Entwicklertools

Schnell, kostenlos und datenschutzfreundlich. Jedes Tool läuft 100% in Ihrem Browser – keine Daten verlassen jemals Ihr Gerät.

Sofort🔒 Privat🆓 Kostenlos

Kodieren / Dekodieren

Formatierer

Generatoren

Konverter

Unix-Zeitstempel-Konverter
Zwischen Unix-Zeitstempeln und lesbaren Daten konvertieren
🎨
Farbkonverter
Farben zwischen HEX, RGB, HSL und HSB konvertieren
Y↔J
YAML ↔ JSON
Sofort zwischen YAML- und JSON-Formaten konvertieren
0x
Zahlenbasis-Konverter
Zahlen zwischen Binär, Oktal, Dezimal und Hexadezimal konvertieren
TS
JSON → TypeScript / Zod
JSON in TypeScript-Interfaces oder Zod-Validierungsschemas konvertieren
⚙️
TOML-Editor / Konverter
TOML parsen, validieren und in JSON, YAML oder umgekehrt konvertieren
☸️
Compose → K8s Konverter
Docker-Compose-Dateien in Kubernetes Deployments, Services und ConfigMaps konvertieren
📊
JSON ↔ CSV Konverter
Zwischen JSON-Arrays und CSV mit verschachtelter Objekt-Abflachung konvertieren
🔄
SQL ↔ MongoDB Übersetzer
SQL-Abfragen in MongoDB und umgekehrt mit Syntaxhervorhebung übersetzen
🏗️
Terraform-/HCL-Formatierer
Terraform-HCL-Code mit Diff-Vorschau formatieren und validieren
🖼️
Bild → Base64 Konverter
Bilder in Base64 Data-URIs konvertieren oder Base64-Strings zurück in Bilder dekodieren
🔄
curl → Code Konverter
curl-Befehle in JavaScript fetch, Axios, Python requests, Go, PHP und Ruby konvertieren
📝
HTML ↔ Markdown Konverter
Sofort zwischen HTML und Markdown mit Live-Vorschau konvertieren
01
Text zu Binär
Text in Binärdarstellung umwandeln und zurück
🔤
NATO-Phonetisches Alphabet
Text ins NATO-phonetische Alphabet umwandeln (Alpha, Bravo, Charlie...)
Römische Zahlen Konverter
Zwischen Dezimalzahlen und römischen Zahlen umrechnen
🌡️
Temperaturrechner
Zwischen Celsius, Fahrenheit und Kelvin umrechnen
⚛️
HTML to JSX
Convert HTML to React JSX — class to className, style strings to objects, SVG attributes
📋
JSON to JSONL
Convert JSON arrays to JSON Lines format and back
💾
Byte-Konverter
Zwischen Bytes, KB, MB, GB, TB, PB mit dezimalen und binären Einheiten umrechnen
📃
XML ↔ JSON Converter
Convert between XML and JSON formats with attribute handling

Textwerkzeuge

Kryptografie

KI-Tools

Datenschutz & Compliance

SEO-Tools

CSS-Tools

Entwicklertools

📋
.env-Editor
.env-Dateien parsen, bearbeiten, vergleichen und exportieren mit Duplikaterkennung
📄
CSV-Viewer & Editor
CSV-Daten parsen, bearbeiten, sortieren, filtern und als JSON, TSV oder Markdown exportieren
🔢
Semver-Rechner
Semver-Bereiche testen, Versionen vergleichen und Versionsbereich-Syntax erkunden
🌿
Git-Befehls-Builder
Interaktiver Git-Befehls-Konstruktor mit 40+ Operationen und Erklärungen
🚫
.gitignore-Generator
.gitignore-Dateien für jede Sprache, jedes Framework oder IDE generieren
📖
README-Generator
Professionelle README.md-Dateien mit Badges, Abschnitten und Vorlagen erstellen
🔄
GitHub-Actions-Validator
GitHub-Actions-Workflow-YAML mit Fehlererkennung und Best Practices validieren
🐳
Dockerfile-Linter
Dockerfiles auf Best Practices, Sicherheitsprobleme und Optimierungstipps prüfen
📡
OpenAPI-Validator
OpenAPI/Swagger-Specs mit Endpoint-Karten und Schema-Browser validieren und visualisieren
📝
Changelog-Generator
Changelogs aus Git-Commits im Conventional-Commit-Format generieren
📦
package.json-Analysator
package.json auf Probleme, Typosquatting-Risiken und Abhängigkeits-Einblicke analysieren
📋
JSON-Schema-Generator & Validator
JSON-Schema aus Daten ableiten oder JSON gegen ein Schema mit detaillierten Fehlerberichten validieren
🌐
IP-/CIDR-Rechner
Netzwerkadresse, Broadcast, Subnetzmaske, Wildcard und nutzbaren Host-Bereich berechnen
🔒
chmod-Rechner
Interaktiver Unix-Dateiberechtigungs-Rechner mit Oktal- und symbolischer Notation
🎮
Code-Playground
Browserbasierter HTML-, CSS- & JavaScript-Editor mit Live-Vorschau und Konsole
📧
E-Mail-Normalisierer
E-Mail-Adressen normalisieren — Punkte, Plus-Tags und Anbieter-Eigenheiten entfernen
⏱️
Chronometer
Stoppuhr mit Rundenzeiten, Zwischenzeiten und Millisekunden-Präzision
🌐
IPv6 ULA Generator
Zufällige IPv6 Unique Local Addresses generieren (fd00::/8)
📊
IPv4 Bereich zu CIDR
IP-Bereiche in CIDR-Notation umrechnen und Gesamt-IPs berechnen
ETA-Rechner
Geschätzte Restzeit für langwierige Aufgaben berechnen
🐳
Docker Run zu Compose
Docker-run-Befehle in docker-compose.yml umwandeln
🔍
User-Agent-Parser
Browser User-Agent-Strings analysieren und parsen
🔎
JSONPath Tester
Test JSONPath expressions against JSON data with result highlighting
📎
MIME Type Lookup
Search MIME types by extension or type name — 200+ types
🔢
Bitwise Calculator
Calculate AND, OR, XOR, NOT, and shifts with visual bit representation
📧
E-Mail-Vorschau
HTML-E-Mail-Vorlagen mit Desktop-/Mobil-Ansicht und Dunkelmodus anzeigen
⏱️
Prozess-Scheduler
CPU-Scheduling-Algorithmen visualisieren: FCFS, SJF, SRTF, Round Robin, Priorität
🧮
Memory Address Converter
Convert memory addresses between hex, decimal, and binary with pointer arithmetic
🔍
HTTP Header Inspector
Parse and analyze raw HTTP headers with descriptions
🔢
CRC Calculator
Calculate CRC-8, CRC-16, and CRC-32 checksums with multiple presets

Web3-Werkzeuge

📖 Guides & Cheat Sheets

View all →
🌿
Git Commands
Complete Git command reference — from basics to advanced workflows. Searchable, with examples.
📝
Vim Commands
Complete Vim/Vi command reference — modes, motions, editing, search, and advanced features.
🐳
Docker Commands
Complete Docker & Docker Compose command reference — containers, images, volumes, networks, and orchestration.
🔤
Regex Reference
Complete regular expression reference — syntax, patterns, quantifiers, groups, lookaheads, and common recipes.
🐧
Linux Commands
Complete Linux/Bash command reference — file management, text processing, networking, system admin, and shell scripting.
☸️
Kubernetes Commands
Complete Kubernetes & kubectl command reference — pods, deployments, services, configmaps, and cluster management.
🐍
Python Reference
Complete Python reference — syntax, data structures, string methods, file I/O, comprehensions, and common patterns.
🗃️
SQL Reference
Complete SQL reference — queries, joins, aggregation, subqueries, indexes, and database management.
🌐
Nginx Reference
Complete Nginx configuration reference — server blocks, locations, proxying, SSL, load balancing, and caching.
🔐
SSH Commands
Complete SSH reference — connections, key management, tunneling, config, SCP/SFTP, and security hardening.
👷
Jenkins Reference
Complete Jenkins reference — pipeline syntax, Jenkinsfile, plugins, CLI, agents, and CI/CD patterns.
📨
HTTP Headers Reference
Complete HTTP headers reference — request headers, response headers, caching, security, CORS, and content negotiation. Searchable, with examples.
🐘
PostgreSQL Reference
Comprehensive PostgreSQL reference — from connection basics to advanced features like JSONB, full-text search, window functions, and performance tuning.
Async Patterns Reference
Multi-language async/concurrency patterns — JavaScript, Python, Go, Rust, Java, and universal concurrency patterns.
📡
Protobuf & gRPC Reference
Comprehensive reference for Protocol Buffers (proto3) and gRPC — message definitions, services, streaming, and common patterns.
📚
JS Array Methods
Complete JavaScript Array methods reference — creating, searching, transforming, sorting, iterating, and common patterns. Searchable, with examples.
🌊
Tailwind CSS Reference
Complete Tailwind CSS reference — layout, spacing, typography, colors, responsive design, states, and common patterns. Searchable, with examples.
GraphQL Reference
Complete GraphQL reference — schema definition, types, queries, mutations, directives, fragments, and common patterns. Searchable, with examples.
💻
VS Code Shortcuts
Complete VS Code keyboard shortcuts — editing, navigation, search, multi-cursor, terminal, debug, and more. Searchable, with Cmd/Ctrl notation.
🔲
CSS Grid Reference
Complete CSS Grid reference — container properties, item placement, grid functions, and common layout patterns. Searchable, with examples.
📦
CSS Flexbox Reference
Complete CSS Flexbox reference — container properties, item properties, and common layout patterns. Searchable, with examples.
⚛️
React Hooks Reference
Complete React Hooks reference — useState, useEffect, useContext, custom hooks, and common patterns. Searchable, with examples.
🔷
TypeScript Reference
Complete TypeScript reference — types, interfaces, generics, utility types, and advanced patterns. Searchable, with examples.
☁️
AWS CLI Reference
Complete AWS CLI reference — EC2, S3, IAM, Lambda, ECS, RDS, CloudFormation, and common operations.
🐹
Go Reference
Complete Go (Golang) reference — syntax, types, functions, concurrency, error handling, and common patterns.
💠
PowerShell Reference
Complete PowerShell reference — cmdlets, pipelines, scripting, file operations, remote management, and Active Directory.
💾
Redis Commands
Complete Redis command reference — strings, hashes, lists, sets, sorted sets, pub/sub, transactions, and server management.
🏗️
Terraform Commands
Complete Terraform reference — init, plan, apply, state management, modules, workspaces, and HCL syntax.
⚙️
Ansible Commands
Complete Ansible reference — playbooks, modules, inventory, roles, vault, and ad-hoc commands.
🟨
JavaScript
Complete JavaScript reference — variables, types, operators, strings, arrays, objects, functions, async, DOM, ES6+, and more.
🎨
CSS
Complete CSS reference — selectors, box model, positioning, typography, animations, media queries, custom properties, and more.
📄
HTML
Complete HTML reference — document structure, text content, forms, media, semantic elements, accessibility, and more.
Java
Complete Java reference — data types, strings, collections, OOP, interfaces, exceptions, file I/O, streams, lambdas, and more.
💻
Bash
Complete Bash reference — variables, strings, arrays, conditionals, loops, functions, file tests, I/O redirection, process management, and more.
🦀
Rust
Comprehensive Rust language cheat sheet covering ownership, traits, pattern matching, concurrency, and more.
📝
Markdown
Complete Markdown syntax reference for headings, formatting, links, tables, code blocks, and extensions.
📋
YAML
YAML syntax reference covering scalars, collections, anchors, multi-line strings, and common patterns.
🌐
Curl
Curl command-line reference for HTTP requests, authentication, file transfers, debugging, and common API patterns.
Cron
Cron scheduling reference covering syntax, field values, crontab management, and common schedule patterns.
🖥️
Tmux
Terminal multiplexer for managing multiple sessions, windows, and panes from a single terminal.
🔧
Awk
Powerful text processing language for pattern scanning, data extraction, and report generation.
✂️
Sed
Stream editor for filtering and transforming text, line by line.
🔍
Find
Search for files and directories in a directory hierarchy with powerful filtering options.
🔎
Grep
Search text using patterns. Filter lines from files, command output, or streams with regular expressions.
🐘
PHP
Complete PHP cheat sheet covering syntax, OOP, arrays, PDO, and modern PHP 8.x features.
⚙️
C
Complete C programming cheat sheet covering syntax, pointers, memory management, and standard library.
🔷
C++
Complete C++ cheat sheet covering STL containers, OOP, templates, smart pointers, and modern C++ features.
🐬
MySQL
Complete MySQL cheat sheet covering queries, joins, indexes, transactions, and administration.
💅
Sass
Complete Sass/SCSS cheat sheet covering variables, mixins, functions, nesting, and modern module system.
🔐
Chmod
Linux file permission commands and patterns for chmod.
🔢
NumPy
Essential NumPy commands for array manipulation and numerical computing in Python.
🐼
Pandas
Pandas cheat sheet for data manipulation, analysis, and transformation in Python.
🎯
Dart
Dart language cheat sheet covering syntax, types, OOP, null safety, and async patterns.
🔺
Laravel
Laravel PHP framework cheat sheet for routing, Eloquent, Blade, Artisan, and more.
🟩
Node.js
Comprehensive Node.js runtime reference covering modules, file system, HTTP, streams, and more.
Next.js
Next.js App Router reference covering routing, data fetching, server components, and deployment.
🍃
MongoDB
MongoDB reference covering CRUD operations, aggregation, indexes, and administration.
🔥
Firebase
Firebase reference covering Authentication, Firestore, Realtime Database, Cloud Functions, and Hosting.
🐳
Docker Compose
Docker Compose reference covering CLI commands, service configuration, networking, volumes, and more.
💲
jQuery
Quick reference for jQuery selectors, DOM manipulation, events, AJAX, and more.
📐
LaTeX
Quick reference for LaTeX document structure, math mode, formatting, and common packages.
🎯
XPath
Quick reference for XPath expressions, axes, predicates, and functions for XML/HTML querying.
Emmet
Quick reference for Emmet abbreviations for lightning-fast HTML and CSS coding.
📦
TOML
Quick reference for TOML configuration file syntax, types, tables, and common patterns.
💎
Prisma
Complete Prisma ORM cheat sheet — schema, queries, migrations, and CLI.
🤖
GitHub Actions
Complete GitHub Actions cheat sheet — workflows, triggers, jobs, and CI/CD patterns.
📦
npm
Complete npm cheat sheet — package management, scripts, publishing, and configuration.
Supabase
Complete Supabase cheat sheet — auth, database, realtime, storage, and edge functions.
🪶
Apache
Complete Apache HTTP Server cheat sheet — virtual hosts, modules, rewrite rules, and SSL.
📡
HTTP Status Codes
Complete reference of all standard HTTP response status codes with descriptions and use cases.
🔤
ASCII Table
Complete ASCII character reference with decimal, hexadecimal, and character values.
🔧
Chrome DevTools
Essential Chrome DevTools shortcuts, commands, and workflows for web developers.
💧
Drizzle ORM
Complete Drizzle ORM reference for schema definition, queries, relations, migrations, and common patterns.
Vercel CLI
Complete Vercel CLI reference for deployment, project management, domains, environment variables, and configuration.
🔄
PM2
Production process manager for Node.js applications with built-in load balancer, monitoring, and zero-downtime reloads.
📺
Screen
GNU Screen terminal multiplexer for persistent sessions, window management, and remote work.
📦
Webpack
Module bundler for JavaScript applications — loaders, plugins, code splitting, optimization, and dev server.
Vite
Next-generation frontend build tool with instant HMR, native ES modules, and optimized production builds via Rollup.