Development
Every listing in the Development section, from all 10 categories below.
1551 results, page 40 of 52
Rootly
A hosted incident management and on-call platform that runs incident response inside Slack and other chat tools.
rss2email
A community-maintained command-line tool that forwards new RSS feed items to your email address.
RStudio
A free, open-source IDE for R with a data viewer, environment pane and support for Python and SQL.
Ruby
A dynamic, open-source programming language focused on simplicity and programmer productivity.
RubyMine
A JetBrains IDE for Ruby and Ruby on Rails with navigation, debugging and integrated tools.
Ruff
Lint and format Python code with one fast command-line tool.
russ
A terminal RSS and Atom reader written in Rust with vim-style controls and offline storage.
Rust
A compiled systems programming language with no garbage collector, installed through the rustup toolchain manager.
RustRover
A JetBrains IDE for Rust with code analysis, refactoring, debugging, testing and Cargo integration.
rustup
The official installer and toolchain manager for the Rust programming language.
s5cmd
A fast command-line tool that runs parallel copy and sync operations on S3 and local files.
Sa11y
Accessibility checker that highlights content issues directly on a web page with tips for fixing them.
sad
A command-line batch search and replace tool that shows a diff before changes are applied.
Safari Technology Preview
Apple's early-access Safari build for macOS with the latest WebKit engine and developer tools.
SageMath
A free open-source mathematics system built on NumPy, SciPy, Maxima, GAP and many other packages.
Sandstorm
Self-hosting platform that runs web apps in per-app sandboxes.
Sanoid
Policy-driven ZFS snapshot management and replication tools, with syncoid for sending snapshots to other machines.
Sapling
A scalable source control client from Meta that also works with Git repositories and GitHub.
Scala
A programming language that combines object-oriented and functional programming, targeting the JVM and web.
Scalar API Client
An open-source, OpenAPI-aware API client for sending and testing HTTP requests, from the Scalar API platform.
Scalenut
An AI SEO platform for planning, writing and optimising content, with AI visibility tracking and expert services.
scc
Count source lines and estimate code complexity across projects.
Schema Markup Validator
The official Schema.org web tool for validating structured data markup on a page or snippet.
SchemaSpy
A command-line tool that generates browsable HTML documentation and ER diagrams from a database schema.
Schemathesis
An open-source property-based testing tool that generates API tests from OpenAPI and GraphQL schemas.
scooter
Review and apply text replacements through a terminal interface.
Screaming Frog Log File Analyser
A desktop tool that imports server log files to show how search engine and AI bots crawl a site.
Screenfly
A free online tool that shows a website at the screen sizes of phones, tablets, desktops and TVs.
Script Kit
A cross-platform desktop app for writing and launching JavaScript and TypeScript scripts from a prompt.
scrot
A simple command-line screenshot utility for X11 that grabs and saves images using imlib2.
