Developer Tools hub: 156 startups and 4 funds matched in our directory. Search the full startup corpus from /startups.
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Developer Tools startups and investors we cover

Shortlist companies and funds tagged Developer Tools in our directory. This hub is a sector cut, not a complete market census. Search every startup from /startups or open the investor list.

Startups in this sector

Showing 12 of 156 matched profiles.

  • Herdr

    YC terminal runtime for AI agents — $6M seed led by Bessemer; YC and e2vc participated; no valuation.

  • Cognition

    Autonomous AI software engineer Devin — agents that code, debug, and ship production software for enterprises.

  • Deeptune

    RL environment vendor building high-fidelity computer-use training gyms for AI labs (acquired by Mercor, 2026).

  • Clipto

    Local-first AI search across video, audio, images, and documents on a user’s computer, with optional MCP access for agents.

  • AfterQuery

    Expert datasets and RL environments that encode how doctors, lawyers, and other practitioners actually work, sold to frontier AI labs.

  • Clerky

    YC S11 legal-paperwork platform for high-growth startups and the attorneys who represent them.

  • Callosum

    Heterogeneous intelligence layer that routes each AI task to the best model and chip.

  • Keenable

    Independent web search index and retrieval API built for AI agents, not ten-blue-link humans.

  • Cursor

    AI-native code editor (Anysphere) that forks VS Code for agentic programming workflows.

  • Agentrys

    Open Agentic Design Automation platform for semiconductor engineering teams.

  • Thunder Compute

    GPU virtualization software — “VMware for GPUs” — so enterprises and clouds can reclaim idle accelerator capacity.

  • Motherduck

    Cloud analytics platform built around DuckDB for hybrid local/cloud SQL.

Investors in this sector

Showing 4 of 4 matched funds.

  • ANIMO Ventures

    Seed-stage firm investing $500K–$2.5M in U.S. companies from ideation through early traction, with a focus on developer tools, productivity software, and marketplace businesses. Known portfolio includes WorkOS and The Browser Company.

  • Active Capital

    San Antonio pre-seed venture firm founded in 2017 by entrepreneur Pat Matthews (ex-Webmail.us / Rackspace). Backs technical founders building AI-native enterprise software and cloud infrastructure. Typical checks $100K–$1M with ability to follow; closed Fund III at $28M+ (2025). HQ at 110 E Houston St, San Antonio, TX; also invests nationally from a Texas base.

  • Foundry

    Boulder, Colorado network-driven venture firm (foundry.vc; historically Foundry Group) founded in 2007 by Brad Feld, Seth Levine, Ryan McIntyre, and Jason Mendelson. Invests in early-stage technology companies and early-stage venture funds. HQ commonly listed in Boulder (e.g. Walnut Street). Public materials describe Foundry 2022 as a $500M fund and the firm’s final fund while partners continue deploying and supporting the portfolio.

  • Trilogy Equity Partners

    Greater Seattle early-stage venture firm formed in 2006, headquartered in Bellevue, WA (155 108th Ave NE, Suite 400). Operator-led partnership with wireless and enterprise roots; invests primarily at seed (also pre-seed/Series A) in Pacific Northwest technology companies and aims to lead rounds from seed to scale.