Introducing HedgeDoc, the digital garden where your markdown ideas bloom collaboratively! Formerly strutting the internet as CodiMD, this open-source marvel transforms your browser into a hive of real-time, co-authored brilliance. Picture this: you're crafting notes, spinning graphs, and conjuring presentations with the ease of a wizard, while your team hops onto your note-link like it's the hottest party in cyberspace. And where does this shindig take place? Right on your own digital turf, because HedgeDoc keeps your data snug as a bug on your server. But wait, there's more! Slide into presentation mode and watch your markdown morph into a visual feast, or dabble with a smorgasbord of graphs, diagrams, and multimedia magic. Fear not the power-hungry permissions ogre, for HedgeDoc tames it with a slick system that's easier to manage than your coffee order. And if you ever have a 'whoopsie-daisy' moment, just time-travel back to a happier version of your notes. The cherry on top? This feature-stuffed firecracker runs smoother than a greased otter on hardware as humble as a Raspberry Pi. Host it on RepoCloud, and you'll be saving more coins than a level of Super Mario, all while basking in the glory of open-source camaraderie!

Embark on an organizational odyssey with Trilium, the note-taking maestro that transforms your sprawling thoughts into a meticulously crafted knowledge empire. Picture a labyrinth of notes, where each precious idea is nestled in its own cozy nook or boldly strutting in multiple places at once. Unleash your inner wordsmith with a WYSIWYG editor that's more decked out than a unicorn at a disco – tables, images, and math equations will dance at your fingertips, with markdown jazzing things up on the fly. Fancy yourself a code whisperer? Syntax highlighting will make your source code snippets shine like constellations. Trilium's got your back with ninja-like versioning stealth and attributes that organize and query your notes like a personal librarian with superpowers. Sync your brainchild across the digital realm with a self-hosted sync server, and sleep like a baby knowing your intellectual treasures are encrypted tighter than a duck's feathers in a rainstorm. Doodle your way to clarity with Excalidraw, map out your mental metropolis with relation and link maps, and command your domain with a REST API that's like having a genie in a bottle. Hosted on RepoCloud, where the cost is as tiny as an ant at a picnic, Trilium is your trusty steed, ready to gallop through note jungles of epic proportions, all while keeping your wallet as plump as a Thanksgiving turkey. Get ready to note like you've never noted before!

Unleash the power of the written word with BookStack! Imagine a digital library that's as easy to navigate as your favorite fantasy trilogy, but instead of dragons and wizards, it's stocked with your most precious resource: information. This open-source gem is like a personal librarian, eager to organize your content into epic tales (Books), thrilling sagas (Chapters), and captivating narratives (Pages). With a user interface so intuitive, you'll feel like you've been bestowed with ancient knowledge on how to create, edit, and manage content. Hunt down specifics with a search feature more powerful than a sorcerer's scrying spell, and link to paragraphs with the precision of an elven archer. Customize your BookStack kingdom with your own heraldry, and draw diagrams that would make Da Vinci envious, all while scribing in markdown like a modern-day Shakespeare. Choose from the light side or dare to delve into the dark mode, and rest easy knowing your fortress of information is guarded by a robust role and permission system, complete with multi-factor authentication spells. Hosted on RepoCloud, your BookStack will be more cost-efficient than a dwarf's treasure hoard. So why wait? Start your own legend with BookStack on RepoCloud, where every chapter is an adventure and every page a discovery!