Calculators & Converters
Financial, date, health and unit calculators plus measurement and currency converters.
424 tools in this category
Page Heading Analyzer
Extracts heading levels and flags skipped heading levels.
Search Snippet Previewer
Previews a page title and description in a search-result-style layout.
Website Link Inventory
Creates a searchable inventory from a supplied collection of page links.
Error Rate Calculator
Calculates error percentages from request totals and failure counts.
Log Timestamp Normalizer
Standardizes timestamps in exported logs using supplied time-zone information.
Backup Retention Planner
Creates a retention schedule based on backup frequency and storage constraints.
Cache Hit Ratio Calculator
Calculates cache hit ratios from supplied hit and miss counts.
Worker Throughput Calculator
Estimates completed jobs per minute from worker measurements.
WebSocket Message Builder
Creates JSON message templates for WebSocket communication.
Protobuf Field Number Auditor
Checks supplied message definitions for duplicate field numbers.
Protobuf Message Documentation Builder
Generates field reference documentation from protobuf messages.
Canary Release Planner
Creates a staged rollout plan with configurable traffic increments.
Bug Triage Board Formatter
Converts issue exports into a prioritized triage table.
Reproduction Step Numberer
Converts unstructured reproduction notes into numbered steps.
Image Performance Audit
Identifies oversized image assets from a supplied asset inventory.
File Permission Calculator
Converts numeric permission modes into readable Unix permission descriptions.
Success Message Builder
Generates confirmation messages for completed application actions.
Tag Input Builder
Creates a text input that converts entries into removable tags.
Lazy Loading Image Builder
Creates image markup and JavaScript for lazy loading.
Section Navigation Builder
Creates navigation links for page sections.
SVG Path Length Inspector
Helps calculate and inspect SVG path length for stroke animation.
Animated Background Builder
Generates lightweight animated background patterns.
Animated Image Comparison Slider
Creates a before-and-after image comparison interaction.
Laravel Upload Storage Auditor
Check whether uploaded files are stored outside publicly accessible paths when appropriate.