20
Buildable ideas
Signal dossier · updated Jun 24, 2026
Stop guessing
what to build.
A live feed of buildable SaaS ideas mined from real pain across Reddit, G2, the App Store, Stack Exchange, forums and more — scored on demand signals and corroborated across multiple sources. Every idea links to the receipts.
Top gaps, ranked
browse all 20 → Sales & CRM · 5Finance & Accounting · 5No-code & Automation · 2Dev Tools · 2Customer Support · 2Content & Media · 2Marketing · 1E-commerce · 1
7.9
#01
A SaaS product that provides transparent and predictable billing for language model usage, with clear visibility into how factors like context size, history, and summarization impact token consumption and costs.
for Developers and teams building applications on top of large language models, who need to accurately forecast and control their usage costs.
“Posting this because it took me way too long to figure out what was going on, and I wish I had seen a post like this earlier. I just canceled two Cursor Ultra plans. My usage went …”
7.9
#02
A SaaS tool that helps founders quickly build effective landing pages focused on addressing their target customers' specific problems, rather than showcasing internal technical decisions or personal preferences.
for Early-stage SaaS founders who are struggling to create landing pages that effectively communicate the value proposition and resonate with their target customers.
“Three months ago I was convinced I knew what I was doing. I had read all the books. Followed all the right people on Twitter. Consumed every startup podcast on my morning commute …”
7.7
#03
A SaaS platform that helps online businesses monitor and proactively manage their payment provider relationships, including early warning signals for potential account freezes or fund withholdings.
for Founders and finance teams of online businesses that rely on payment providers like Stripe to process customer transactions.
“I'm the founder of Zorq AI (zorqai.com), an AI video and image generation platform based in Sweden. I want to share what happened to us as a warning to other founders, and to …”
7.7
#04
A SaaS tool that allows agencies to easily generate and send invoices, as well as automate payment follow-up with clients
for Agencies that struggle with the manual process of sending invoices and chasing payments from their clients
“Taking a short break from work and curious to see what everyone else is shipping. I’m currently building a **simple invoice generator + automated reminder tool for agencies**. **…”
7.7
#05
A SaaS tool that helps founders find their first 100 paying customers by systematically monitoring social media for 'pain signals' and then engaging in a non-salesy outreach process to validate demand and capture early customers.
for Early-stage founders of B2B SaaS startups who are struggling to find their first customers and validate their product ideas.
“The biggest mistake I see founders make (and one I've made myself) is the "Build and they will come" trap. You spend 6 months coding in a basement, launch on Product Hunt, get a f…”
7.5
#06
A SaaS tool that automatically monitors changes in a company's CRM contacts and alerts the user when past customers or leads move to a new company, enabling timely outreach and reengagement.
for Founders and sales teams of B2B SaaS companies that want to efficiently re-engage with past customers and leads who have changed jobs.
“I'm a founder of a mid size B2B SaaS. We have a decent number of past users, churned trials, and closed lost deals sitting in our CRM. I want to know when any of these people move …”
7.5
#07
An automated sync tool that integrates with help desk platforms like Zendesk to keep AI chatbots up-to-date with the latest knowledge base articles and policy changes without manual intervention.
for Customer service managers or developers responsible for maintaining chatbots and integrating them with their company's knowledge base.
“Hey Everyone, I'm so sick of updating our bot every time we change a policy on Zendesk. Maintaining it is killing my time! Does anyone know of a tool that truly syncs KB artic…”
7.2
#08
A no-code form builder that allows users to dynamically carry over answers from previous form fields to later questions, and apply conditional logic based on those responses
for Businesses and individuals who need to collect data through online forms, and want an easy way to create forms with complex branching logic and data reuse
“Hi everyone, I’m looking for a form builder (preferably no-code, but not required) that can do the following: Take an answer from a previous question and reuse / carry it over in…”
7.2
#09
A flexible, no-code CRM platform that allows non-technical users to easily create and customize their own CRM workflows, objects, and automations, without requiring developer resources or complex configurations.
for Non-technical founders or small business owners who need a CRM system but lack the budget or technical skills to build a custom solution from scratch.
“As the title says, I want to build a CRM for custom workflows without having to hire a developer. I’m a non-technical founder trying to get out of spreadsheet hell. It’s become unm…”
7.0
#10
A no-code tool for quickly building and launching personal productivity apps and tools to solve one's own specific, repetitive problems
for Knowledge workers and professionals who have unique, repetitive problems that generic productivity tools can't solve
“TL;DR: (This is NOT an ad. I don't name my product, mention my brand, or drop any links in this post). Stop asking Reddit for SaaS ideas. Instead, build solutions for your own high…”
7.0
#11
A browser extension or desktop app that automatically scrubs sensitive data like API keys and cookies from HAR files before sending them to support
for Developers and technical support teams who need to share HTTP Archive (HAR) files with external parties, but want to protect sensitive information contained within
“ Hey everyone, I was debugging a chaotic issue with a SaaS provider today and they asked for a HAR file. I exported it from Chrome, but before sending, I grepped for my…”
7.0
#12
A SaaS tool to automate accounting and tax compliance for small businesses and freelancers, with a simple pricing model and better customer support than traditional accounting firms
for Small business owners and freelancers who find their current accounting and tax services to be overly complex, expensive, and frustrating to manage
“Hello everyone, I’d love to hear about: 1. Tools you pay for that feel overpriced or frustrating (especially if you’d replace them immediately if something better existed), and 2. …”
6.9
#13
Lenzy AI - A product analytics platform that continuously analyzes conversations between users and AI agents to discover missing features, spot churn signals, detect chats requiring human review, track user satisfaction and task completion rates, and surface custom insights
for Companies building and shipping AI agents, who have thousands or even millions of user conversations they want to analyze to improve their products
“Hey HN, I’m building Lenzy AI - probably the first product analytics platform for AI agents. From my research: Companies building AI agents have thousands or even millions of conve…”
6.8
#14
A file management tool that can bulk rename and automatically organize files into folders in a single workflow
for Knowledge workers, content creators, and anyone who deals with managing large file libraries or archives
“Is there a tool that can bulk rename files and automatically organize them into folders in one app? I know there are tools that can bulk rename, but most of the ones I’ve seen don’…”
6.7
#15
An email automation platform that can handle complex sequences without constant human supervision, and enables cross-department collaboration between sales and marketing teams.
for Marketing and sales managers at small-to-medium businesses who need to coordinate email outreach campaigns across teams.
“The options i am seeing for email automation are just overwhelming! Looking for something that can handle complex sequences without needing a dedicated person to babysit it 24/7. C…”
6.7
#16
A SaaS tool that can automatically summarize long podcasts and videos into concise, actionable notes that users can review later
for Busy professionals who consume a lot of long-form audio/video content for work or personal growth but struggle to retain the information
“I’ve been watching a lot of long talks and productivity podcasts lately, but it’s getting overwhelming. Even at 2x speed, I feel like I’m not retaining much. I’m looking for somet…”
6.7
#17
A collaboration and roadmapping platform designed specifically for cross-functional product teams to align on goals, map user journeys, plan sprints, and keep everyone on the same page.
for Product managers, designers, and engineers working on a shared product roadmap across functions
“We're looking for something that can help us in aligning eng, design and stakeholders on roadmaps. The better if it's visual and can map user journeys, run sprint planning and keep…”
6.5
#18
A self-hosted SaaS platform that provides automated, reliable, and secure backups for Docker containers and their associated data, with easy recovery and failover options.
for Self-hosted service providers and DevOps teams managing multiple Docker-based applications and services.
“Hello selfhosters! i would like to ask you all about your DR & backup strategy for all your self hosted services? today i have a script that runs once a week, turn off the co…”
6.5
#19
A workflow automation platform that offers advanced conditional logic, multi-step approvals, and flexible process management without constant developer involvement
for Managers and team leaders at small-to-medium businesses who need to automate complex workflows that go beyond simple triggers and notifications
“Zapier has worked well for simple triggers and notifications, but once we started adding conditional logic and multi-step approvals, things became difficult to manage. I’m now exp…”
6.5
#20
A SaaS file indexing and search tool that can index a user's NAS, perform OCR and metadata extraction on files, and provide a searchable interface to the content
for Users with a NAS or large local file storage who need to easily search and access the contents of their files
“I am looking for something that can index my NAS and provide a interface to search contents of files. Processing images and doing OCR/Metadata extraction for files, listing content…”
How a gap earns its score
01 · Collect
Collectors sweep 13 sources daily for the moments people say “is there a tool that…” or rate an app one star.
02 · Score
Claude rates each on pain, willingness-to-pay, specificity, audience size and how crowded the competition already is.
03 · Corroborate
The same pain surfacing across independent sources is the strongest buy signal — those ideas rise to the top.
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