
Manuskript
Scrivener
yWriter
oStorybook
Novelize
bibisco
BlankPage
Novlr
Gallery
Piwigo.org
Lychee by Electerious
PhotoPrism.app
Bestfolios
jAlbum
LibrePhotos
Chevereto
Manuskript
GalleryGallery might be a bit more popular than Manuskript. We know about 1 link to it since March 2021 and only 1 link to Manuskript. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Looks like you want something that integrates well with your workflow. The closest to your description seems to be Manuskript although I haven't used it. But your requirement of "keeping notes and frameworks and linking back and forth" should be possible by stitching together existing Linux tools using a syntax like markdown or asciidoc so that you can use any text editor to write your story and use external tools... Source: almost 5 years ago
Gallery but dunno if it's still developed. I think the OS patches will still be current though. http://galleryproject.org/. Source: almost 5 years ago
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Piwigo.org - Manage your photo collection with Piwigo. Piwigo is open source photo gallery software for the web. Designed for organisations, teams and individuals.
yWriter - Free writing software designed by the author of the Hal Spacejock and Hal Junior series. yWriter6 helps you write a book by organising chapters, scenes, characters and locations in an easy-to-use interface.
Lychee by Electerious - Lychee is an open-source, free software program for self-hosted photo management. It can be installed on the user's own server or website. The software permits the uploading and management of photos and also makes sharing photos very easy.
oStorybook - oStorybook : a free Open Source novel writing program for creative writers
PhotoPrism.app - PhotoPrismยฎ is an AI-Powered Photos App for the Decentralized Web. It makes use of the latest technologies to tag and find pictures automatically without getting in your way. You can run it at home, on a private server, or in the cloud.