22+ free developer & content tools

No signup needed — everything runs in your browser.

• URL extractor — Pull every URL out of a block of text.
• Email extractor — Pull email addresses out of a block of text.
• Text splitter — Split text on any delimiter.
• Character & word counter — Words, characters, reading time and SEO snippet length.
• Character counter — Count characters in your text.
• Duplicate line remover — Strip repeated lines from a list.
• JSON formatter — Pretty-print JSON.
• Base64 encode/decode — Encode or decode Base64.
• URL encode/decode — Encode or decode URLs and parameters.
• QR code — Generate a QR code for a URL or text.
• UUID generator — Random UUID v4 (bulk, uppercase, no dashes).
• Password generator — Generate secure random passwords.
• Slug generator — Create URL slugs from titles.
• Meta tag generator — Generate title, description, Open Graph and Twitter meta tags.
• OpenGraph generator — Build Open Graph meta tags.
• Sitemap generator — Build an XML sitemap.
• robots.txt generator — Build robots.txt with user-agent, Allow/Disallow and sitemap.
• Hash generator — MD5, SHA-1, SHA-256 and SHA-512 digests.
• Color picker — Convert between HEX, RGB and HSL.
• Regex tester — Try regular expressions against your text.
• Timestamp converter — Unix timestamp ↔ date with time zone selection.
• Lorem ipsum — Generate Latin, Turkish or English filler text.
• UTM URL Builder — Add utm_source, utm_medium and utm_campaign parameters and generate ready-to-track campaign links.
• Color Palette Generator — Generate a harmonious 5-tone palette from a base color; copy the codes for your designs.
• Hex to RGB Converter — Convert hex color codes (#RRGGBB) to RGB / RGBA / HSL and back.
• Emoji Picker — Search popular emojis and copy them to your clipboard with one click.
• Password Strength Checker — Measure how strong a password is in real time and learn how to make it stronger.
• URL Shortener — Turn long links into short, shareable URLs with one click and track their clicks.
• Case Converter — Convert text to UPPER, lower, Title Case or Sentence case — Unicode aware.
• Hashtag Generator and Cleaner — Extract hashtags from text, get new suggestions and stay under the Instagram 30-hashtag limit.
• Bio Length Checker — Check the Instagram (150), TikTok (80), X (160), YouTube (1000) and other platform bio limits on one screen.
• CSS Gradient Generator — Pick 2-3 colors and an angle; preview and copy linear, radial or conic gradient CSS.
• Color Contrast Checker — Calculate the WCAG 2.1 contrast ratio of a text and background color and see AA / AAA thresholds.
• Favicon Generator — Scale an image to 16, 32, 48, 64, 180 and 512 px favicon sizes in your browser and download PNGs.
• URL Parser — Split a URL into protocol, host, port, path, hash and query parameters and inspect them in a table.
• JSON to CSV Converter — Convert a JSON array to CSV or a CSV table to JSON, with delimiter and quoting options.
• Age and Day Calculator — Calculate years, months, days, weeks and business days between two dates; find an age from a birth date.
• Image to Base64 Converter — Convert an image to a Base64 data URI or preview Base64 as an image — entirely in your browser.
• WhatsApp Link Generator — Create a clickable wa.me WhatsApp link from a country code, phone number and preset message; turn it into a QR code.
• Social Profile Link Builder — Build profile links for Instagram, TikTok, YouTube, X and more from a username; shorten with one click.
• Email Signature Generator — Create a Gmail / Outlook compatible HTML email signature with your name, title, company, phone and website.