range_request 0.1.0 copy "range_request: ^0.1.0" to clipboard
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A Dart package for efficient HTTP range requests supporting parallel chunked downloads, resume capability, and checksum verification.

Changelog #

0.1.0 #

Initial release of the range_request package for efficient HTTP file downloads with range request support.

Features #

  • Parallel chunked downloads - Split large files into chunks for concurrent downloading
  • Automatic resume capability - Continue interrupted downloads from where they left off
  • Checksum verification - Verify file integrity with MD5/SHA256 algorithms
  • Smart server fallback - Automatically falls back to serial download if server doesn't support range requests
  • Real-time progress tracking - Monitor download progress with customizable update intervals
  • Graceful cancellation - Cancel downloads cleanly using CancelToken
  • File conflict strategies - Handle existing files with overwrite, rename, or error options
  • Temporary file cleanup - Utility for removing incomplete download files
  • Isolate-based file I/O - Non-blocking file operations prevent UI freezing
  • Exponential backoff retry - Smart retry logic for failed chunks with increasing delays
  • Memory-efficient streaming - Process large files without loading entire content into memory
  • Configurable parameters - Fine-tune chunk size, concurrency, timeouts, and retry behavior

Infrastructure #

  • Cross-platform support for iOS, Android, Web, Windows, macOS, and Linux
  • Minimal dependencies: http: ^1.1.0 and crypto: ^3.0.0
  • Dart SDK requirement: ^3.8.0
  • Example Flutter app demonstrating package capabilities
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Publisher

verified publisherkyoheig3.jp

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A Dart package for efficient HTTP range requests supporting parallel chunked downloads, resume capability, and checksum verification.

Repository (GitHub)
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Documentation

Documentation
API reference

License

BSD-3-Clause (license)

Dependencies

crypto, http

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