Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Jestor

Active · Saving OPS from SLOPS. Jestor builds internal systems that last.

WebsiteYC profile

Why it ranks

How the rank works
10signal of 100 · rising 2
  • team of 12Team size · YC's directory+5.8
  • went through YCProgram · this site+4

A sum of public facts, not a judgement and not investment advice.

Competitors

Developer toolsRetoolShared: internal tool, productivityYC W17San FranciscoStartup →AIInactiveOliveShared: internal tool, productivityYC W25San FranciscoStartup →AILaunchFlowShared: internal tool, operationsYC W23EugeneStartup →AIInactiveDropbaseShared: internal tool, dashboard, dataYC W20San FranciscoStartup →AIInactiveToolifyShared: internal toolYC W24BengaluruStartup →
Companies closest to Jestor
Company
RetoolShared: internal tool, productivityYC W17ActiveDevtools
OliveShared: internal tool, productivityYC W25InactiveAI
LaunchFlowShared: internal tool, operationsYC W23ActiveAI
DropbaseShared: internal tool, dashboard, dataYC W20InactiveAI, Devtools
ToolifyShared: internal toolYC W24InactiveAI, Devtools

Adjacent

Developer toolsPortalformShared: internal toolYC W23AshburnStartup →Developer toolsAcquiredFlowdashShared: internal tool, ops, automationYC W20San FranciscoStartup →OtherLemonadoShared: internal toolAntler 2019SwedenStartup →OtherOrgOrgShared: operations, productivity, dataYC S24San FranciscoStartup →AIFloraceneShared: internal tool, already, userYC S26New York CityStartup →
Companies next to Jestor
Company
PortalformShared: internal toolYC W23ActiveDevtools
FlowdashShared: internal tool, ops, automationYC W20AcquiredDevtools
LemonadoShared: internal toolAntler 2019Not statedOther
OrgOrgShared: operations, productivity, dataYC S24ActiveOther
FloraceneShared: internal tool, already, userYC S26ActiveAI

Also from S21 in AI

All of S21
AIInactiveForage MailAI that solves email overwhelm. Not another mail app.YC S21New York CityStartup →AISequinSequin is building AI Voice Agents to automate collections calls for…YC S21San FranciscoStartup →AIStardexAI native ATS + CRM for executive search firmsYC S21New York CityStartup →AIAcquiredVogentBuild Voice AI AgentsYC S21San FranciscoStartup →AIWarpBuildAccelerate software development with WarpBuild's 10x faster CI infra.YC S21San FranciscoStartup →AIAbstraAutomate finance operations with AIYC S21São PauloStartup →
Company
Forage MailAI that solves email overwhelm. Not another mail app.team of 4InactiveAI
SequinSequin is building AI Voice Agents to automate collections calls for…team of 2ActiveAI
StardexAI native ATS + CRM for executive search firmsteam of 9hiringActiveAI
VogentBuild Voice AI Agentsacquiredteam of 3AcquiredAI
WarpBuildAccelerate software development with WarpBuild's 10x faster CI infra.team of 14ActiveAI, Devtools
AbstraAutomate finance operations with AIteam of 18ActiveAI, Devtools

About Jestor

Stop vibecoding internal tools nobody can maintain. Get apps, tables, forms, dashboards, and AI automations built for your process, on infrastructure that already handles permissions, data, and integrations. Your team just opens the app. Unlimited users, pause anytime.

YC batch
S21 · Summer 2021
Status, per YC
Active
Category
AI
Team size
12
Location
San Francisco, CA, USA
Checked
6h ago

YC tags: B2B, Productivity, Operations, AI

Jestor in S21: 391 companies, 34% AI

Jestor: questions

Which YC batch was Jestor in?

Jestor was in Y Combinator's Summer 2021 batch (S21).

Is Jestor still active?

Y Combinator lists Jestor as active.

Where is Jestor based?

Jestor lists San Francisco, CA, USA as its location on YC's directory.