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© 2026 Elysia Tools. Developer documentation.

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657 tools in Images, Audio & Video

Batch Video Converter

file

Media

Convert multiple video files between different formats like MP4, WebM, MKV, AVI, MOV with quality settings and batch processing

video-batch-converter

Batch Video Resize

file

Media

Resize multiple video files using resolution presets or custom dimensions, with optional aspect ratio preservation

video-batch-resize

Batch Video Watermark

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Media

Add text watermark to multiple video files with customizable position, font size, color, opacity, and timing

video-batch-watermark

Video Bitrate Changer

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Media

Change video and audio bitrate with preset values or custom settings, supporting both CBR and VBR modes

video-bitrate-changer

Video Compressor

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Media

Compress video files by reducing file size while maintaining quality using CRF, resolution scaling, and codec optimization

video-compressor

HDR to SDR Converter

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Media

Convert HDR (High Dynamic Range) videos to SDR (Standard Dynamic Range) with proper tone mapping and color space conversion

video-hdr-to-sdr

Video Optimizer

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Media

Optimize video files for web streaming, storage, or playback with intelligent compression and quality preservation

video-optimize

Video Quality Adjust

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Media

Adjust video quality using CRF (Constant Rate Factor) and encoding presets, from lossless to highly compressed

video-quality-adjust

Video Resolution Changer

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Media

Change video resolution with preset sizes or custom dimensions, with optional aspect ratio preservation

video-resolution-changer

SDR to HDR Converter

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Media

Convert SDR (Standard Dynamic Range) videos to HDR (High Dynamic Range) format with enhanced brightness and BT.2020 color space

video-sdr-to-hdr

Video Audio Extract Enhanced

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Media

Extract audio from video files with advanced options - multiple formats, quality settings, and audio enhancement

video-audio-extract-enhanced

Video Audio Normalize

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Media

Normalize audio in video files to consistent loudness levels using EBU R128 standard

video-audio-normalize
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