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Freebuff

Free coding agents to kill Claude, Cursor, Replit, and Devin

Software Engineering
Developer Tools
Tech
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Hunted byMatthew DoMatthew Do

Freebuff is a free coding agent that gives you access to the best open source models. We offer a CLI, Desktop app, Web app builder, and Cloud agent -- all free! This is the free way to build full-stack apps. No subscription, no API keys, no lock-in. Cancel your subscriptions to Claude Code, Cursor, Codex, Lovable, Replit, Bolt, Windsurf, and Devin.

Top comment

Coding shouldn't be blocked behind expensive paywalls or subscriptions! We subsidize some of the best models (GPT 5.6 Luna, Deepseek v4 Pro, GLM 5.2) with small ads in order to give everyone access to agentic engineering.

Comment highlights

Free coding agents without another subscription or API key to manage? That’s actually a pretty interesting approach 👀 Curious to try how Freebuff compares in real-world builds. Congrats team!

colour me intrigued! The model is a great idea and with the price increase for tokens from deepseek could be a good alternative.

Wow! I just discovered freebuff. I'm testing the desktop version and loving it. I can't believe I didn't know about this sooner. Please release more models for Brazil!! 😍😍

FYI I was invited by Freebuff to support their Product Hunt launch. Unfortunately, after my own experience and feedback from people I referred, I cannot recommend it. 1. Misleading model promotion I received a promotional email explicitly advertising GPT-5.6 Luna as 100% free. I shared Freebuff with other people partly because of this promotion. In practice, both I and people I referred appear to have access only to DeepSeek. If you advertise a specific model to attract users and referrals, but that model isn't actually available to those users, I consider that seriously misleading. Any regional or other restrictions should have been clearly disclosed before signup. 2. Agent permissions and sandboxing I also have serious concerns about the client's permissions. From my experience and feedback from people I referred, the agent appears to have very broad access without sufficiently clear and predictable workspace boundaries. For an agent capable of modifying files, explicit permissions and strong sandboxing are essential. 3. Communication The promotional emails — including the request to support this Product Hunt launch — arrive under a personal-looking sender such as "James from Freebuff", yet replies to that sender address don't work. There is apparently a separate support address, but users have to discover it separately. You are asking users for referrals and public support. I think users deserve the same transparency about what they're actually getting and an obvious way to respond when something is wrong. Why I'm posting this I was explicitly asked to support this launch. I cannot honestly give it a positive recommendation, so I'm sharing my actual experience instead. I'm not posting this to start a debate, and I won't participate in arguments or spend time defending my experience. I've described what happened and why I cannot recommend the product. Other users can look at the facts, try the product themselves, and make their own decision.

I am an idiot :) . Tell me how you guys make money. My Claude API bill was about 1600 last month

Amazing product! Been using it for a few months. Equivalent to Claude Code but free. Used it for data analysis for work as well as creating tools eg football manager moneyball tools. The harness really impressed me as it started checking some maths for me when I asked it about optimising collision detection for 3d objects. That's what inspired me to get it to help with data analysis too. I also used it to help research robot cars and drones for my son to use on ebay. So it has search tools too. It's amazing

genuinely no need to pay for tokens for solo work & personal life anymore. great product and evolving fast.

This is my first comment here on the website, but the team behind it truly deserves it! It's mind-blowing to see what's possible when you can do token maximization. I hope you all enjoy it.

best of luck! Good to the see a coding agent different from the other ones

Really incredible how much you performance you can get out of these smaller and cheaper models with a well engineered harness. A lot of people are wasting their money using frontier intelligence for every task when most tasks don’t need it!

Freebuff is squeezing the most intelligence possible out of the models for no cost to the developer. No one is doing it better. Towards intelligence too cheap to meter!

Hey everyone!

So glad to be part of the team behind Freebuff. We've come a long way in the field of high-efficiency models, and now, people often solve problems using our ad-funded models that top tier coding agents completely miss.

We are seeing the future shift into extreme token efficiency -- where we can now make token intelligency completely free for everyone without compromising quality.

The future of AI is going to be this: powerful tools for everyone, completely free to use.

Come try out our models for yourself across:

- Desktop
- CLI
- Web
- Cloud
- Chat


Love you all!
Victor

Free coding agents make a lot of sense, especially for consumers and indie developers. I wonder how long it’ll take enterprises to adopt - when will people in real SWE jobs be convinced that they are just as good as paid models?

Hey everyone!

I'm excited to share our 100% free coding agent, funded by ads.

We're making coding agents accessible to everyone around the world, so coding doesn't require a subscription.

Use any of the following models for free, which are quite strong:

  • GPT 5.6 Luna

  • DeepSeek V4 Pro

  • DeepSeek V4 Flash

  • MiniMax M3

  • MiMo 2.5

The limits are high too. You get 6 sessions of an hour each per day! Some models like Flash get unlimited sessions.

We also have 5 products: Desktop, CLI, Web, Cloud, and Chat. Check them out at freebuff.com.

Let us know what you think!

Cheers,

James

About Freebuff on Product Hunt

Free coding agents to kill Claude, Cursor, Replit, and Devin

Freebuff launched on Product Hunt on August 14th, 2026 and earned 204 upvotes and 27 comments, earning #3 Product of the Day. Freebuff is a free coding agent that gives you access to the best open source models. We offer a CLI, Desktop app, Web app builder, and Cloud agent -- all free! This is the free way to build full-stack apps. No subscription, no API keys, no lock-in. Cancel your subscriptions to Claude Code, Cursor, Codex, Lovable, Replit, Bolt, Windsurf, and Devin.

Freebuff was featured in Software Engineering (42.9k followers), Developer Tools (517.5k followers) and Tech (630k followers) on Product Hunt. Together, these topics include over 254.1k products, making this a competitive space to launch in.

Who hunted Freebuff?

Freebuff was hunted by Matthew Do. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.

Want to see how Freebuff stacked up against nearby launches in real time? Check out the live launch dashboard for upvote speed charts, proximity comparisons, and more analytics.