Nov 12, 2025 11:06:59 PM

Companies


Showing 151-175 of 217 companies
YC W19
Slapdash logo

Slapdash

Work at the speed of thought

Slapdash brings all your apps together in one place to give you new superpowers. It's a new type of tool that makes modern computer work less tedious and more fun. It's just one neat trick: we make your workflow insanely fast. We have built a low-latency, file-system for your cloud apps as well as the fastest interface in the world to drive it: the Command Bar.

YC S25
Slashy logo

Slashy

AI Native Ops Layer for Business Workflows

Slashy is a general agent that connects to your G-Suite, Slack, Notion, Linear, and more to take in your personal context and perform actions. Consider it an agentic Glean that allows knowledge workers to save 2-3 hours a day of busy work.

YC S22
Slidely AI logo

Slidely AI

AI-powered PowerPoint add-in to make beautiful presentations faster.

Slidely AI is a PowerPoint add-in that uses AI to design presentations and make them corporate-ready in seconds. Save up to 80% of time when formatting slides with Slidely.

YC W18
Slite logo

Slite

Team documentation removing the pain of maintaining and finding info

Slite is an AI-powered knowledge base making it easy to create, manage, and access company information. Teams can quickly find what they need by simply asking questions. Slite makes it easy to keep your company's knowledge current. Over 1,500 companies and 50 000 users leverage Slite as their trusted source of knowledge.

YC W21
Smartcuts logo

Smartcuts

Chrome extension to turn clicks & keystrokes into no-code automations

Smartcuts is a Chrome extension that lets you automate anything in your browser, without code. Record your clicks and keystrokes, and replay them later on similar web pages to automate repetitive work. It's like Excel macros for any website.

YC W20
Snapboard logo

Snapboard

YC S23
Sourcepulse logo

Sourcepulse

Fix your biggest software delays with real developer feedback

Sourcepulse is the internal status page for software delivery, alerting teams before costly delays. We collect anonymous feedback from project members to identify exactly what to fix, just like how Sentry captures system details for production errors.

YC W24
Speck logo

Speck

AI Notetaker that automates all your admin work

Speck helps professionals in back-to-back calls on their meeting tasks. It automates pre-call research, listens to every word, learns, and creates meeting notes, follow-ups, action items based on how you do them.

YC W21
Spline logo

Spline

Design and collaborate in multiple dimensions.

Easily create and publish 3D for multiple platforms. Build and iterate fast with production-ready results.

YC S20
Stacker logo

Stacker

Turns spreadsheets into internal apps and customer portals

We let you create applications for your team, your partners or your customers, powered by the data you're already using. Connect in your spreadsheets, Airtable or database and we'll automatically create an app for you.

YC W25
Stamp logo

Stamp

The AI Native Email Client

Stamp is the first AI Native inbox. It's more than an email client, though -- it's like your second brain. Stamp can respond to emails in your voice, organize your inbox to filter out the noise, keep track of action items, and automate essentially every task you're doing manually in your inbox today.

YC W18
Station logo

Station

Your team’s automated knowledge base

Station is the central interface for your team’s knowledge. Thanks to our browser extension teams easily visualize and switch across all apps, documents, notes, messages, and more. Connect any app to Station, customize your interface and watch how Station creates links between files and highlights the information you need when you need it. It’s a one click install.

YC S24
Stempad logo

Stempad

Notion for science

You can think of Stempad as a Notion for science. It is the world's first true pen-and-paper alternative to fast scientific writing and collaborating. Quickly switch between different forms of technical visualization with the ease of a whiteboard and the convenience of your keyboard. Stempad allows you to share your work, collaborate in real time, store your data, annotate, write papers, plan, takes notes, create presentations, and so much more. Our vision is to make it easier and faster for students and scientists to digitize and share their scientific ideas.

YC S11
S

Stypi

Realtime collaborative coding

Stypi is a San Francisco based tech company focusing on real-time collaboration. Its first product is a collaborative code editor that many companies such as Apple, Pinterest, and Palantir, have incorporated into their remote interview process. Stypi was acquired by Salesforce.com in 2012, where the team still continues to build its real-time technology and platform.

YC S21
Sully.ai logo

Sully.ai

AI Medical Employees for Healthcare

Purpose Building superhuman AI Employees to make healthcare better, cheaper, and faster. Team. Sully.ai is built by repeat founders with 5 exits + 2 IPOs from Google, NASA, and CVSHealth: Omar, CEO: Started selling at age 11 and is an MMA Fighter with 3 gold🥇medals. Nasser, President & COO: Co-founded and built Odiggo growth 0-$14m in < 2 years. Chaitanya, CTO: PhD. in Robotics, 15 years at Google with over 25 patents. Henry, CEngO: Founder with successful exits to NASA (DiagnosisAI) and an IPO ($KASH). Michael, Founding Engineer, Neurobiologist turned engineer, Exit to CruiseAI. Dr. Neesheet, Chief Medical Officer: Chief Medical Officer of USA Cricket & Instructor at Yale. Baris, VP, Growth: Led growth at SWVL as their VP of Growth to a $1.5B 🦄IPO. Investors Raised $25M (Amity Ventures, Y -Combinator, SemperVirens & Eric Yuan (Zoom Founder). Problem Because the highest cost in healthcare organizations is salaries ($800B a year in the US). Solution This is why we built AI Medical Employees to do the same tasks 20x cheaper & 10x faster. Why now It's the first time in history that tech allows building employees, not just tools for employees. Opportunity Replacing 10% of the $800B/year of staff costs at 20x cheaper is a $5B ARR opportunity. Competition AI is a new market; we hear competitor names like HippocraticAI in <2% of our demos. Product Our AI Medical Employees are 20x cheaper, 10x faster, and integrate and use healthcare tools. Roadmap AI Receptionist ✔️ AI Interpreter ✔️ AI Scribe ✔️ AI Medical Assistant ✔️ AI Nurse → etc. Business Model We charge healthcare organizations a “payroll” for AI Employees starting at $1200/employee. Traction 300+ Healthcare Organizations hired Sully.ai employees–from $0 to $2M in 12 months. Efficiency Sully.ai team spent $3m to hit ~$2M cARR with just 10 people. Customers Love ❤️ Watch healthcare organizations' WOW reactions to Sully.ai in demos and after pilot feedback. Ideal Customer Profile CMIO’s at healthcare organizations with 100+ employees (Currently serving 20+ specialties).

YC W19
Sunsama logo

Sunsama

Daily planner for busy professionals

Sunsama organizes your work one day at a time. In the morning, plan your day. Pick out what you want to work on today by importing your tasks and meetings for the day from your various tools. Decide how much time you want to spend on each item to make sure you're setting realistic goals for yourself. As the day goes on, stay focused. Concentrate on one task at a time. Keep track of how long you've been working, and when it's time to shift your attention to something else. When you're done, shut down for the day. Reflect on what you were able to accomplish. End the day feeling satisfied with what you could do rather than consumed by what you couldn't. Sunsama is built to improve your relationship with your work. Work should be an engine for fulfillment, not for stress and anxiety.

YC W16
Superside logo

Superside

Creative-as-a-service

Superside is the leading Creating-as-a-Service company, and today helps 450+ ambitious brands like Google, Meta, Amazon, Salesforce, Coinbase get great design and creative done at scale. Superside is a fully remote tech-enabled creative company with 750 team members in 72 countries and 17 time zones. Superside delivers more reliable creative performance than any other solution on the market, and helps the world's leading brands with advertising, brand design and video. At Superside, our goal is to be the best at finding top creative talent anywhere in the world, and our promise is to build the fastest possible way to accelerate creative careers. We build technology to make it simple for customers to submit and manage projects, and to increase the productivity of our creative team. With a highly efficient operating model where we never do pitch work, never submit for awards and where we ensure 90+% team utilization, we are able to keep prices at around one third of the price of traditional advertising and design agencies. Since going through Y Combinator W16, Superside has raised capital from Luxor Capital, Prosus Ventures, Freestyle Capital, Slack Fund, Sam Altman, High Alpha and Alliance Ventures.

YC S22
Sytex logo

Sytex

Project management platform for Field Infrastructure.

Sytex is a project management platform for Field Infrastructure, starting with Telecom. For example, companies like Telefonica and Claro use Sytex to build and maintain their networks.

YC W25
TamLabs logo

TamLabs

Cursor for Microsoft Word

TamLabs transforms Microsoft Word into an AI-native document editor. Our plugin enables instant document changes with git-style previews, automated comment implementation, and formatting preservation.

YC S19
Tandem logo

Tandem

Tandem is a virtual office for remote and distributed teams.

Tandem is a digital office for remote teams. You can see who's online, what app they're working in, and talk/screenshare/video in one click. We designed Tandem by deconstructing the affordances and benefits of a physical space, and transcribing them to a virtual space.

YC W15
Tara AI logo

Tara AI

Meet Tara AI, your new engineering efficiency co-pilot.

Tara AI helps engineering leaders measure and improve engineering efficiency, with fine-tuned, secure LLMs trained on source control and project data. Our customers include MongoDB, Clearbit and Prometric. Our platform generates all-in-one views on cycle times, benchmarks, investments and overall size and velocity of engineering activity. We're helping customers achieve 30% reduction in time to customer deployment.

YC S19
Taskade logo

Taskade

One prompt. One app. One living workspace for teams.

Taskade is the execution layer for ideas. One prompt becomes a live app that thinks and collaborates with your team. Build live dashboards, websites, and tools that connect with your workspace in real time. Every workflow automates itself. Every project becomes a live database. Every agent plans, acts, and learns inside your workspace. No code. No setup. Just creation. Taskade Genesis turns work into living systems. Projects remember. Agents learn. Automations keep everything in motion. Build once, and your workspace evolves as your data and team grow. Your workspace is the backend. The interface builds itself. Software should be built by everyone. Build without permission. https://www.taskade.com

YC S08
T

Team Apart

Team Apart is a real-time online group collaboration tool.

YC W15
TeamNote logo

TeamNote

Mobile Productivity(Slack for mobile workforces)

TeamNote as a company was conceived in 2014 after spinning off from AppTask, a Hong Kong mobile app development company specialized in enterprise mobile solution development. TeamNote’s mission is to help corporations unleash the productivity of their mobile workforce and maximize their working efficiency that mobile technology brings about. TeamNote as a product started off its research and development in 2013 and was officially launched to the market in the first quarter of 2014. The first customer in Hong Kong is Cheung Kong (Holdings) Ltd. In January 2015 TeamNote joined the renowned Silicon Valley accelerator Y Combinator as incubatee.

YC W11
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TellFi

Google Voice for business.

Fastest, easiest way to setup a phone system for your business. We take something that has traditionally been painful and expensive, and make it available to everyone. The easiest way to set up a phone system for your business. All the features you want in a business phone system – including extensions, forwarding & voicemail – online for as little as $10 a month.