Chronicler supports offline worldbuilding and a local wiki for writers and game masters, storing notes as plain Markdown files on the computer.
Writing Apps
Browse 40 writing apps websites and tools from our Productivity directory, including Chronicler, Write.as, and MonsterWriter. 5 of them are open source. Every listing has its own page with details and similar sites, so you can compare before you visit.
Write.as lets people write and publish text online, with options to share posts with friends and family.
MonsterWriter supports academic writing with document editing, citation management, and a LaTeX workspace for students and researchers.
Language Is a Virus offers writing prompts, creative exercises, interactive writing games, and poem generators for addressing writer’s block.
Infinite Story supports reading and collaborative writing of branching, choose-your-own-adventure stories.
The labelbuddy project provides a desktop application for labeling text.
Rnote supports sketching, handwritten notes, and annotations on documents and pictures in an open-source vector drawing app.
Build diagrams from indented text with the web editor from TextUSM, according to its project description.
Tuesday JS provides a free, open-source visual novel editor that runs in a web browser.
Manuskript is open-source writing software with an outliner for organizing ideas and snippets in a hierarchy.
Journal.TXT presents a single-text-file format for keeping journals, with dated entries shown in its example.
Diarium provides a journal and diary app for Windows, Android, iPhone, iPad, and Mac, with photos, maps, tags, reminders, and optional cloud sync.
Vulgarlang generates constructed languages for fantasy writers and role players, modeling grammar, sounds, vocabulary, and language irregularities.
Chronicler supports offline worldbuilding and a private wiki for writers and D&D game masters, with versions listed for Windows, macOS, and Linux.
Gateway Forge supports interactive worldbuilding and story development, with custom calendars, document management, and mapping.
Story Architect, also presented as STARC, provides a screenwriting app listed for Mac, Windows, and iPhone, with tools for TV episodes and projects.
ZenPen provides a minimal text editor with save options for Markdown, HTML, and plain text, designed to keep attention on writing.
Create interactive stories with Ren’Py, a visual novel engine for words, images, and sounds on computers and mobile devices.
Use Linked to journal and record thoughts in a distraction-free setting, as described by its supplied page.
Rnote supports sketching and handwritten note-taking, according to its repository description.
Heavyweight helps prepare letters using recipient and topic fields, with examples and templates for workplace and repair requests.
Strand lets writers continue shared stories one sentence at a time, creating branching storylines from a common prompt.
jrnl offers a command-line journal for collecting thoughts and notes, with a natural-language interface and plain-text journal files.
Tuesday JS provides an open-source browser editor for building visual novels.



















