Ren'Py is a visual novel engine for telling interactive stories with words, images and sounds on computers and mobile devices. It covers visual novels and life simulation games, using an easy to learn script language and Python scripting. It is open source and free for commercial use, with supported platforms including Windows, Mac, Linux, Android and iOS.
STARC (Story Architect) is a screenwriting app for Mac, Windows and iPhone that formats scripts and supports planning tools, including a virtual card board and mind maps. It has an AI writing assistant and tools for characters and worldbuilding. A free version is offered, with paid Pro and Creator plans.
Journal.TXT is a single-text file format for diaries and journals. Entries consist of metadata blocks with dates and text blocks, and writers need only add the fields that change between entries. Date fields include year, month, week, day and Julian day. The project also describes using the file as a single source for blog posts and status tweets.
novelWriter is a free and open source plain text editor for writing novels and larger projects made of many smaller plain text documents. It uses a markdown-like syntax with meta data for comments, synopsis and cross-referencing, and stores projects as human-readable text files. It offers project tree organisation, Novel and Outline views, and a build tool exporting to several formats.
Chronicler is a free, offline worldbuilding tool and private wiki for writers and tabletop role-playing game masters. It runs on Windows, macOS, and Linux and saves every character, place, and faction as a linked page stored locally as plain Markdown files. It includes wiki-style infoboxes, templates, and wikilinks, and requires no subscription, cloud, or account.
Labelbuddy is a desktop application for text labelling, tagging spans of text with different labels. According to its documentation page, it is an open-source, lightweight application supporting sequence labelling with predefined labels or free-form annotations. It can be installed on Linux, Windows or MacOS, and data can be imported and exported using JSON, JSONLines or plain text formats.
Tuesday JS is a free and open-source web-based visual novel editor that runs in a web browser. It is written in JavaScript without third-party libraries and stores story scripts in a JSON structure. Versions are also available as standalone applications for Android, Windows and Mac, and all versions share the same interface.
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STARC (Story Architect) is a screenwriting app for Mac, Windows and iPhone that formats scripts and supports planning tools, including a virtual card board and mind maps. It has an AI writing assistant and tools for characters and worldbuilding. A free version is offered, with paid Pro and Creator plans.
Journal.TXT is a single-text file format for diaries and journals. Entries consist of metadata blocks with dates and text blocks, and writers need only add the fields that change between entries. Date fields include year, month, week, day and Julian day. The project also describes using the file as a single source for blog posts and status tweets.
novelWriter is a free and open source plain text editor for writing novels and larger projects made of many smaller plain text documents. It uses a markdown-like syntax with meta data for comments, synopsis and cross-referencing, and stores projects as human-readable text files. It offers project tree organisation, Novel and Outline views, and a build tool exporting to several formats.
Chronicler is a free, offline worldbuilding tool and private wiki for writers and tabletop role-playing game masters. It runs on Windows, macOS, and Linux and saves every character, place, and faction as a linked page stored locally as plain Markdown files. It includes wiki-style infoboxes, templates, and wikilinks, and requires no subscription, cloud, or account.
Labelbuddy is a desktop application for text labelling, tagging spans of text with different labels. According to its documentation page, it is an open-source, lightweight application supporting sequence labelling with predefined labels or free-form annotations. It can be installed on Linux, Windows or MacOS, and data can be imported and exported using JSON, JSONLines or plain text formats.
Tuesday JS is a free and open-source web-based visual novel editor that runs in a web browser. It is written in JavaScript without third-party libraries and stores story scripts in a JSON structure. Versions are also available as standalone applications for Android, Windows and Mac, and all versions share the same interface.
