Free the AI turned my epub book into a PDF in 10 seconds
He needed a book converted from epub to PDF so his annotation workflow could handle it. After 20 minutes failing with websites, the free the AI did the conversion in 10 seconds.
A random mix from the whole library. Shuffle for a new set.
Hobbies
Making things, learning and having fun · 988 ideas155 apps formally refused to let the Doubao phone agent operate them
ByteDance's Doubao phone assistant launched with a screen-automation protocol (SAEP) letting apps declare whether its agent may operate them; when the 30-day notice period ended on Oct 14, 2026, 155 apps had refused, including WeChat, QQ, Taobao, Alipay, Meituan, Xiaohongshu, Didi and major banks. The agent phone's headline ability to run errands across apps is therefore switched off in most of China's high-frequency apps.
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Sort my 507 PDFs into 13 subfolders
In a hands-on test on a $20-a-month Google AI Pro account, the AI renamed and organised a folder of 507 PDFs into 13 subfolders. The session drew a broad warning that granting folder access could include sharing the folder's contents with third parties, plus a notice that backups of connected files would be deleted after a follow-up or 24 hours.
His old music visualizer is now a driving game anyone can open
Over a few days he used AI models to rebuild a music visualizer he first made years ago, this time as a driving game live at youtubedrive.com. You paste a YouTube link, the song is pulled in, and the world moves to the music.
Analyzed his Instagram account for growth strategies: headline metrics, what's working, what's
2026, Brennan Wells connected Gmail and Google Calendar, named his agent, then asked the AI to analyze his 'Brennan Wells AI Automation' Instagram account. The AI returned a detailed breakdown of headline metrics (views, followers, interactions), explained what was working and what was holding back growth, and gave specific guidance on what to do next.
Checked Tuesday-evening tennis court availability and booked court 2 at 7:30pm with a calendar entry
Demonstrated live: The AI searched court availability, booked the slot, and put it on the calendar without leaving the AI.
The AI designed a flexible circuit board that passes the factories' checks
The AI with KiCad MCP produced a flex PCB that validates in JLC and PCBWay DRC tools, not yet ordered or programmed.
This only partly worked. Worth knowing before you try it.
He built a new programming language for a 6502 machine with AI
He built Tantal, a small compiled language for the MOS 6502, designed around the real limits of his PAL-2 computer: predictable code, direct memory-mapped input and output, and no stack based parameters. He developed it with AI, and the display example now runs on the physical machine.
An agent one-shotted a game engine plugin from a 3,000-line plan
An agent one-shotted an Unreal Engine plugin from a 3k-line plan.
Pull and review my chess games every day so I can skip the Chess.com membership
Andrew plays casual online chess against a friend he is dead even with, and was about to buy a Chess.com membership for unlimited game reviews. Instead he gave the AI his Chess.com account; it automatically pulls and reviews his game log every day, and the premium upsell lost its reason to exist.
Every idea is a real post from someone who tried it, summarized in our words, with a link to the original. App names are swapped for plain words.