Identity & Comms
AgentMail
FreemiumProgrammatic inboxes and email delivery for autonomous agents
23 agent-first tools listed
The directory for agent-first tools
Curated products, services, and open-source repos where AI agents are first class citizens
Payments
Kite
PaidIdentity, governance, and stablecoin rails for agentic payments
Memory & State
Mem0
FreemiumPersistent memory layer for agents, copilots, and coding tools
API Orchestration
Orthogonal
FreemiumTrusted skills and APIs marketplace for agent discovery and execution
Search & Discovery
Sixtyfour
PaidEnrichment workflows and intelligence-grade profiles for people and companies
Orchestrators
Symphony
Open SourceOpen-source orchestration for autonomous implementation runs
Identity & Comms
AgentPhone
FreemiumAPI-driven phone calls for autonomous agents
Browser Automation
Browser Use
FreemiumStealth browser automation with persistent sessions for agents
Search & Discovery
Fiber
PaidSearch APIs for people, companies, jobs, and verified contacts
Frameworks & Standards
GitAgent
Open SourceGit-native open standard for defining and running AI agents
Orchestrators
Paperclip
Open SourceOpen-source orchestration for teams of AI agents
Payments
Sponge
PaidWallets, agent spending controls, and payment gateways for the agent economy
Voice & Multimodal
Vapi
FreemiumDeveloper platform for voice AI agents over phone, web, and MCP
Compute & Sandboxes
Agent Computer
PaidPersistent cloud computers for agent code execution and remote workflows
UI & Frontends
ArrowJS
Open SourceAgent-era UI framework with WASM sandboxes for safe generated interfaces
Identity & Comms
Kapso
PaidWhatsApp Cloud API toolkit with storage, flows, and conversation APIs
Browser Automation
Open Browser
Open SourceOpen-source autonomous browser framework for agent web tasks
Frameworks & Standards
Agent CI
PaidLocal GitHub Actions runner designed for AI-agent development loops
Browser Automation
Agentation
PaidVisual UI annotation and structured feedback for AI coding agents
UI & Frontends
gui.new
FreemiumHosted visual pages and shareable links for agent-generated interfaces
Frameworks & Standards
Hermes Agent
Open SourceOpen-source autonomous agent platform with memory, skills, subagents, and messaging gateways
API Orchestration
OneCLI
Open SourceOpen-source credential vault and proxy that lets AI agents access external services without exposing raw API keys
UI & Frontends
Proof
FreemiumCollaborative document editor with provenance and agent editing APIs