Developer Tools Startups

Termius is an SSH client for desktop and mobile that syncs and shares server data through a secure cloud vault, similar to a password manager. It offers team collaboration features such as shared server lists, terminal sharing via unique links, and reusable shell command snippets, aimed at engineering and DevOps teams.

2 investors

Tesseral is an open source platform that provides identity and access management for business software, with features including single sign-on, user provisioning, role-based access control, and audit logging. It serves organizations managing access for employees, customers, services, and AI agents.

2 investors

Testmunk automates mobile app testing by running native and hybrid Android and iOS apps across a large pool of non-jailbroken devices and OS versions. It serves mobile app developers who need broad device and OS test coverage without buying and maintaining their own hardware.

2 investors

Text Blaze is a productivity tool that creates text snippets and templates to reduce repetitive typing across web applications. It works as a Chrome extension, macOS app, or Windows app and integrates with Gmail, Google Docs, LinkedIn, Salesforce, and other platforms.

2 investors

Tezsure develops decentralized finance (DeFi) applications and developer tools built on the Tezos blockchain.

2 investors

Eva is an AI-powered research platform that conducts and maintains systematic reviews and meta-analyses by continuously updating them as new clinical trials emerge. It deploys AI research assistants to work alongside human expert reviewers to deliver initial analyses within 48 hours and keep findings current.

2 investors

Thousand Birds builds open-source tooling for AI agent development, including a runtime that records every side effect of an agent run so it can be replayed exactly for debugging, auditing, and regression testing. Its tools target developers building TypeScript-based agents, with features like cached replays, human-in-the-loop pauses, and production monitoring.

2 investors

Thread provides an AI-powered service desk for managed service providers (MSPs), using AI agents to handle client calls, chat, and email, automatically create and triage tickets, and capture knowledge from resolutions. It offers native integrations with PSA and documentation platforms to give technicians instant client context, history, and suggested fixes.

2 investors

Thunders builds AI-powered software testing tools designed to reduce manual testing work and accelerate development cycles for QA teams and developers. The platform uses machine learning to automate test creation, detect bugs, and improve test reliability across development workflows.

2 investors

TierZero is an AI production agent platform that automatically investigates incidents, triages alerts, answers internal engineering questions, fixes CI/CD failures, and executes remediation within a customer's existing observability stack and Slack. It serves engineering teams, including those in regulated industries such as fintech, healthcare, and crypto, to reduce operational load and mean time to resolution.

2 investors

Timegate provides real-time process analytics tools for biopharmaceutical manufacturing using patented Timegated Raman Technology, which enables rapid spectral analysis of bioprocesses without fluorescence interference. The company serves biopharmaceutical manufacturers seeking quality control and process monitoring solutions.

2 investors

Black Duck is a software supply chain security platform that identifies vulnerabilities, license risks, and malicious packages in open-source dependencies. It helps development teams manage third-party risks through CI/CD integration, continuous monitoring, and software bill-of-materials (SBOM) management.

2 investors

Tiptap is a headless, open-source editor framework that enables developers to build customized text editors with extensions for collaboration and AI capabilities. It serves developers and enterprise teams building applications that require rich text editing functionality.

2 investors

tldraw provides an SDK for building canvas-based applications like whiteboards, diagrams, and collaborative tools in React. The platform offers enterprise-grade multiplayer synchronization, persistence, and performance optimization for web developers.

2 investors

ToDesktop is an end-to-end platform for building, deploying, securing, and updating Electron desktop applications across Windows, Mac, and Linux. The service handles infrastructure including code signing, automated updates, security analysis, smoke testing, and analytics.

2 investors

ToffeeX provides cloud-native generative design software that optimizes mechanical components for cooling, manufacturing, and performance using physics-driven algorithms. The platform serves industrial manufacturers by enabling rapid design optimization across additive manufacturing, machining, stamping, and chemical etching processes.

2 investors

Tokoshie develops AI-powered CAD software and 3D printer technology that aims to lower barriers to creation for non-technical users. The company builds infrastructure to enable anyone to turn ideas into physical products.

2 investors

Tonbo is an open-source, embedded database library that runs in-process for serverless, data-intensive applications, removing the need for a separate database service. It works on object storage such as Amazon S3, offers a declarative schema, and returns query results as Apache Arrow record batch streams.

2 investors

Tonk builds a portable data layer and memory primitives for shared, queryable knowledge, including a persistent memory layer called carry. It develops open infrastructure intended to let people and their tools store and access structured data collaboratively.

2 investors

Tonk builds a portable data layer and memory primitives for shared, structured knowledge that people and their software tools can query and reason over together. Its releases include "carry," a persistent memory layer for structured, queryable data.

2 investors

Toolify is a developer-first platform for building internal tools, offering a starter kit, an AI-powered VS Code extension that generates tools end to end, and a web app for deploying and managing them. It targets engineering teams that want low-code speed but need real code for custom logic, integrations, and long-term maintainability.

2 investors

ToolJet is an AI-native, low-code platform for building AI-powered internal tools and apps, letting developers and citizen developers prototype, deploy, and manage applications across development, staging, and production environments. It connects to databases, cloud storage, LLMs, and APIs, and can be deployed on cloud platforms including AWS, Azure, and GCP for engineering, product, and business teams.

2 investors

Topogy provides a platform for engineering teams to share contextual knowledge—including architecture patterns, service dependencies, and prior decisions—with both human engineers and AI agents. The platform dynamically updates context based on code changes and merges, helping teams reduce context-switching overhead and improve AI-assisted development productivity.

2 investors

Torbit sells a cloud-based service for speeding up websites. Alongside acceleration, it gives businesses measurement tools that track page performance and correlate load times with revenue outcomes.

2 investors