🧑🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.
🥇 The strongest free web search plugin for DeepSeek Harness, and the search bridge for every model without native web access. Free, no signup, no API key. Ask the web or X, get structured JSON evidence. | 🥇 全网最强的 DeepSeek Harness 免费联网搜索插件,免费免注册免 API key。为不能联网的模型补上搜索,问网页或 X,拿回结构化 JSON 证据(搜索、抓取、引用)。
Bulk-create Notion accounts and auto-wire each into 9Router as an OpenAI-compatible AI provider. Zero-dependency Node toolkit: disposable-email signup, automatic session/token/cookie extraction, and one-command 9Router registration.
A free, browser-based editor for creating stunning screenshots and visuals. No signup, no watermarks.
A list of tools that are open-source, in-browser, and require no-signups!
The fully open-source DuckDB workbench that runs in your browser. SQL editor, notebooks, charts, AI assistant. No install, no signup, no backend — your data never leaves the tab.
免费临时邮箱:1 秒生成、无需注册、阅后即焚,到期自动销毁。基于 Cloudflare Workers + D1 + Email Routing,可一键部署到自己的域名。设计亮点:暖纸底玻璃拟态、水晶光影双态背景交叉淡入(纸飞机↔信封)、验证码即所得。Free temporary email — 1-second disposable inbox, no signup, auto-expiry & self-destruct, self-host on your own domain.
Integrated set of Django applications addressing authentication, registration, account management as well as 3rd party (social) account authentication. 🔁 Mirror of https://codeberg.org/allauth/django-allauth/
Free HTTP, SOCKS4 and SOCKS5 proxy lists, re-checked every hour. Plain text and JSON, sorted fastest first, with response time, exit IP, ASN and geolocation. No signup and no API key.
A free, local desktop app to extract subtitles (SRT) from video and translate them into any language — unlimited use, no signup, no cloud.
Score and choose the best domain name for your startup — AI-powered generation, real-time availability, and multi-dimensional scoring (LEN, PRO, MEM, BRD, FIT). Free, no signup.
A free, self-paced 24-week AI engineering course: Python, machine learning, LLMs, RAG, fine-tuning, agents and MCP, Azure and Vertex and Bedrock, and Databricks. 43 runnable notebooks, one continuous case study. MIT licensed, no signup. By Zorost Intelligence AI Lab.
Eleven ChatGPT skills that run a YouTube channel. Free, MIT, no signup, no API key.
Automated GitHub account registration toolkit — signup, email verification, first repo, TOTP 2FA with recovery codes, and profile completion. Powered by Camoufox (anti-detect Firefox) + Litensi Mail. Python CLI & React web console.
Mortis Forge 2 Trainer Hub 2026: Open Config Profiles, Auto Sync, No Signup
SEO Agent Kit: a self-improving SEO agent for Claude Code. Writes, fact-checks and publishes WordPress posts via Creator OS, learns from PostHog signups and Google Search Console, gets cited by AI search.
Hundreds of free, open-source web tools for developers, creators, and everyday tasks. No signup, no ads, no limits.
ATS Resume Checker — Upload your resume for parseability, keyword match, structure, and content analysis — 100% in your browser. No signup, no server upload. Free on ToolAdda.online.
Free V2Ray subscription links, rebuilt from measurement every day. VLESS, VMess, Trojan, Shadowsocks, Hysteria2, TUIC and Reality configs, plus 29 ready-made subscription bundles and a proxy list proved to reach GitHub from blocked networks. Every link is fetched, decoded and dialled before it is published. No signup, no tracking.
ZCode account pool desktop app: mailbox library, batch Z.ai signup + email verification via Microsoft Graph, multi-account switching. Tauri 2 (Windows/macOS/Linux).
Resume Builder — Build an ATS-friendly resume with live preview, writing help, and real-text PDF export. Everything runs in your browser — your data never leaves your device. Free on ToolAdda.online.
OpenAI-compatible API bridge for the Genspark web session — multi-account round-robin, streaming, and automated signup toolkit. Unofficial; see DISCLAIMER.md.
JPG to PNG Converter — Convert JPG or JPEG photos to lossless PNG — with batch processing, transparent background, rotate/flip/resize, and real DPI metadata. No upload, no signup, 100% private in your browser. Free on ToolAdda.online.
Image Crop Tool — Crop any photo with pixel precision — 18 aspect ratio presets, circle and oval crop, batch cropping with ZIP download, rotate/flip/zoom, and rule-of-thirds guides. No upload, no signup, 100% private in your browser. Free on ToolAdda.online.
HEIC to JPG/PNG Converter — Convert HEIC and HEIF photos from your iPhone or iPad to JPG, PNG, WebP, AVIF, PDF, or BMP instantly — no upload, no signup, 100% private in your browser. Free on ToolAdda.online.
Compare Two PDFs — Upload two PDF files and see exactly what changed: added, removed and edited text, visual differences, layout shifts and inserted or deleted pages. Text, visual, page-by-page and layout comparison in one tool — no Adobe Acrobat, no signup, and your documents never leave your device. Free on ToolAdda.online.