50.4201
File content /inside301533.4290ripgrep2.3306

Engine timings keep the Runtime in memory and exclude GUI latency and index loading. Searching a prebuilt index and scanning files directly use different mechanisms.

AMD EPYC 9V74 · 5 logical CPUs · 5.8 GiB RAM · overlayfs · warm OS page cache. Engine: 5 warmups + 40 measurements; comparison tools: 2 + 7. Such requires index creation and updates. File-change detection latency was not measured.

Linux Fix5 Runtime results. Windows Explorer, Windows Search, the Windows DLL and GUI performance were not measured.

Reports and reproduction files

Original reports are in Korean. The reports use separate measurement runs, so their figures differ. The table above uses the search comparison CSV.

Full benchmark SHA-256 (TXT)

DOWNLOAD

Start on your own machine.

Download Such and search your files and everything inside them, locally.

TOTAL WINDOWS DOWNLOADS

Counts download starts.

Such for Windows

Windows x64 installer · v1.3.5

Download for Windows

3.2 MB · Run the downloaded .exe file to install Such.

Source code and other releases

OPEN SOURCE / BUILD TOGETHER

An open-source project.

Such's public source code, documentation, and build tools are available under Apache 2.0. Explore the code, report an issue, or contribute an improvement.

04 / SUPPORT OPEN DEVELOPMENT

Back the search.

Such's public source and build tools are open. Help us keep fast local search moving forward.

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STOP LOOKING FOR FILES.

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