DartPad
dartpad.devA browser-based Dart and Flutter workbench for running small programs and UI samples.
A browser-based Dart and Flutter workbench for running small programs and UI samples.
Generate geometric artwork from reusable shape rules
A TAP-compliant test framework for checking Bash scripts and command-line programs.
Create compiled programs and reusable modules with Go's language and standard toolchain.
Transform Python array functions with just-in-time compilation, automatic differentiation, and vectorization.
A dynamic programming language with an interactive development workflow and a JVM-based library ecosystem.
Use a small Java SQL database in embedded, in-memory, or client/server mode through JDBC.
A graphical environment for building measurement, instrument-control, and test applications with the G language.
Render data-driven text and HTML from reusable templates with Python-inspired syntax.
Filter, extract, and transform JSON from the command line using a compact query language.
Generate a tags index of source-code definitions for navigation from a compatible editor or tool.
Design mobile app screens in a browser and program their behavior by assembling visual blocks.
Solana transaction details with visual token flows and optional data plans
AI-native platform for quoting, submittals, and project management for MEP distributors and rep agencies
Build domain-specific languages with a projectional editor, language tools, and code generators.
Free website traffic reports and paid analysis of visitor behavior
Ambassador activities with a review step before rewards are credited
Track store referrals and manage affiliate earnings and payments
Solana swaps with route, slippage and pool-fee controls
Select supplier products while preserving each partner's source catalog
Referral, loyalty and influencer programs with configurable customer rewards
CC0 artwork images with collection data for reuse
Coordinate agile backlogs, releases, capacity, and portfolio plans at multiple time scales.
Develop and compare trading strategies in a Windows backtesting workspace