All-in-One Tools Collection
A broad collection of online tools for development, AI, design, and productivity tasks.
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XLSX KPI Dashboard Generator
Generate a KPI dashboard workbook with metric cards, trend table, and conditional warning formatting
XLSX Invoice Generator
Generate professional invoice/quotation workbooks with auto totals, tax calculations, and company logo embedding
XLSX Dedicated Index Sheet
Generate an index sheet for workbook with links to each sheet and core statistics
XLSX Dynamic Report Builder
Programmatically build dynamic Excel reports with multi-level merged headers, grouped subtotal, and dynamic columns
XLSX Template Filler
Fill existing styled/formula Excel templates by replacing {{variable}} placeholders only
XLSX Multi Sheet Splitter
Split a multi-sheet workbook into independent files by sheet name, with ZIP output
Video Preview Generator
Generate a preview video by evenly sampling clips from source video and concatenating them
XLSX Workbook Merger
Merge multiple similarly structured workbooks as multiple sheets or append all rows into one sheet
XLSX Append Incremental
Append new rows incrementally and emit next processing cursor based on time or primary-key column
XLSX API To Sheet
Fetch JSON from REST or GraphQL API and write mapped records into an Excel sheet with automatic pagination
XLSX Sheet To JSON Schema
Infer JSON Schema from worksheet headers and sample rows with types, enum candidates, and basic constraints
XLSX HTML Table Preview
Render an Excel range to HTML table for web preview with merged cells and basic background colors