Tool Nova / Collection
Data Tools
Explore public data, country indicators, rankings, and open API datasets with free online data tools.
World Bank Country ComparisonCompare country indicators from World Bank data.ConvertersOpen ↗CSV Data AnalyzerAnalyze CSV rows, columns, missing cells, numeric fields, and preview data securely in your browser.ConvertersOpen ↗JSON to CSV ConverterConvert JSON arrays into properly escaped CSV data directly in your browser.ConvertersOpen ↗Descriptive Statistics CalculatorCalculate count, sum, mean, median, range, and sample standard deviation for a numeric dataset.ConvertersOpen ↗Dataset Percentage Change CalculatorCompare starting and ending values with absolute change, percentage change, and compound annual growth rate.ConvertersOpen ↗FBI Wanted & Missing Persons ExplorerExplore live public FBI wanted and missing-person records.ConvertersOpen ↗FBI Reward Cases DashboardBrowse public FBI cases with published reward information.ConvertersOpen ↗FBI Field Office Wanted DashboardFilter public FBI wanted records by field office.ConvertersOpen ↗ISBN Book LookupFind book details by ISBN.ConvertersOpen ↗Book Edition TimelineExplore editions and publication dates.ConvertersOpen ↗Author ExplorerExplore authors and their works.ConvertersOpen ↗Random Classic BookDiscover a random book from Open Library.ConvertersOpen ↗Book Cover WallCreate a wall of book covers by search term.ConvertersOpen ↗Nobel Laureate ExplorerSearch Nobel laureates and prize motivations.ConvertersOpen ↗Nobel Prize TimelineBrowse Nobel Prize history by year and category.ConvertersOpen ↗Nobel Prize Country ComparisonCompare Nobel laureate birthplace-country totals.ConvertersOpen ↗Nobel Category StatisticsCompare Nobel Prize categories and award counts.ConvertersOpen ↗DOI LookupLook up research metadata using a DOI.ConvertersOpen ↗Research Paper FinderSearch scholarly works through Crossref metadata.ConvertersOpen ↗Journal ExplorerSearch journals, publishers, ISSNs, and DOI counts.ConvertersOpen ↗Citation GeneratorCreate a citation from a DOI and Crossref metadata.ConvertersOpen ↗World in One SecondWatch official UN and World Bank indicators as per-second estimates.ConvertersOpen ↗Yesterday in NumbersReview yesterday through observed public records and global estimates.ConvertersOpen ↗