Convert between formats

Pick a conversion pair to get practical guidance and a command you can run locally with optimo.

HEIC → JPEG

/convert/heic-to-jpeg
JPEG is universally supported across browsers and tooling.

HEIC → WebP

/convert/heic-to-webp
WebP is web-native and often smaller than JPEG for similar quality.

PNG → WebP

/convert/png-to-webp
WebP can be significantly smaller than PNG while preserving quality.

PNG → AVIF

/convert/png-to-avif
AVIF can beat WebP on size for many images.

JPEG → WebP

/convert/jpeg-to-webp
WebP often reduces JPEG size at similar perceived quality.

JPEG → AVIF

/convert/jpeg-to-avif
AVIF can deliver very small files for photo-heavy pages.

GIF → MP4

/convert/gif-to-mp4
GIFs are often much larger than video for the same animation.

GIF → WebM

/convert/gif-to-webm
WebM is usually far smaller than GIF for animated content.

PNG → JPEG

/convert/png-to-jpeg
JPEG is often far smaller for photographs and complex gradients.

PNG → JPEG XL

/convert/png-to-jxl
JPEG XL can preserve high fidelity while shrinking some PNGs.

PNG → HEIC

/convert/png-to-heic
HEIC can be efficient for certain photo-like assets.

PNG → GIF

/convert/png-to-gif
GIF is still used for very simple animations and legacy constraints.

JPEG → PNG

/convert/jpeg-to-png
Useful when you need lossless output or transparency (after editing).

JPEG → JPEG XL

/convert/jpeg-to-jxl
JPEG XL can improve compression while keeping high visual quality.

JPEG → HEIC

/convert/jpeg-to-heic
HEIC can be efficient for phone photos and some tools.

JPEG → GIF

/convert/jpeg-to-gif
Useful for legacy tooling that requires GIF output.

WebP → PNG

/convert/webp-to-png
PNG is a common interchange format for editing tools and UI workflows.

WebP → JPEG

/convert/webp-to-jpeg
JPEG is widely supported and easy to handle across tooling.

WebP → AVIF

/convert/webp-to-avif
AVIF can be smaller than WebP for photo-heavy content.

WebP → HEIC

/convert/webp-to-heic
HEIC can be useful for Apple-focused workflows.

WebP → JPEG XL

/convert/webp-to-jxl
JPEG XL can be a high-fidelity master in some workflows.

WebP → GIF

/convert/webp-to-gif
GIF can be required for legacy destinations and some chat platforms.

AVIF → PNG

/convert/avif-to-png
PNG is a common editing and interchange format.

AVIF → JPEG

/convert/avif-to-jpeg
JPEG is universally supported for web and tooling.

AVIF → WebP

/convert/avif-to-webp
WebP is broadly supported and still compresses well.

AVIF → HEIC

/convert/avif-to-heic
HEIC can be useful for Apple-focused workflows.

AVIF → JPEG XL

/convert/avif-to-jxl
JPEG XL can be a high-fidelity master in some workflows.

AVIF → GIF

/convert/avif-to-gif
GIF is required for some legacy destinations.

HEIC → PNG

/convert/heic-to-png
PNG is useful for editing workflows and preserving crisp edges.

HEIC → AVIF

/convert/heic-to-avif
AVIF is web-friendly and can be very small for photos.

HEIC → JPEG XL

/convert/heic-to-jxl
JPEG XL can be useful as a high-quality master in some workflows.

HEIC → GIF

/convert/heic-to-gif
GIF is still required for some legacy workflows.

JPEG XL → PNG

/convert/jxl-to-png
PNG is a reliable interchange format for editing and tooling.

JPEG XL → JPEG

/convert/jxl-to-jpeg
JPEG is universally supported and easy to deliver.

JPEG XL → WebP

/convert/jxl-to-webp
WebP is broadly supported and compresses well.

JPEG XL → AVIF

/convert/jxl-to-avif
AVIF can be extremely small for photos.

JPEG XL → HEIC

/convert/jxl-to-heic
HEIC can fit some Apple-focused workflows.

JPEG XL → GIF

/convert/jxl-to-gif
GIF is required for some legacy destinations.

GIF → WebP

/convert/gif-to-webp
WebP can replace GIF for many animations with much smaller files.

GIF → AVIF

/convert/gif-to-avif
AVIF can be very small, depending on animation content.

GIF → JPEG

/convert/gif-to-jpeg
Useful when the GIF is a single-frame image.

GIF → PNG

/convert/gif-to-png
Useful when the GIF is a single-frame image and you want lossless output.

GIF → HEIC

/convert/gif-to-heic
Useful for Apple-focused workflows and experiments.

GIF → JPEG XL

/convert/gif-to-jxl
Useful when the GIF is single-frame and you want a high-fidelity master.

SVG → PNG

/convert/svg-to-png
PNG is useful when you need a raster asset for platforms that don’t support SVG.

SVG → WebP

/convert/svg-to-webp
WebP is a compact raster format for web delivery.

SVG → JPEG

/convert/svg-to-jpeg
JPEG can be useful for non-transparent previews or social thumbnails.

SVG → AVIF

/convert/svg-to-avif
AVIF can be very small for raster outputs when supported.

SVG → GIF

/convert/svg-to-gif
GIF is useful for legacy destinations that require it.

MOV → MP4

/convert/mov-to-mp4
MP4 is a safer default for web delivery than MOV.

MKV → MP4

/convert/mkv-to-mp4
MP4 is the most compatible container for the web.

AVI → MP4

/convert/avi-to-mp4
AVI is a legacy format that’s rarely ideal for delivery.

MP4 → WebM

/convert/mp4-to-webm
WebM can be smaller than MP4 depending on content and settings.

MOV → WebM

/convert/mov-to-webm
WebM can be efficient for web delivery and background videos.

MKV → WebM

/convert/mkv-to-webm
WebM is a web-first format that often compresses well.

AVI → WebM

/convert/avi-to-webm
AVI is legacy; WebM is a modern alternative for web delivery.

WebM → MP4

/convert/webm-to-mp4
MP4 is the most compatible video container on the web.

WebM → MOV

/convert/webm-to-mov
Useful for editing workflows that prefer MOV containers.

WebM → MKV

/convert/webm-to-mkv
MKV is useful as a flexible container in tooling workflows.

MP4 → MOV

/convert/mp4-to-mov
Useful for editing workflows that prefer MOV containers.

MP4 → MKV

/convert/mp4-to-mkv
MKV can be useful as a flexible container for tooling workflows.

MP4 → AVI

/convert/mp4-to-avi
Useful for legacy tooling that only accepts AVI.

MOV → MKV

/convert/mov-to-mkv
MKV is a flexible container for archives and tool setups.

MOV → AVI

/convert/mov-to-avi
Useful for legacy workflows that require AVI.

MKV → MOV

/convert/mkv-to-mov
Useful for editing workflows that prefer MOV containers.

MKV → AVI

/convert/mkv-to-avi
Useful for legacy workflows that require AVI.

AVI → MOV

/convert/avi-to-mov
Useful for editing workflows that prefer MOV containers.

AVI → MKV

/convert/avi-to-mkv
MKV is a flexible container for tooling workflows.

OGV → MP4

/convert/ogv-to-mp4
MP4 is the safest delivery format for the web.

OGV → WebM

/convert/ogv-to-webm
WebM is a web-first delivery format that often compresses well.

MP4 → OGV

/convert/mp4-to-ogv
Useful for niche setups that require Ogg containers.

WebM → OGV

/convert/webm-to-ogv
Useful for niche workflows that require Ogg containers.

Supported formats:

PNG, JPEG, WebP, AVIF, HEIC, JPEG XL, GIF, SVG, MP4, WebM, MOV, MKV, AVI, OGV.