Gallery-dl

Additions
- `--exec` command-line option to specify a command to run after each file download ([421](https://github.com/mikf/gallery-dl/issues/421))
Changes
- Include titles in `gfycat` default filenames ([434](https://github.com/mikf/gallery-dl/issues/434))
Fixes
- Fetch working download URLs for `deviantart` ([436](https://github.com/mikf/gallery-dl/issues/436))
- Various fixes and improvements for `yaplog` blogs ([443](https://github.com/mikf/gallery-dl/issues/443))
- Fix image URL generation for `hitomi` galleries
- Miscellaneous fixes for `behance` and `xvideos`

Additions
- `instagram.highlights` option to include highlighted stories when downloading user profiles ([329](https://github.com/mikf/gallery-dl/issues/329))
- Support for `/user/` URLs on `reddit` ([350](https://github.com/mikf/gallery-dl/issues/350))
- Support for `imgur` user profiles and favorites ([420](https://github.com/mikf/gallery-dl/issues/420))
- Additional metadata fields on `nijie`([423](https://github.com/mikf/gallery-dl/issues/423))
Fixes
- Improve handling of private `deviantart` artworks ([414](https://github.com/mikf/gallery-dl/issues/414)) and 429 status codes ([#424](https://github.com/mikf/gallery-dl/issues/424))
- Prevent fatal errors when trying to open download-archive files ([417](https://github.com/mikf/gallery-dl/issues/417))
- Detect and ignore unavailable videos on `weibo` ([427](https://github.com/mikf/gallery-dl/issues/427))
- Update the `scope` of new `reddit` refresh-tokens ([428](https://github.com/mikf/gallery-dl/issues/428))
- Fix inconsistencies with the `reddit.comments` option ([429](https://github.com/mikf/gallery-dl/issues/429))
- Extend URL patterns for `hentaicafe` manga and `pixiv` artworks
- Improve detection of unavailable albums on `luscious` and `imgbb`
- Miscellaneous fixes for `tsumino`

Additions
- Support for
- `lineblog` - https://www.lineblog.me/ ([#404](https://github.com/mikf/gallery-dl/issues/404))
- `fuskator` - https://fuskator.com/ ([#407](https://github.com/mikf/gallery-dl/issues/407))
- `ugoira` option for `danbooru` to download pre-rendered ugoira animations ([406](https://github.com/mikf/gallery-dl/issues/406))
Fixes
- Download the correct files from `twitter` replies ([403](https://github.com/mikf/gallery-dl/issues/403))
- Prevent crash when trying to use unavailable downloader modules ([405](https://github.com/mikf/gallery-dl/issues/405))
- Fix `pixiv` authentication ([411](https://github.com/mikf/gallery-dl/issues/411))
- Improve `exhentai` image limit checks
- Miscellaneous fixes for `hentaicafe`, `simplyhentai`, `tumblr`

Additions
- Provide `filename` metadata for all `deviantart` files ([392](https://github.com/mikf/gallery-dl/issues/392), [#400](https://github.com/mikf/gallery-dl/issues/400))
- Implement a `ytdl.outtmpl` option to let youtube-dl handle filenames by itself ([395](https://github.com/mikf/gallery-dl/issues/395))
- Support `seiga` mobile URLs ([401](https://github.com/mikf/gallery-dl/issues/401))
Fixes
- Extract more than the first 32 posts from `piczel` galleries ([396](https://github.com/mikf/gallery-dl/issues/396))
- Fix filenames of archives created with `--zip` ([397](https://github.com/mikf/gallery-dl/issues/397))
- Skip unavailable images and videos on `flickr` ([398](https://github.com/mikf/gallery-dl/issues/398))
- Fix filesystem paths on Windows with Python 3.6 and lower ([402](https://github.com/mikf/gallery-dl/issues/402))

Additions
- Support for `instagram` stories and IGTV ([371](https://github.com/mikf/gallery-dl/issues/371), [#373](https://github.com/mikf/gallery-dl/issues/373))
- Support for individual `imgbb` images ([363](https://github.com/mikf/gallery-dl/issues/363))
- `deviantart.quality` option to set the JPEG compression quality for newer images ([369](https://github.com/mikf/gallery-dl/issues/369))
- `enumerate` option for `extractor.skip` ([306](https://github.com/mikf/gallery-dl/issues/306))
- `adjust-extensions` option to control filename extension adjustments
- `path-remove` option to remove control characters etc. from filesystem paths
Changes
- Rename `restrict-filenames` to `path-restrict`
- Adjust `pixiv` metadata and default filename format ([366](https://github.com/mikf/gallery-dl/issues/366))
- Set `filename` to `"{category}_{user[id]}_{id}{suffix}.{extension}"` to restore the old default
- Improve and optimize directory and filename generation
Fixes
- Allow the `classify` post-processor to handle files with unknown filename extension ([138](https://github.com/mikf/gallery-dl/issues/138))
- Fix rate limit handling for OAuth APIs ([368](https://github.com/mikf/gallery-dl/issues/368))
- Fix artwork and scraps extraction on `deviantart` ([376](https://github.com/mikf/gallery-dl/issues/376), [#392](https://github.com/mikf/gallery-dl/issues/392))
- Distinguish between `imgur` album and gallery URLs ([380](https://github.com/mikf/gallery-dl/issues/380))
- Prevent crash when using `--ugoira-conv` ([382](https://github.com/mikf/gallery-dl/issues/382))
- Handle multi-image posts on `patreon` ([383](https://github.com/mikf/gallery-dl/issues/383))
- Miscellaneous fixes for `*reactor`, `simplyhentai`

Fixes
- Use the correct domain for exhentai.org input URLs