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1–12 of 12 · Most stars

Free, open-source file converter. Convert 263 formats offline by drag & drop — images, PDF, Word, Excel, PowerPoint, HWP/HWPX, video, audio, e-books and archives. No upload, no Office needed.

  • audio-converter
  • avalonia
  • batch-conversion
  • converter

Self-hosted collection of powerful web-based tools for everyday tasks. No ads, no tracking, just fast, accessible utilities right from your browser!

Self hosted file converter and compression tool for images, video, audio, json, excel and more. Supports over 3,000 conversions!

  • convert
  • docker
  • python
  • file-converter

Free, open-source local file converter. Native macOS app + early Windows/Linux desktop edition. Batch images, PDFs and optional FFmpeg media. GPLv3.

Cloud Download Manager for direct links and media files from Youtube/Spotify/etc with media converter and builtin proxy to bypass restrictions

  • cloud
  • csharp
  • downloader
  • blazor

Read and write Excel (.xlsx, .xls), CSV, and ODS files in Java with one line of code. Annotation-based mapping, SAX streaming, built-in validation, 19 type converters, cell styling. A high-performance alternative to Apache POI.

  • annotation
  • apache-poi
  • csv
  • data-processing