Tool category

Construction Layout Calculators

Auditable layout tools for grade stakes, drainage profiles, cut/fill, roof geometry, rafters, framing angles, and printable field measurements. Free, browser-based, and no account required.

Available tools

Construction

OpenDocument Package Inspector

Audit ODT, ODS, ODP, and related ODF ZIP integrity, mimetype rules, manifest coverage, XML structure, package references, encryption, signatures, and macro indicators locally.

→

Construction

TIFF Structure Inspector

Audit classic TIFF and BigTIFF headers, IFD graphs, tags, value locations, strip and tile ranges, geometry, overlaps, and physical file bounds locally.

→

Construction

EAD Finding Aid Inspector

Audit EAD4, EAD3, and EAD 2002 finding-aid XML, component hierarchy, identification data, IDs, references, dates, links, and descriptive coverage locally.

→

Construction

PREMIS Metadata Inspector

Audit PREMIS 3 objects, events, agents, rights statements, semantic identifiers, xmlID links, relationships, sizes, formats, and fixity declarations locally.

→

Construction

METS Package Inspector

Audit METS 1.x XML, fileSec locators, selected package files, sizes, supported SHA fixity, IDs, IDREFs, metadata containers, and structural maps locally.

→

Construction

WARC Structure & Digest Auditor

Audit WARC 1.0/1.1 record framing, required fields, IDs, references, HTTP payload boundaries, segments, and declared SHA digests locally.

→

Construction

BagIt Package Validator

Validate an unpacked BagIt 1.0 package locally: declaration, manifest completeness, safe paths, SHA fixity, tag manifests, and Payload-Oxum.

→