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Alle verfügbaren Online-Tools, Entwickler-Utilities, Konverter und 74+ technische Fachartikel auf einen Blick. Jedes Werkzeug läuft 100% lokal in deinem Browser.
1. Entwickler-Werkzeuge & Text-Tools
Wortzähler (Online)
Wörter, Zeichen, Sätze und Lesedauer live zählen
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Groß- & Kleinschreibung
camelCase, snake_case, UPPERCASE & Title Case konvertieren
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UUID Generator (v4 & v7)
Zufällige v4 und sortierbare v7 UUIDs generieren
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Unix Timestamp Umrechner
Epoch-Sekunden & Millisekunden in Datum und UTC umwandeln
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Hash Generator
SHA-256, SHA-512 und MD5 Prüfsummen berechnen
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JWT Decoder
JSON Web Tokens sicher im Browser entschlüsseln
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URL Encoder & Decoder
RFC 3986 Prozentkodierung für URLs & Abfrageparameter
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JSON Validator & Formatter
JSON prüfen, formatieren, minifizieren und reparieren
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2. Base64 Werkzeug-Suite
Base64 Decoder
Base64 in lesbaren UTF-8 Text umwandeln mit Umlaut-Unterstützung
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Base64 Encoder
Text in standardisiertes Base64 und Base64URL kodieren
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Base64 Konverter
All-in-One Konverter zwischen Standard Base64 und URL-Safe Base64
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Base64 Encoder & Decoder
Zwei-Wege-Werkzeug zum simultanen Kodieren und Dekodieren
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Base64 Datei-Decoder
Base64-Strings in originale PDF-, ZIP- und Bilddateien extrahieren
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Base64 URL Decoder
RFC 4648 URL-sichere Base64URL-Strings dekodieren
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Base64 in Bild
Base64-Data-URIs in sichtbare PNG-, JPG- und WebP-Bilder umwandeln
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Bild in Base64
Fotos und Grafiken in HTML/CSS Data-URIs kodieren
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3. Dokumente, Medien & Alltagsrechner
PDF verkleinern
PDF-Dateigröße ohne Qualitätsverlust im Browser komprimieren
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Bilder verkleinern
JPG, PNG und WebP Bilder komprimieren mit Stapelverarbeitung
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HEIC in JPG umwandeln
Apple iPhone HEIC-Fotos direkt im Browser in universelles JPG konvertieren
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Trinkgeld-Rechner
Trinkgeld berechnen, Rechnungen aufteilen und aufrunden
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Alle Tools Hub
Kategorisierte Übersicht über alle Werkzeuge
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4. Ratgeber & Technische Artikel (74+ Guides)
Base64 & Encoding6 min read
What is Base64 Encoding? Complete Guide & Visual Explanation
October 2, 2026Lesen →
Base64 & Encoding5 min read
How Base64 Decoding Works: Behind the 6-Bit Math
October 2, 2026Lesen →
Base64 & Encoding5 min read
Base64 vs Base64URL: RFC 4648 Standards Explained
October 2, 2026Lesen →
Base64 & Encoding6 min read
How to Decode Base64 in JavaScript, Node.js & TypeScript
October 2, 2026Lesen →
Base64 & Encoding5 min read
Decoding Base64 in Python: Practical Examples with base64 Module
October 2, 2026Lesen →
Base64 & Encoding5 min read
Base64 in HTTP Basic Authentication: How It Works & Security Facts
October 2, 2026Lesen →
Base64 & Encoding6 min read
Embedding Images with Data URIs vs External URLs: Performance Guide
October 2, 2026Lesen →
Base64 & Encoding5 min read
Is Base64 Encryption? Why It Does Not Protect Passwords
October 2, 2026Lesen →
Base64 & Encoding5 min read
How to Decode JSON Web Tokens (JWT) using Base64URL
October 2, 2026Lesen →
Base64 & Encoding4 min read
Base64 Padding Rules: Why Equal Signs (=) Matter
October 2, 2026Lesen →
Base64 & Encoding5 min read
Handling UTF-8 & Unicode in Base64: Avoiding Character Corruption
October 2, 2026Lesen →
Base64 & Encoding5 min read
Converting Hexadecimal to Base64 and Back: Binary Representations
October 2, 2026Lesen →
Base64 & Encoding5 min read
Email MIME Attachments: Why Email Still Relies on Base64
October 2, 2026Lesen →
Base64 & Encoding4 min read
Base64 in Golang: Encoding and Decoding Byte Slices with encoding/base64
October 2, 2026Lesen →
Base64 & Encoding5 min read
How to Decode Base64 to PDF Documents in the Browser
October 2, 2026Lesen →
JSON & APIs6 min read
What is JSON? Complete RFC 8259 Standard Guide
October 2, 2026Lesen →
JSON & APIs5 min read
Top 5 Common JSON Syntax Errors and How to Fix Them
October 2, 2026Lesen →
JSON & APIs4 min read
JSON Formatting vs Minification: When to Use Each
October 2, 2026Lesen →
JSON & APIs4 min read
Why Trailing Commas Break JSON (and How to Auto-Fix)
October 2, 2026Lesen →
JSON & APIs6 min read
How to Parse Large JSON in JavaScript Without Crashing
October 2, 2026Lesen →
JSON & APIs6 min read
JSON vs YAML vs XML: Data Serialization Formats Compared
October 2, 2026Lesen →
JSON & APIs6 min read
Best Practices for Designing RESTful JSON APIs
October 2, 2026Lesen →
JSON & APIs5 min read
Handling Dates and Timestamps in JSON: ISO 8601 vs Epoch
October 2, 2026Lesen →
JSON & APIs5 min read
JSON Schema Validation: Enforcing Data Contracts in APIs
October 2, 2026Lesen →
JSON & APIs4 min read
How to Safely Escape Special Characters in JSON Strings
October 2, 2026Lesen →
JSON & APIs5 min read
JSON vs JSON5 vs JSONC: Adding Comments to Configuration Files
October 2, 2026Lesen →
JSON & APIs5 min read
Preventing JSON Injection and Prototype Pollution in Web Apps
October 2, 2026Lesen →
JSON & APIs5 min read
Formatting JSON in the Terminal: The Essential jq Command Guide
October 2, 2026Lesen →
Images & HEIC5 min read
What is a HEIC File? Apple High Efficiency Image Container Explained
October 2, 2026Lesen →
Images & HEIC5 min read
HEIC vs. JPG: Compression, Quality, and Compatibility Compared
October 2, 2026Lesen →
Images & HEIC4 min read
Why Windows and Android Can't Open iPhone HEIC Photos
October 2, 2026Lesen →
Images & HEIC3 min read
How to Stop Your iPhone from Taking HEIC Photos (Camera Settings)
October 2, 2026Lesen →
Images & HEIC4 min read
How to Batch Convert HEIC to JPG in Bulk on Any Device
October 2, 2026Lesen →
Images & HEIC6 min read
HEIC vs. WebP vs. AVIF: Next-Gen Image Formats Compared
October 2, 2026Lesen →
Images & HEIC5 min read
Lossless vs Lossy Compression for Web Images: Choosing Wisely
October 2, 2026Lesen →
Images & HEIC5 min read
How In-Browser Client-Side Image Conversion Protects Your Privacy
October 2, 2026Lesen →
Images & HEIC4 min read
Converting iPhone Live Photos and Burst Shots to Standard JPEGs
October 2, 2026Lesen →
Images & HEIC6 min read
Image Optimization for Core Web Vitals: Faster Page Speeds
October 2, 2026Lesen →
Images & HEIC5 min read
EXIF Metadata in iPhone Photos: How Conversion Protects Location Data
October 2, 2026Lesen →
Images & HEIC5 min read
Preparing Product Images for E-Commerce: Dimensions, Ratios & Formats
October 2, 2026Lesen →
Tipping & Math4 min read
How to Calculate Tips in Your Head: 10%, 15%, and 20% Math Tricks
October 2, 2026Lesen →
Tipping & Math6 min read
Tipping Etiquette in the USA: Complete Restaurant & Service Guide
October 2, 2026Lesen →
Tipping & Math4 min read
Should You Tip Before or After Tax? Etiquette Experts Weigh In
October 2, 2026Lesen →
Tipping & Math5 min read
How to Split a Restaurant Bill Fairly with Friends
October 2, 2026Lesen →
Tipping & Math5 min read
Tipping for Food Delivery: DoorDash, Uber Eats & Grubhub Guidelines
October 2, 2026Lesen →
Tipping & Math6 min read
International Tipping Guide: When to Tip in Europe, Asia & Beyond
October 2, 2026Lesen →
Tipping & Math4 min read
Gratuity vs Service Charge: What Is the Legal Difference?
October 2, 2026Lesen →
Tipping & Math4 min read
Bartender Tipping Etiquette: Cash vs Card Open Tabs
October 2, 2026Lesen →
Tipping & Math4 min read
Hotel Tipping Guide: Bellhops, Housekeeping & Valet Services
October 2, 2026Lesen →
Tipping & Math5 min read
How Tip Pooling Works in Restaurants: Front of House vs Kitchen
October 2, 2026Lesen →
Tipping & Math5 min read
Cashless Tipping: Apps, QR Codes, and Digital Gratuity Trends
October 2, 2026Lesen →
Tipping & Math4 min read
Tipping Ride-Share Drivers: Uber and Lyft Guidelines
October 2, 2026Lesen →
Text & Productivity6 min read
How Word Counters Work: Algorithmic Text Parsing & Reading Speed Math
October 5, 2026Lesen →
PDF & Documents6 min read
Client-Side PDF Compression: How to Shrink Documents Without Server Uploads
October 5, 2026Lesen →
Text & Productivity6 min read
7000 Wörter in Seiten: Wie viele Buch- & Normseiten sind das?
October 7, 2026Lesen →
Text & Productivity5 min read
PDF Wörter zählen: 4 einfache Methoden ohne teure Software
October 7, 2026Lesen →
Text & Productivity5 min read
Wörter auf einer Website zählen: URLs & Webseiten richtig analysieren
October 7, 2026Lesen →
Base64 & Encoding6 min read
Base64 to Image: Complete Conversion, Data URI & Image Decoding Guide
October 7, 2026Lesen →
Text & Productivity6 min read
Wortzähler Online: Wörter & Zeichen kostenlos im Browser zählen
October 7, 2026Lesen →
JSON & APIs7 min read
UUID v4 vs. UUID v7: The Developer Guide to Random vs. Time-Ordered Identifiers
October 8, 2026Lesen →
JSON & APIs6 min read
Unix Timestamps & Epoch Time Explained: Conversion Guide, Parsing & The Year 2038 Problem
October 8, 2026Lesen →
Base64 & Encoding7 min read
Cryptographic Hash Functions Explained: SHA-256, SHA-512, MD5 & Checksum Verification
October 8, 2026Lesen →
JSON & APIs8 min read
How to Decode & Inspect JWTs: Complete Guide to Header, Payload, Signature & Security Claims
October 8, 2026Lesen →
Text & Productivity6 min read
Case Converter Guide: Casing Conventions for Code, Databases, URLs & Editorial Writing
October 8, 2026Lesen →
Base64 & Encoding7 min read
The Ultimate Guide to Base64 Decoders: Decoding Strings, Binary Files, and Data URIs Safely
October 8, 2026Lesen →
Text & Productivity7 min read
Online Word Counter Guide: Counting Algorithms, Reading Time Calculations & Optimal Word Counts
October 8, 2026Lesen →
PDF & Documents7 min read
PDF Optimization & Conversion Guide: How to Shrink, Compress and Convert PDFs Without Losing Quality
October 8, 2026Lesen →
JSON & APIs7 min read
UUID Generator online: UUID v4 vs. v7, RFC 9562 & B-Tree Indexierung
October 8, 2026Lesen →
JSON & APIs6 min read
Unix Timestamp Umrechner: Epoch-Zeit in Datum umwandeln, UTC & das Jahr-2038-Problem
October 8, 2026Lesen →
Base64 & Encoding7 min read
Hash Generator online: SHA-256, SHA-512 & MD5 Prüfsummen berechnen und verifizieren
October 8, 2026Lesen →
JSON & APIs7 min read
JWT Decoder: JSON Web Tokens sicher im Browser entschlüsseln & Claims prüfen
October 8, 2026Lesen →
Text & Productivity6 min read
Groß- und Kleinschreibung online umwandeln: camelCase, snake_case & Title Case
October 8, 2026Lesen →
Base64 & Encoding7 min read
Base64 Decoder online: Texte, Dateien und Data-URIs sicher entschlüsseln
October 8, 2026Lesen →
PDF & Documents7 min read
PDF verkleinern & optimieren: Dokumente ohne Qualitätsverlust im Browser komprimieren
October 8, 2026Lesen →
5. Über uns, Datenschutz & Rechtliches
Über Toolstack
Unsere Mission, Zero-Data-Policy und technische Architektur
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Datenschutzerklärung (DSGVO)
100% datenschutzkonforme lokale Ausführung ohne Cookies oder Tracker
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Nutzungsbedingungen (AGB)
Rechtliche Rahmenbedingungen für die kostenlose Nutzung
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Kontakt & Support
Fragen, Fehlerberichte und Feedback einreichen
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