https://github.com/CloakHQ/CloakBrowser
CloakBrowser: The Stealth Chromium That Actually Beats Bot Detection What if you could run browser automation that websites literally cannot tell apart from a real human? That's the promise of CloakBrowser, and judging by the test scores, it delivers. CloakBrowser is a free, open-source project by CloakHQ that takes a fundamentally different approach to browser stealth. While tools like playwright-stealth, undetected-chromedriver, and puppeteer-extra try to hide automation by injecting JavaScript or flipping Chrome flags at runtime, CloakBrowser goes much deeper — it patches the Chromium source code itself, at the C++ level, before compilation. The result is a binary that anti-bot systems score as a normal browser. Because, technically, it is one. What Makes It Special Source-Level Patching (the Real Differentiator) This is the headline feature. CloakBrowser applies 49 patches directly to Chromium's C++ source covering canvas fingerprinting, WebGL renderer strings, audio fingerprinting, font enumeration, GPU vendor/renderer reporting, WebRTC, screen properties, hardware concurrency, WebGPU adapter info, CDP (Chrome DevTools Protocol) input signals, and more. The crucial difference: these modifications are compiled into the binary. They aren't injected at runtime via JavaScript, and they aren't set via command-line flags that detection systems can inspect. When a website like FingerprintJS probes the browser, the returned values look legitimate because they originate from compiled code — identical in structure to what a real Chrome installation would return, just with modified values. This also means the patches survive Chromium version upgrades. JavaScript-injection approaches break constantly because Google changes internal APIs; CloakBrowser's maintainers rebase their patches onto new Chromium releases instead.
The Test Scores Speak
| Detection Test | Stock Playwright | CloakBrowser |
| -------------------------------------- | ----------------------- | ------------------------- |
| reCAPTCHA v3 | 0.1 (bot) | 0.9 (human) |
| Cloudflare Turnstile (non-interactive) | FAIL | PASS |
| Cloudflare Turnstile (managed) | FAIL | PASS |
| ShieldSquare | BLOCKED | PASS |
| FingerprintJS | DETECTED | PASS |
| BrowserScan | DETECTED | NORMAL (4/4) |
| navigator.webdriver | true | false |
| window.chrome | undefined | object |
| CDP detection | Detected | Not detected |
| TLS fingerprint (JA3/JA4/Akamai) | Mismatch | Identical to Chrome |
Behavioral detection sites like deviceandbrowserinfo.com pass 24/24 human signals when this is enabled. It's the layer that covers what fingerprint patches can't: how the browser interacts. Persistent Profiles launch_persistent_context() maintains cookies, localStorage, IndexedDB, service workers, and cached fonts across sessions. This bypasses incognito detection (some sites flag empty, ephemeral profiles) and lets you stay logged in across runs. Browser Profile Manager A companion Docker image (cloakhq/cloakbrowser-manager) provides a web GUI for creating and managing isolated browser profiles — each with unique fingerprints, proxies, and persistent sessions. It's positioned as a free, self-hosted alternative to commercial anti-detect browsers like Multilogin ($29–199/month), GoLogin ($24–199/month), and AdsPower. You access profiles through noVNC in your browser. Auto-Updating Binary On first run, CloakBrowser downloads a pre-built stealth Chromium binary (~200MB, SHA-256 verified). It checks for updates in the background, so you always run the latest patched build without manual intervention. ─── What's Better • Actually works against Cloudflare Turnstile and reCAPTCHA v3. Most free tools fail here. This is the bar that matters for real-world scraping. • Zero cost, zero usage limits. MIT licensed. No subscriptions, no API keys, no usage caps. • No new SDK to learn. If you know Playwright or Puppeteer, you already know CloakBrowser. • Chromium updates don't break it. Patches are rebased, not injected. • Two-layer stealth. C++ patches handle static fingerprinting; the stealth driver eliminates CDP automation leaks. Most tools only address one. • Cross-platform. Linux (x64/ARM64), macOS (Intel/Apple Silicon), Windows (x64). Plus Docker. • Python + JavaScript + Docker. Covers the three main automation ecosystems. • Active development. 1.5K+ GitHub stars, regular releases, responsive maintainers. • Privacy-respecting. Data stays on your machine — unlike commercial alternatives that route your traffic through their cloud. ─── What's Worse / What's Missing • 200MB binary download. Stock Playwright's Chromium is also heavy, but the auto-download adds friction on first setup and consumes disk space. • Chromium only. No Firefox or WebKit support. Camoufox (Firefox-based, also C++-patched) is the alternative if you need Gecko. • No built-in proxy rotation. You bring your own proxies. The project recently added a ProxyRotator PR, but it's not core functionality yet. • Doesn't solve CAPTCHAs — only prevents them. If a CAPTCHA does appear (rare edge cases, aggressive rate limiting), you need a separate solving service. • Relatively young. 44 open issues on GitHub, smaller community than established tools. Edge cases still being discovered. • Headless mode less tested. The most impressive test results are in headed mode. Headless detection is a harder problem and the gap is narrower. • Auto-updating may be a liability. In air-gapped or strictly version-controlled environments, background update checks can be unwanted. This is configurable but worth noting. • Not battle-tested at enterprise scale. Commercial tools like Multilogin have years of production use behind them. CloakBrowser's long-term reliability across thousands of concurrent sessions is unproven. • One remaining detection signal. bot.incolumitas.com still flags 1/14 tests (the WEBDRIVER spec check). It's 13→1 improvement, not perfection. • GeoIP dependency optional but recommended. Without geoip=True, timezone/locale won't match your proxy, which is a detection vector. Requires pip install cloakbrowser[geoip]. ─── The Bottom Line
CloakBrowser is the most technically sound approach to browser automation stealth I've seen in the open-source space. Patching at the source level is the right architecture — everything else is playing whack-a-mole with detection scripts that evolve faster than JavaScript injections can keep up.
For anyone doing web scraping, automated testing behind Cloudflare, or running AI browser agents against protected sites, this is currently the best free tool available. The 0.9 reCAPTCHA score and Turnstile pass rate put it in the same league as $200/month commercial products. The tradeoffs are real — it's Chromium-only, you manage your own proxies, and the project is still maturing. But for the price (free), those are reasonable compromises.
# I made a 1-click app to run FLUX.2-klein on M-series Macs (8GB+ unified memory) : r/StableDiffusion
Been working on making fast image generation accessible on Apple Silicon. Just open-sourced it.
**What it does:**
\- Text-to-image generation
\- Image-to-image editing (upload a photo, describe changes)
\- Runs locally on your Mac - no cloud, no API keys
**Models included:**
\- FLUX.2-klein-4B (Int8 quantized) - 8GB, great quality, supports img2img
\- Z-Image Turbo (Quantized) - 3.5GB, fastest option
\- Z-Image Turbo (Full) - LoRA support
**How fast?**
\- ~8 seconds for 512x512 on Apple Silicon
\- 4 steps default (it's distilled)
**Requirements:**
\- M1/M2/M3/M4 Mac with 16GB+ RAM (8GB works but tight)
\- macOS
**To run:**
1. Clone the repo
2. Double-click Launch.command
3. First run auto-installs everything
4. Browser opens with the UI
That's it. No conda, no manual pip installs, no fighting with dependencies.
GitHub: [https://github.com/newideas99/ultra-fast-image-gen](https://github.com/newideas99/ultra-fast-image-gen)
The FLUX.2-klein model is int8 quantized (I uploaded it to HuggingFace), which cuts memory from ~22GB to ~8GB while keeping quality nearly identical.
Would love feedback.
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Source: [I made a 1-click app to run FLUX.2-klein on M-series Macs (8GB+ unified memory) : r/StableDiffusion](https://www.reddit.com/r/StableDiffusion/comments/1qdzj2t/i_made_a_1click_app_to_run_flux2klein_on_mseries/)
# The Independent AI Toolbox: A Curated Look at Free and Local Alternatives
The AI landscape moves fast. Every week, a new model drops, another API changes its pricing, and yet another startup claims to have built the "ultimate" tool. But underneath the hype, a quiet ecosystem of independent and local alternatives is maturing — tools that don't require subscriptions, don't phone home to Silicon Valley, and often produce results that rival the big names.
I recently came across [localalternative.io](https://www.localalternative.io/), a community-driven directory that catalogs exactly these kinds of tools. What follows is my own curated take on the most interesting finds, organized by category.
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## Text-to-Speech: When ElevenLabs Isn't an Option
Cloud TTS APIs are convenient until they aren't. Rate limits, pricing changes, and data privacy concerns make local or free alternatives attractive.
**freeaispeaker.com** and **tts.thinkins.xyz** offer free web-based TTS with surprisingly natural output. For Android users, **ClearSpeak** provides offline capability. On the commercial side, **brev.ai** sits at around 10€/month — a middle ground between free tiers and enterprise APIs.
The standout for technical users is **Metavoice** ([GitHub](https://github.com/metavoiceio/metavoice-src)), an open-source TTS project that supports voice cloning and emotional control. If you're comfortable running Python locally, this is currently the closest thing to an open-source ElevenLabs.
For developers watching VRAM requirements, tools like the [VRAM Estimator](https://smcleod.net/vram-estimator/) help you plan before downloading multi-gigabyte models.
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## Image Generation: Beyond Midjourney
Midjourney set the standard, but it's not the only game in town.
**krea.ai** ranks as top-tier for real-time generation and upscaling. **leonardo.ai** and **ideogram.ai** both offer generous free tiers with distinct artistic styles. For completists, **civitai.com** remains the central hub for community-trained Stable Diffusion models and LoRAs.
If you want to run everything locally, the choices are:
- **Fooocus** — The easiest entry point. Gradio-based, one-click install, Midjourney-style simplicity.
- **InvokeAI** — Built for creative workflows. Excellent canvas, outpainting, and node-based composition.
- **AUTOMATIC1111** — The power user's choice. Massive extension ecosystem, fine-grained control, steep learning curve.
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## Music & Audio: The Forgotten Frontier
AI music generation is often dismissed as a novelty, but the tools have become genuinely useful for prototyping and content creation.
**suno.ai** and **aiva.ai** dominate the melody-and-arrangement space. For stems and remixing, **fadr.com/stems** and **gaudiolab.io** separate vocals, drums, bass, and instruments with surgical precision.
If you need MIDI rather than audio, **ai-midi.com** and **staccato.ai** convert prompts or humming into structured musical data.
A hidden gem is **NVIDIA Music Flamingo** ([HuggingFace Space](https://huggingface.co/spaces/nvidia/music-flamingo)), which generates music conditioned on text descriptions with surprisingly coherent structure.
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## Video: The Next Battleground
Video generation is where image gen was two years ago — choppy, expensive, but improving weekly.
**klingai.com**, **wan-ai.co**, and **seed.bytedance.com** (Seedance) represent the current state of the art in text-to-video. **viggle.ai** specializes in character animation and motion retargeting, making it useful for content creators who need consistent characters across scenes.
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## Discovery: Finding What You Didn't Know Existed
The biggest problem with AI tools isn't quality — it's discoverability.
**arena.ai** lets you compare models head-to-head with blind tests, removing marketing bias from the equation. **futuretools.io** and **theresanaiforthat.com** maintain comprehensive directories that update faster than any single blog could.
For local/self-hosted specifically, **openfuture.ai** tracks open-source projects that you can run on your own hardware.
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## The Local Advantage
Running models locally isn't just about privacy. It's about ownership. When you run **Fooocus** on your own GPU, or **Metavoice** from a terminal, or **AUTOMATIC1111** with a custom checkpoint, you control the pipeline. No API deprecations. No surprise pricing changes. No content policy filters that decide what you're allowed to create.
The trade-off is setup time and hardware cost. But with tools like the [VRAM Calculator](https://apxml.com/tools/vram-calculator) and the estimator linked above, planning a local AI workstation is easier than ever.
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## Closing Notes
This list isn't exhaustive, and it will be outdated in three months. That's the nature of the field. But the pattern is clear: the gap between cloud APIs and local alternatives is closing. For creators who value independence, the tooling has never been better.
*Original tool list sourced from [localalternative.io](https://www.localalternative.io/) — a community directory of independent AI software.*
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**Tags:** #AI #OpenSource #LocalAI #TTS #StableDiffusion #MusicAI