Development
Every listing in the Development section, from all 10 categories below.
1551 results, page 12 of 52
Cookieserve
A free online cookie checker that scans a website and reports the cookies it sets.
CookieYes Cookie Checker
A free online tool that scans a website and lists every cookie it sets by category.
cool-retro-term
A terminal emulator that imitates the look of old cathode-ray tube screens.
Coolify
Self-hosted platform for deploying apps, databases and services on your own servers.
CopyChar
Simple browser tool for finding and copying special characters and symbols.
Core Lightning
A modular Lightning Network node implementation written in C and Rust with a plugin system.
COSMIC Terminal
The terminal emulator for the COSMIC desktop, with GPU rendering, ligatures and bidirectional text.
CotEditor
A free, open-source plain-text and code editor made for macOS.
Cover Your Tracks
An EFF web tool that tests how well your browser resists tracking and fingerprinting.
cowsay (JavaScript port)
JavaScript/Node.js port of the classic talking-cow ASCII art generator.
crabz
A cross-platform command-line tool for fast parallel compression and decompression, similar to pigz but written in Rust.
CRI-O
A lightweight container runtime built specifically to run containers for Kubernetes.
cron-job.org
A free hosted scheduler that calls URLs on a schedule, from once a minute to yearly.
Cronitor
A hosted monitoring service for cron jobs, background workers, websites and APIs, with failure alerts.
crosvm
A hosted virtual machine monitor written in Rust that runs guest operating systems inside sandboxed virtual devices.
crt.sh
A free web search engine for certificates recorded in public Certificate Transparency logs.
Crush
Terminal coding agent that works with whichever large language model you point it at.
CrUX Vis
Google web tool that charts Chrome UX Report field data and Core Web Vitals for a page or site.
CryptCheck
A web tool that checks the TLS configuration of HTTPS, SMTP and XMPP servers.
Csound
A free and open-source audio programming language for sound synthesis and computer music.
CSP Evaluator
A Google web tool that checks whether a Content Security Policy mitigates cross-site scripting.
Csper CSP Evaluator
An online evaluator that analyses the directives in a Content-Security-Policy header.
csvkit
Suite of command line tools for converting and working with CSV files.
csvlens
A command-line CSV viewer that works like less, with regex search and row and column filtering.
ctop
Watch container resource use in a terminal dashboard.
CudaText
A fast, cross-platform open-source code editor written in Object Pascal and extensible with Python.
Cup
A lightweight tool with a web dashboard that checks your Docker containers for image updates.
curlconverter
A web tool that converts curl commands into equivalent code for dozens of languages and libraries.
curlie
Send HTTP requests with readable syntax built around curl.
Cutter
Inspect compiled programs with a graphical reverse-engineering interface.
