
Holdfast — Payment Recovery for SaaS & Creators
Retries failed Stripe charges and recovers subscriptions with automated dunning sequences.
@Holdfast_app · X
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16 projects

Retries failed Stripe charges and recovers subscriptions with automated dunning sequences.
@Holdfast_app · X

Practice LeetCode problems with automated spaced repetition scheduling.
@JoydeepNath007 · X

Automatically sort emails and generate smart replies using AI.
@HarshKharw26262 · X
Just shipped SortMail for the @meshapi_ai #MeshHackathon! An AI-powered Gmail inbox assistant that automatically classifies emails using GPT-4o. Live: GitHub: #MeshHackathon @meshapi_ai #BuildInPublic #FullStack #WebDev #OpenAI

Turn text and images into cinematic 4K+ videos with native audio, multi-shot sequencing, and persistent character identity.
kling — AI 生成视频,支持多种 kling 模型

Find your AI chatbot's security vulnerabilities before hackers do. 80+ attack types, independent verification, professional reports in minutes.
@SidraMumtaz25 · X
AutoRedTeam is an AI-powered security platform that automatically red-teams AI chatbots for vulnerabilities like prompt injection, jailbreaks, and data leaks. Built for AI teams to find and fix security issues before attackers do.

Upload a photo of any car part to get instant AI diagnosis and repair cost estimates.
u/clever_coder777 · Reddit
Tell me what you're building. Let's self promote. Tell me what SaaS/App you're building or have built. I'll go first: I built Recume AI — you upload a photo of a car problem and get an instant AI diagnosis + repair cost estimate before you ever talk to a mechanic. Built it to close the trust gap between car owners and shops. Comment down below what you're building. Would love to check it out and give some honest feedback. submitted by /u/clever_coder777 to r/microsaas

API providing token-level citations for LLM output grounded in attention analysis.
apoorvumang · HN
TokenPath – token-level citations for LLM output, read from attention

Turn rough requests into structured prompts for any AI tool.
u/Whole-Bike-7765 · Reddit
Advise for prompt generator & prompt library in the making Hey there, I’m building a prompt library and prompt generator, and I’d love to get some feedback on it. I’m 17 and have been working on the project myself for a while now, and it’s getting close to the point where I’d like other people to try it out. The idea is to make it easier to turn a rough idea into a structured prompt ready to use across any LLM, while also providing a library where people can discover and share useful prom

Paste messy AI/LLM output and get clean, valid, beautifully formatted JSON — with a plain-language explanation of every fix. Optional JSON Schema validation. Runs entirely in your
@SNSTRR88 · X
Recast: a browser tool that cleans messy LLM JSON and lists every fix. Nothing uploaded.

Transform raw video clips into polished short-form reels with AI.
@hunisinvesting · X
Create reels easily

Convert screenplays into finished videos with AI storyboards and consistent characters.
@tinkerersanky · X
You can make films with AI

Generate Excel formulas with AI technology.
Formulas AI — 帮助用户生成 Excel 公式,基于 DeepSeek-V3 的 AI 工具产品(需要用户自己填入key)