Show HN: I built 184 free browser tools – PDF, image, dev, AI tasks, no upload

A developer launched a free online platform offering 162 browser-based tools for PDF, image, development, and AI tasks, with no file uploads or signups required. The tools run entirely client-side to ensure user privacy and instant processing.

brevio Guides 🍺 Buy me a beer Free · Private · Instant Browser tools. 162 No uploads. No signup. No tricks. 162 TOOLS · 12 CATEGORIES Merge PDFs Extract PDF Pages Rotate PDF Add Page Numbers to PDF Watermark PDF Sign PDF Organize PDF Pages Password Protect PDF Unlock PDF Compress PDF HEIC to JPG Image to PDF Compress Image Image Converter Resize Image SVG to PNG Converter EXIF Remover Crop Image VAT Calculator Compound Interest Calculator Mortgage Calculator Loan / EMI Calculator FIRE Calculator .gitignore Generator README Generator Random Number Generator Username Generator JSON Formatter JWT Decoder Base64 Encoder / Decoder URL Encoder / Decoder HTML Entity Encoder / Decoder UUID Generator Password Generator Color Converter Word Counter Text Case Converter Markdown to HTML Diff Checker Remove Duplicate Lines Sort Lines Percentage Calculator Tip Calculator Hash Generator CSV to JSON JSON to CSV YAML ↔ JSON Converter XML Formatter & Minifier Number Base Converter Regex Tester Crontab Generator Slug Generator Find & Replace Lorem Ipsum Generator Unit Converter Age Calculator BMI Calculator Calorie Calculator Time Zone Converter Unix Timestamp Converter Markdown Table Generator QR Code Generator PDF to JPG Typing Speed Test Reaction Time Test CPS Test Memory Test Color Vision Test Number Memory Aim Trainer 2048 Lexio Body Fat Calculator Stopwatch & Countdown Timer Pomodoro Timer Invoice Generator Color Palette Generator CSS Grid Generator CSS Flexbox Generator Meme Generator Fake Data Generator Business Name Generator Domain Name Generator Cover Letter Generator Business Card Generator Certificate Generator Resume Generator Ethereum Address Validator APY ↔ APR Calculator DCA Calculator Satoshi / BTC Converter ETH Unit Converter Bitcoin Address Validator Staking Rewards Calculator Crypto Tax P&L Calculator Portfolio Rebalancer Crypto Payment QR Generator Crypto Denomination Reference BIP39 Seed Phrase Validator SQL Formatter JSON to TypeScript Text Encryptor PDF to Text File Checksum Verifier Image Watermark HTML to Markdown Barcode Generator Image Flip & Rotate Aspect Ratio Calculator Number to Words CSS Gradient Generator Signature Maker Thumbnail Maker Base64 Image Encoder String Escape Tool LLM Benchmark Comparison Favicon Generator Readability Score LLM Cost Calculator Token Counter JSON Schema Generator Code Formatter Word Cloud Generator Chart Maker Image Upscaler Background Remover Speech to Text Word to PDF HTTP Headers Decoder Prompt Formatter Tokenizer Visualizer RAG Chunk Previewer JWT Generator Banner Maker Poster Maker Invitation Maker Photo Editor Video Compressor Flowchart Maker Mind Map Maker Logo Maker GIF Maker Audio Trimmer Photo Collage Maker Screen Recorder PDF to Word / Text JSONL Formatter & Validator LLM Error Decoder LLM Memory Calculator Context Window Visualizer Prompt Injection Scanner System Prompt Scorer Few-Shot Prompt Builder Text Similarity Checker Text to Speech Image to Text Fine-Tune Cost Calculator Token Probability Visualizer LLM Response Comparator Context Packer Prompt Compressor LLM Eval Scorecard More free tools See all 162 → Merge PDFs Compress Image JSON Formatter Password Generator VAT Calculator QR Code Generator