All 373 Free Online Developer Tools
Browse by category, or search the index by tool name
Browse by Category
11 categoriesAll Tools
AlphabeticalVoice Recorder - Free Online Audio Recorder
Free online voice recorder. Record audio from your microphone in the browser. Live waveform, pause/resume, save as MP3 or WAV. No upload, 100% private.
Weather Forecast - Live 7-Day Forecast and Charts
Free weather forecast tool. See current weather, 7-day forecast, hourly details. AI cannot show real-time weather with visual charts.
Webcam Test - Free Online Camera & Mic Tester
Free online webcam test. Test your camera, microphone, speakers and screen in one place. Live preview, VU meter, FFT spectrum and channel tests.
PopularWhat Day Is It? - Today's Date, Week Number & Holidays
What day is it today? Today's date in 8 formats, day of year, week number, days between dates, and a month calendar. Free.
What Holiday Is Today? - Daily Holiday Checker
Free daily holiday checker. Find public, bank, optional, and observance holidays for any date in 100+ countries. No signup required.
What Should I Watch Tonight? - Free Movie Night Picker
Free movie night picker with curated database of popular movies. Filter by genre, year, runtime, mood, streaming. Stop scrolling, start watching.
What Time Is It? - World Clock & Current Time
What time is it? Free online world clock shows current time anywhere. Live analog & digital clocks with multiple timezones. No signup, no ads.
WHOIS Lookup - Free Domain Ownership Checker
Free WHOIS lookup. Registration dates, registrar, owner, name servers and expiry for any TLD, plus live DNS records. No account, no signup.
Word Cloud Generator - Free Tag Cloud Maker
Free word cloud generator. Turn any text into a weighted tag cloud with shapes, colors and fonts. PNG & SVG export. 100% private, no signup.
Word Counter - Count Words & Readability
Free word counter. Count words, characters, sentences and reading time, with keyword density and SEO readability. Private, handles large documents.
Word Search Maker - Free Printable Puzzle Generator
Free word search maker. Turn any word list into a printable puzzle in seconds with answer key and PNG/PDF export. 100% private, no signup, no ads.
Word to PDF Converter - Free Online DOCX to PDF
Free online Word to PDF converter. Convert DOCX files to PDF directly in your browser. Preserves formatting, fonts, tables, and images. No upload, 100%.
Wordle - Free Daily Word Puzzle Game Online
Play free daily Wordle. 6 tries to guess the 5-letter word. Daily word, stats tracking, streak counter, share as emoji grid. No signup, no ads.
PopularWordle Helper - Free Wordle Solver & Hints
Free Wordle helper tool. Get optimal word suggestions, hints, and strategy. Track your game state to find the best guess. No AI, no signup.
Work Hours Calculator - Free Time Card & Timesheet
Free work hours calculator. Calculate weekly time card hours, overtime, break deductions, and pay. Supports 12h/24h format. No signup, 100% private.
Workout Planner - Personalized Training Plan and Tracker
Free workout planner with personalized training plan generator, session tracker, and progress charts. 100+ exercises, progressive overload, PDF export.
World Cup 2026 Tracker - Schedule & Groups
Free 2026 FIFA World Cup tracker with the full schedule, group standings and knockout bracket. 48 teams, 104 matches, 12 groups. No signup.
PopularXML Formatter - Format, Validate & Beautify XML Online
Free XML formatter and validator. Format, beautify, minify XML, convert to JSON, and validate well-formedness. Browser-based, no signup, 100% private.
YouTube Tag Generator - Free AI SEO Tags for Videos
Free AI-powered YouTube tag generator. Generate SEO-optimized tags, score your title, extract video metadata, get YouTube Shorts hashtags. No signup.
YouTube Thumbnail Downloader - Extract HD Thumbnails Free
Free YouTube thumbnail downloader. Extract HD thumbnails from any video in every resolution. No signup, no watermark, 100% free.
PopularYouTube Transcript Extractor - Video to Text and SRT
Free YouTube transcript extractor. Pull captions from any YouTube URL as plain text, timestamped text, SRT, or VTT. Multi-language, bulk mode, 100% free.
YouTube Video Summarizer - AI Video Summary Tool
Free AI YouTube video summarizer. Paste a YouTube video URL and get an AI-generated summary with key points. Private, no signup, no key.
NewZodiac Compatibility Calculator - Match Score by Birth Date
Free zodiac compatibility calculator: two birth dates give an instant sign match score with love, trust and communication breakdowns. 100% in your browser.
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