Lua
lua.orgUse a compact scripting language on its own or embed its interpreter through a documented C API.
Use a compact scripting language on its own or embed its interpreter through a documented C API.
Edit Markdown notes with a desktop app designed to work with a notes folder and Nextcloud.
Explore an interpreted object-oriented language for web applications, scripts, and text-processing tasks.
A Python command-line toolkit for authoring and running declarative chaos experiments against configured systems.
A cross-platform IDE with language-aware editing, refactoring, project wizards, and application tooling.
Website analytics with self-hosted and managed cloud deployment options.
Newsletter software with shared subscriber profiles and separate list memberships
Build functional tests for SOAP and REST services from API requests and response assertions.
Multichain self-custody wallet with chain-specific backup options
Serialize structured data with schemas and compact binary encoding across supported programming languages.
A test-management system for organizing test plans, cases, runs, execution status, and automation results.
AI tool that turns CSV and Excel data into dashboards, reports, charts and slides.
Viennese retail fonts with related family branches and custom character extensions.
Automate JVM and multi-language builds with a configurable task graph and reusable plugins.
Shape a text editor into a personal development environment using Emacs Lisp and an extension package system.
Edit Markdown wiki pages in the browser while using GitHub as the content and history backend.
An open-source notebook with a freeform canvas, handwriting, Markdown, and local files.
Desktop account records with budget estimates and separate financial years
Edit shared wiki pages in a browser and extend them with macros and add-ons.
Draw publication figures with geometric snapping and LaTeX text
The CFA Program's digital study environment with curriculum material, questions, mock exams and planning tools.
A self-paced coding curriculum with interactive challenges
Digestive-health information with condition, symptom and testing guides