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765+ Tools
15 Plugins
20 Categories
Developer Generator Toolkit
Developer Tools Generators
100+ developer generators in one place — UUIDs, passwords, fake data, lorem ipsum, SQL, JSON, CSV, XML, HTML, CSS, JS snippets, regex, slugs, colors, boilerplate code, and config files. All 100% client-side.
uuid-generator password-generator fake-data lorem-ipsum
100 tools v1.0.0
Open
Encoding Toolkit
Developer Tools Utilities
31 encoding, decoding & hashing utilities in one place — Base64, URL encoding, URL parsing, ASCII, Unicode, UTF-8/16, Binary, Hex, Octal, MD5, CRC32, SHA-256/512, HMAC and more. All processing is 100% client-side; no data is ever sent to a server.
base64 base64-encoder base64-decoder base64-image
31 tools v1.0.0
Open
Frontend Studio
Developer Tools IDE
Professional browser-based frontend IDE — HTML, CSS, JavaScript, SVG, JSON, Markdown and more. Monaco editor, live preview, project management, AI assistant, extensions, themes, and command palette. The complete frontend development environment in your browser.
frontend-ide code-editor html-editor css-editor
21 tools v1.0.0
Open
GitHub Toolkit
Developer Tools GitHub
36 browser-based GitHub utilities — download repos, files, folders, releases and gists; analyze repositories and profiles; explore branches, tags, commits and contributors; generate badges, shields, embeds and clone URLs; compare repos; view READMEs and source code with syntax highlighting. All processing is client-side via the public GitHub REST API.
github github-tools repo-downloader file-downloader
36 tools v1.0.0
Open
Internet Speed Test
Network Developer Tools
Professional Internet Diagnostics Suite — download/upload speed, latency, jitter, packet loss, DNS timing, TLS handshake, HTTP response analysis, server performance timings, ISP quality assessment, connection quality scores, browser environment profiling, and individual diagnostic tools. Generates detailed reports with JSON/PDF/TXT/CSV export and terminal cURL output. Integrates with Network Toolkit for deep-dive analysis.
speed-test bandwidth-test latency-test ping-test
15 tools v1.0.0
Open
JSON Tools
Developer Tools Utilities
19 powerful JSON utilities in one place — format, validate, minify, diff, sort keys, flatten, query (JSONPath), escape, and convert JSON to CSV, XML, YAML, and more. All processing is 100% client-side; no data is ever sent to a server.
json json-formatter json-validator json-minifier
19 tools v2.0.0
Open
Network Toolkit
Developer Tools Network
82+ network utilities across 8 groups — IP calculators, DNS lookups (A/AAAA/MX/TXT/NS/SOA/SRV/DKIM/DMARC), DNS propagation checker, WHOIS/RDAP, domain age/expiry/availability, URL tools, HTTP header checker, SSL certificate viewer, CSR decoder/generator, PEM decoder, email tools, open redirect checker, and more. Shared-hosting friendly — no raw sockets or root access required.
network-toolkit ip-tools dns-lookup whois
82 tools v1.0.0
Open
Previewer Toolkit
Image Tools SEO
OG image generator with 52 professional templates across 10 categories, plus a live metadata inspector. Generate social-ready images for Open Graph, Twitter Cards, Discord, LinkedIn and more — entirely from URL parameters.
og-image open-graph social-card meta-inspector
52 tools v1.0.0
Open
Regex Toolkit
Developer Tools Utilities
10 browser-based regex utilities — test, replace, extract, explain, validate, highlight matches, view named capture groups, generate patterns, browse a common patterns library, and reference the full cheat sheet. Zero server calls.
regex regexp regular-expression pattern-matching
10 tools v1.0.0
Open
Scannable Codes
Utilities Developer Tools
Generate and scan 15+ code types — QR codes, barcodes (Code 128, EAN, UPC, ITF, Codabar, Pharmacode), and 2D codes (PDF417, DataMatrix, Aztec, Code 93). Scan live via camera or upload an image. Advanced QR customization with colors, dot styles, and logo embedding. Export as PNG, SVG, or JPEG.
qr-code qr-generator qr-scanner barcode
15 tools v1.0.0
Open
Security Toolkit
Developer Tools Security
21 browser-based security utilities — hash generators (MD5, SHA-1/224/256/384/512, CRC32, RIPEMD-160, Whirlpool), password tools, JWT encoder/decoder/validator, HMAC generator, file hash calculator and hash verifier. 100% client-side; no data is ever sent to a server.
security hash-generator md5 sha-256
22 tools v1.0.0
Open
Text Toolkit
Writing Text Tools
220 text tools in one Workbench — 109 instant client-side tools (counters, readability, case & format converters, cleanup, extraction, comparison, encoding) plus 111 Gemini-powered AI tools (grammar checker, AI humanizer/detector, paraphraser, rewriter, translator, citation generators, SEO/social copy generators, business writing tools, and more).
text-toolkit word-counter character-counter case-converter
220 tools v2.0.0
Open
Time Toolkit
Developer Tools Utilities
Professional Date & Time Workbench — Universal input auto-detects any date, timestamp, timezone, or coordinate and instantly populates 16 intelligent tool groups: basic info, timestamp converter, date formats, calendar, timezones, date arithmetic, date difference, age calculator, astronomy, business days, developer snippets, cron parser, export, productivity, religious calendar, and utilities. 100+ tools in one elegant single-page workbench.
time-toolkit date-tools timestamp-converter timezone-converter
120 tools v1.0.0
Open
XML Tools
Developer Tools Utilities
10 powerful XML utilities in one place — format, beautify, minify, validate, view, escape, unescape, convert XML to CSV, CSV to XML, and diff two XML documents. All processing is 100% client-side; no data is ever sent to a server.
xml xml-formatter xml-validator xml-minifier
10 tools v1.0.0
Open
YAML Tools
Developer Tools Utilities
12 powerful YAML utilities in one place — format, validate, view, sort keys, flatten, diff, escape, and convert YAML to JSON, CSV, and more. All processing is 100% client-side; no data is ever sent to a server.
yaml yaml-formatter yaml-validator yaml-viewer
12 tools v1.0.0
Open

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