Tool Hub Use this section to open files, inspect formats, and reach the right viewer or utility fast.

Data & Specialized File Tools

Inspect data formats, certificate bundles, fonts, scientific files, and other specialized formats in-browser.

53 tools Data & Specialized File Tools Client-side first
Privacy: these viewers and utilities are designed for in-browser use first, so local files stay on your device unless a tool explicitly says otherwise.

Specialized Formats

Inspect security containers, scientific datasets, ebook containers, and modern/legacy font packages.

10 tools Back to top

Dataset Inspector .parquet .avro .orc .mat .h5 .hdf5 .rvt

Inspect Parquet, Avro, ORC, MAT, HDF5, and related binary dataset containers.

URL: https://manuals.plus/viewer/dataset
MIME: application/vnd.apache.parquet, application/avro, application/vnd.apache.orc, application/x-matlab-data, application/x-hdf5, application/octet-stream

RFA Viewer .rfa

Inspect Revit Family (.rfa) files with embedded preview extraction and metadata diagnostics.

URL: https://manuals.plus/viewer/rfa
MIME: application/octet-stream

DCM Viewer .dcm

Inspect DICOM (.dcm) tags and render best-effort grayscale previews for supported pixel data.

URL: https://manuals.plus/viewer/dcm
MIME: application/dicom

OTF Viewer .otf

Inspect and preview OpenType (.otf) fonts with table metadata and browser FontFace rendering.

URL: https://manuals.plus/viewer/otf
MIME: font/otf

Font Viewer .ttf .otf .ttc .otc .woff .woff2 .dfont .fon .fnt (more)

Preview and inspect OpenType/TrueType/Webfont and legacy font containers.

URL: https://manuals.plus/viewer/font
MIME: font/ttf, font/otf, font/collection, font/woff, font/woff2, application/octet-stream

Kindle eBook Inspector .mobi .azw .azw3

Inspect Kindle/Mobipocket ebook containers and metadata (.mobi/.azw/.azw3).

URL: https://manuals.plus/viewer/ebook
MIME: application/x-mobipocket-ebook, application/vnd.amazon.ebook

Data & Tables

Preview and inspect spreadsheets, tabular data, and legacy workbook formats in-browser.

43 tools Back to top

XLSX Viewer .xlsx

Open Microsoft Excel .xlsx workbooks online.

URL: https://manuals.plus/viewer/xlsx
MIME: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

XLSM Viewer .xlsm

Open macro-enabled Excel .xlsm workbooks online.

URL: https://manuals.plus/viewer/xlsm
MIME: application/vnd.ms-excel.sheet.macroEnabled.12

XLSB Viewer .xlsb

Open binary Excel .xlsb workbooks online.

URL: https://manuals.plus/viewer/xlsb
MIME: application/vnd.ms-excel.sheet.binary.macroEnabled.12

XLTM Viewer .xltm

Open macro-enabled Excel template .xltm files online.

URL: https://manuals.plus/viewer/xltm
MIME: application/vnd.ms-excel.template.macroEnabled.12

XLR Viewer .xlr

Inspect Microsoft Works .xlr spreadsheet files online.

URL: https://manuals.plus/viewer/xlr
MIME: application/vnd.ms-works

ODS Viewer .ods

Open OpenDocument Spreadsheet .ods files online.

URL: https://manuals.plus/viewer/ods
MIME: application/vnd.oasis.opendocument.spreadsheet

OTS Viewer .ots

Open OpenDocument spreadsheet template .ots files online.

URL: https://manuals.plus/viewer/ots
MIME: application/vnd.oasis.opendocument.spreadsheet-template

SDC Viewer .sdc

Inspect StarOffice StarCalc .sdc spreadsheets online.

URL: https://manuals.plus/viewer/sdc
MIME: application/vnd.stardivision.calc

STC Viewer .stc

Inspect OpenOffice Calc template .stc files online.

URL: https://manuals.plus/viewer/stc
MIME: application/vnd.sun.xml.calc.template

GSHEET Viewer .gsheet

Inspect Google Sheets shortcut descriptor .gsheet files online.

URL: https://manuals.plus/viewer/gsheet
MIME: application/vnd.google-apps.spreadsheet

NUMBERS Viewer .numbers

Inspect Apple Numbers spreadsheet package .numbers files online.

URL: https://manuals.plus/viewer/numbers
MIME: application/vnd.apple.numbers

SQLite Viewer .sqlite .db3 .s3db

Inspect SQLite databases with schema browser, SQL query runner, and table preview.

URL: https://manuals.plus/viewer/sqlite
MIME: application/vnd.sqlite3

SQLite3 Viewer .sqlite3

Inspect SQLite3 database files online and export query results to CSV.

URL: https://manuals.plus/viewer/sqlite3
MIME: application/vnd.sqlite3

WKS Viewer .wks

Inspect .wks spreadsheets from legacy Lotus/Works workflows.

URL: https://manuals.plus/viewer/wks
MIME: application/vnd.ms-works