1,322 Developer Tools (2026)

TypeScript AI agent standard library

Standard library of AI tools and integrations for TypeScript-based agents. Works with any AI SDK and includes ready-made integrations for search, web scraping, email, and other common tool patterns. Saves developers from rebuilding common agent capabilities from scratch, providing well-tested, type-safe building blocks for rapid AI agent development.

Security scanner for AI agentic workflows and MCP servers

Agentic Radar is an open-source CLI security scanner that maps attack surfaces in agentic AI workflows. It detects MCP servers, visualizes agent tool chains, and validates against OWASP LLM Top 10 vulnerabilities including prompt injection and excessive agency. Supports scanning CrewAI, LangGraph, AutoGen, and Semantic Kernel pipelines. Built by SPLX AI with active development and MCP-specific detection capabilities added for the growing MCP ecosystem.

LLM vulnerability scanner and red teaming kit

Agentic Security is an open-source vulnerability scanner for LLM agent workflows that tests AI systems against jailbreaks, fuzzing, and multimodal attacks. It probes weaknesses across text, image, and audio inputs through multi-step jailbreak simulations, randomized stress testing, and reinforcement learning-powered adaptive attacks. The toolkit connects directly to LLM APIs for high-volume real-world attack scenarios, helping developers identify and patch safety gaps before deployment.

AI-driven development workflow template

A template system that bootstraps AI-driven development workflows for your projects. Provides structured workflows, templates, and configurations for integrating AI agents into your development process. Reduces setup time by giving teams a proven starting point for organizing AI-assisted coding, task management, and quality assurance in new and existing repositories.

Non-agent approach to automated software engineering via localize-and-repair

Agentless takes a deliberate non-agent approach to LLM-powered software engineering. Instead of autonomous agents making tool calls, it uses a structured localize-then-repair pipeline: first narrowing down which files and functions are relevant, then generating targeted patches. Achieved competitive SWE-Bench results at $0.34 average cost per issue. Adopted by OpenAI for o3 evaluations. 3,000+ GitHub stars, MIT licensed. A counterpoint to the agent-heavy trend in AI coding tools.

ELT platform with 350+ data connectors

Airbyte is an ELT platform with 350+ pre-built connectors for syncing data from any source to warehouses, lakes, and AI pipelines. It handles incremental syncs, schema evolution, and change data capture with a connector builder for custom integrations. Used by DoorDash, Replit, and thousands of data teams. Over 15,000 GitHub stars and $150M+ in funding.

Context retrieval layer for AI agents and RAG

Airweave is an open-source context retrieval platform that connects AI agents and RAG systems to 50+ apps and databases through a unified search interface. It continuously syncs data from sources like Notion, Slack, GitHub, and databases, making it searchable through LLM-friendly APIs. Airweave includes Python and TypeScript SDKs, MCP support, and a CLI for managing data connections.

A fast, cross-platform terminal

Self-described 'fastest terminal emulator in existence' — a GPU-accelerated, cross-platform terminal written in Rust focused on simplicity and performance. No tabs, splits, or built-in multiplexer — designed to pair with tmux or Zellij. Configured via YAML with a minimal feature set that prioritizes speed above all else. Supports true color, Vi mode, regex search, and clickable URLs. Available on macOS, Linux, Windows, and BSD. 57K+ GitHub stars.

Productivity app for macOS

Powerful productivity launcher and automation tool for macOS that goes beyond Spotlight with custom workflows, clipboard history, snippets, and file navigation. Workflows combine hotkeys, keywords, scripts, and actions into automation chains. Supports AppleScript, JavaScript, Python, and shell scripts. Features 1Password integration, system commands, and a rich community workflow gallery. The original Mac launcher, still preferred by many power users over Raycast.

Managed search and discovery API

Algolia is a managed search-as-a-service platform providing millisecond full-text search, faceted filtering, typo tolerance, and AI-powered relevance ranking via API. Used by 17,000+ companies including Stripe, Twitch, and Medium for site search, product discovery, and recommendation engines. Features real-time indexing, multi-language support, analytics dashboards, A/B testing for search relevance, and client libraries for every major framework. NeuralSearch combines keyword and vector search.

Multi-model coding subscription by Alibaba Cloud

Alibaba Cloud Coding Plan is a flat-rate subscription that bundles access to multiple AI coding models — Qwen3.5-Plus, Qwen3-Coder-Next, GLM-4.7, and Kimi-K2.5 — under a single monthly fee, replacing unpredictable pay-per-token API pricing. It integrates with popular AI coding tools including Cline, Claude Code, and OpenCode, giving developers and small teams enterprise-grade Chinese AI models at dramatically lower price points than Western competitors.

AWS managed AI code review for Java and Python

Amazon CodeGuru Reviewer is an AWS managed service that provides automated code analysis and recommendations on pull requests for Java and Python codebases. It integrates with GitHub, Bitbucket, and AWS CodeCommit, using machine learning trained on Amazon's internal code review practices to identify bugs, security vulnerabilities, and performance issues with IAM-based access control for enterprise governance.

AWS's fully managed machine learning service for building, training, and deploying ML models.

Amazon SageMaker is AWS's comprehensive ML platform covering data labeling, notebook environments, model training, hyperparameter tuning, model hosting, and MLOps pipelines. Supports all major ML frameworks. Offers SageMaker Studio as an integrated IDE. Used by enterprises for production-scale ML workloads.

Open-source toolkit for audio, music, and speech generation

Amphion is an open-source audio generation toolkit from OpenMMLab designed for reproducible research in speech synthesis, voice conversion, singing voice synthesis, and text-to-audio generation. It implements state-of-the-art models including MaskGCT, DualCodec, VITS, and VALL-E with built-in architecture visualizations for educational use. The project ships with the Emilia-Large dataset of 200,000 hours of speech data and includes multiple vocoders and evaluation metrics for benchmarking.

AI security triage for small engineering teams

Amplify Security is an AI-native security tool designed for small-to-mid engineering teams that automates the triage of security alerts and integrates directly into GitHub and GitLab workflows. It specifically addresses alert fatigue by using AI to prioritize high-risk findings over low-severity noise, offering a free tier for small teams that makes developer-first security accessible without enterprise budgets.

Craft image-scaling prompt-injection payloads to red-team multimodal AI systems

Open-source red-team toolkit from Trail of Bits that generates image-scaling attack payloads — images that look benign at full resolution but reveal a hidden prompt injection after a multimodal system downsamples them.

Cloud browser infrastructure for AI agents

Anchor Browser provides secure cloud-managed browser infrastructure for computer-use agents. Deploy humanized Chromium instances that access any website while maintaining bot-detection evasion and authentication support. Features OmniConnect for authentication lifecycle management, Web Action Cache for deterministic workflows, and built-in VPN infrastructure. Includes free tier and paid plans supporting millions of concurrent browser sessions for scalable agent automation.

Turn Figma designs into React code

Anima is a design-to-code platform that transforms Figma, Sketch, and Adobe XD designs into production-ready frontend code, bridging the gap between design and development teams. Automatically converts visual designs into clean HTML, CSS, React, and Vue. Designers can add interactions, responsive breakpoints, and real data, turning static mockups into functional prototypes developers can ship.

Simple agentless IT automation

Agentless IT automation tool from Red Hat for configuration management, application deployment, and infrastructure orchestration. Ansible uses simple YAML playbooks executed over SSH or WinRM — no agent installation required on managed nodes. Modules cover Linux, Windows, network gear, cloud APIs, and containers. Idempotent execution makes runs safe to repeat. Open-source core (GPL) with Ansible Automation Platform as the commercial Red Hat offering for enterprises.

Official SDK for building Claude-powered agentic applications

Anthropic's official SDK for building agents with Claude. Provides high-level abstractions for tool use, multi-turn conversations, computer use, and agent loops on top of the Claude API. Simplifies the development of production-grade agents by handling common patterns like retry logic, context management, and tool orchestration in a well-tested library.

Official Claude Agent Skills examples, spec, and plugin marketplace for reusable agent capabilities

Anthropic Agent Skills is Anthropic's official reference repo and Claude Code plugin marketplace for reusable Skill folders. It packages example SKILL.md workflows, document skills, a Claude API skill, templates, and the Agent Skills spec so teams can turn repeatable instructions, scripts, and resources into on-demand Claude capabilities instead of copying prompts across sessions.

Workflow orchestration platform for data pipelines

Apache Airflow is an open-source workflow orchestration platform with 39K+ GitHub stars for authoring, scheduling, and monitoring data pipelines as Python DAGs. Used by 80K+ organizations for ETL, ML training, and data transformation. Features dynamic pipeline generation, extensive operator library for AWS/GCP/Azure, task dependencies, retries, SLA monitoring, a rich web UI with Gantt charts, and pluggable executors from local to Kubernetes. The industry standard for pipeline orchestration.

Distributed event streaming platform

Apache Kafka is the industry standard open-source event streaming platform with 30K+ GitHub stars, used by 80% of Fortune 100 companies. Handles trillions of events per day with high throughput, low latency, and built-in fault tolerance. Features real-time stream processing via Kafka Streams, connectors for 100+ data sources, exactly-once semantics, and multi-datacenter replication. Foundation for event-driven architectures, real-time pipelines, and data integration at scale.

Local-first auditable AI agent workspace and append-only runtime

Apache Maka is an open-source, local-first AI agent workspace under the Apache Software Foundation that uses an append-only event log to record model messages, tool calls, and permissions for deterministic session replay and auditability.

Native Linux containers on macOS via Apple Virtualization

Apple Containerization is Apple's official Swift package for running Linux containers natively on macOS using the Virtualization framework. It provides near-native performance without Docker Desktop's heavyweight VM, supporting OCI images, container networking, and a command-line interface. The library leverages Apple Silicon hardware acceleration for minimal overhead container execution on Mac development machines.

Visual AI testing for web and mobile applications

Applitools is a visual AI testing platform using computer vision to detect visual regressions across web and mobile apps. Its Visual AI compares screenshots with intelligent diffing that ignores irrelevant changes while catching meaningful bugs. Features Ultrafast Grid for parallel cross-browser testing, Eyes SDK integration with Cypress, Playwright, Selenium, and Storybook. Supports responsive design testing across multiple viewports and devices with a single test script.

A better way to use the internet

Chromium-based browser by The Browser Company that reimagines the browser UI with a sidebar for tabs, Spaces for context separation (work/personal), Boosts for custom CSS on any website, split views, easels for collecting web content, and built-in ad blocking. Features Arc Max AI for page summaries, tab renaming, and 5-second previews. Available on macOS, Windows, and iOS. Designed for power users who want to organize their browsing experience. Privacy-focused with no data collection.

Tool platform for AI agents

Arcade AI is an MCP runtime platform for secure agent authorization, reliable tool execution, and governance. It enables enterprises to deploy authenticated AI agents across Gmail, Slack, Salesforce, and 100+ other services without managing OAuth complexity or token refresh cycles. Arcade provides a centralized authorization layer that handles authentication, permission scoping, and compliance for every tool call an agent makes.

Developer-focused documentation with AI assistance

Archbee is a developer-focused documentation platform with AI assistance for writing technical guides, API documentation, and internal knowledge bases. Built specifically for engineering teams rather than general content writers, it provides specialized code blocks, team collaboration spaces, API reference generators, and version-controlled documentation alongside AI-powered writing suggestions.

Interactive architecture diagram and visual delta engine for AI agents

Archify is an open-source AI agent skill with 37,000+ GitHub stars that compiles typed JSON intermediate representations into interactive, animated system architecture diagrams with motion and visual delta diffs for Claude Code and Cursor.

AI agent that builds other AI agents

Archon is an open-source AI meta-agent created by Cole Medin that autonomously builds, refines, and optimizes other AI agents. Now evolving into Archon OS, it serves as a knowledge and task management backbone for AI coding assistants. The system uses an agentic coding workflow with framework knowledge bases for Pydantic AI, LangGraph, and other agent frameworks, enabling developers to describe what they need and let Archon generate the agent code, test it, and iterate until it works.

Database branching for coding agents

Ardent is a Postgres database branching platform built for coding-agent workflows. It creates isolated database copies in seconds so Claude Code, Codex, Cursor, or human developers can test migrations, clean data, reproduce bugs, and run risky experiments without touching production. The strongest fit is teams already using Postgres who need agent-safe dev/test databases rather than another generic serverless database.

Open-source data curation platform for LLM fine-tuning

Argilla is an open-source platform for curating and annotating data for LLM fine-tuning and RLHF workflows. It provides collaborative annotation interfaces for text classification, ranking, and preference labeling with integrated quality metrics. Part of the Hugging Face ecosystem, Argilla supports direct dataset publishing to the Hub and integrates with major training frameworks for seamless model improvement pipelines.

Visual regression testing for CI/CD pipelines

Argos CI is a visual regression testing platform that automatically catches unintended UI changes in CI/CD pipelines. It integrates with Playwright, Cypress, Storybook, and Puppeteer, featuring a stabilization engine that filters flaky pixel differences from genuine regressions. Used by teams at Meta and MUI for frontend quality gates.

Headless UI component library for React, Vue, Solid, and Svelte

Ark UI is a headless component library providing unstyled, accessible UI primitives for React, Vue, Solid, and Svelte. Built by the Chakra UI team using state machines for predictable behavior across frameworks. Includes complex components like date pickers, color pickers, comboboxes, and tree views that are notoriously difficult to build from scratch while maintaining accessibility.

Versatile microservice framework for any protocol

Armeria is an open-source microservice framework from the creator of Netty at LINE Corporation that supports gRPC, Thrift, REST, and GraphQL on a single server and port. It provides built-in decorators for metrics, distributed tracing, load balancing, authentication, rate limiting, circuit breakers, and automatic retries. The framework integrates seamlessly with Spring Boot, Dropwizard, and Reactive Streams while serving automated API documentation with interactive request testing.

Pipelineless AppSec for AI-driven development

Arnica is a pipelineless application security platform that scans every code push in real-time across SAST, SCA, IaC, secrets, and license risks without CI/CD pipeline integration. Its Arnie AI engine combines deterministic static analysis with multi-agent reasoning to detect logic flaws and vulnerabilities in both human-written and AI-generated code. It integrates directly with GitHub, GitLab, Bitbucket, and Azure DevOps for 100% repository coverage from day one.

Java diagnostic and troubleshooting tool

Arthas is Alibaba's open-source Java diagnostic tool that lets developers troubleshoot production issues without modifying code or restarting servers. It attaches to running JVM processes to inspect class loading, decompile classes, trace method invocations, monitor performance metrics, and view real-time stack traces. Supports JDK 6+ with both telnet and WebSocket interfaces for local and remote diagnostics across Linux, macOS, and Windows.

Official Asana remote MCP server for project and task workflows.

Asana MCP Server is Asana's official hosted MCP endpoint for connecting compatible AI clients to Asana work data. It lets authenticated users search workspace objects, inspect and manage tasks or projects, create work items, and generate project summaries through OAuth-backed Streamable HTTP access while preserving existing Asana permissions and admin app-management controls.

Chat with your database in natural language

AskYourDatabase lets users chat with their databases using natural language, automatically generating SQL queries and visualizations from conversational questions. It autonomously creates dashboards and charts from queried data, serving as a self-serve reporting tool that reduces the business intelligence workload on engineering teams by letting non-technical users access data directly.

Agentic IM chatbot platform with multi-platform LLM integration

AstrBot is an open-source agentic chatbot infrastructure that connects multiple instant messaging platforms including Telegram, Discord, Slack, WeChat, QQ, Feishu, and DingTalk to AI language models. It supports multi-provider LLM integration, MCP protocol, knowledge bases, persona management, multimodal input, and a plugin ecosystem with over 1,000 community extensions. Features include a web management UI, sandbox code execution, and auto-context compression for efficient conversations.

Database schema management for modern teams

Database schema management and migration tool by Ariga with a declarative schema-as-code approach. Features automatic migration planning, CI/CD integration, and drift detection to keep database schemas in sync across environments. Supports PostgreSQL, MySQL, MariaDB, and SQLite, making database changes as reviewable and version-controlled as application code.

Official remote MCP server for Jira and Confluence

Atlassian's official remote MCP server connects Jira and Confluence to LLM clients, IDEs, and agent platforms over OAuth, so Claude, Cursor, and other MCP-aware tools can search issues, read pages, and post updates inside the same permission boundaries users already have. As a vendor-hosted reference implementation, it standardizes the Atlassian side of remote Model Context Protocol deployments.

Build AI agents like LEGO — modular and predictable

Atomic Agents is a lightweight Python framework by BrainBlend AI that applies Atomic Design principles to AI agent development. Each component — agents, tools, context providers — is a single-purpose, reusable building block with Pydantic-enforced input/output schemas for type safety. Built on Instructor for structured LLM outputs, it prioritizes predictability and developer control over the autonomous-but-unpredictable behavior of larger frameworks like LangChain or CrewAI.

Magical shell history

Shell history manager that replaces the default history with a SQLite-backed, encrypted, and synchronized command history across all your machines. Features full-text search with fuzzy matching, directory-based context filtering, session tracking, and statistics about command usage. Syncs via an encrypted server (self-hostable or hosted). Supports bash, zsh, and fish shells. 22K+ GitHub stars. Transforms shell history from a simple list into a searchable, cross-machine knowledge base.

Codebase-aware agentic CLI by Augment Code

Terminal coding agent with deep codebase understanding powered by Augment's context engine. Connects to GitHub, Linear, and Jira via MCP for project-aware assistance. Supports print mode for CI/CD automation, making it useful for both interactive development and automated pipeline tasks where AI-generated code changes need to happen without human intervention.

Open-source autonomous AI agent platform

AutoGPT is an open-source autonomous AI agent platform with 183K+ GitHub stars that breaks goals into subtasks and executes them independently. Features a visual Agent Builder for creating workflows without coding, persistent cloud-based agents running on triggers, a marketplace of pre-built agents, and a plugin system. Agents can browse the web, write code, manage files, and call tools autonomously while maintaining memory across sessions.

Autonomous LLM-powered terminal coding agent

Autohand is an AI platform for adaptive continuous engineering and autonomous code evolution, giving teams infrastructure to coordinate multiple AI agents inside sandboxed execution environments. Its open-source Commander tool builds command interfaces that orchestrate multi-agent workflows, while the broader platform lets agents iteratively write, test, and evolve code safely. Aimed at engineering teams pushing beyond simple code generation toward continuous AI-driven software improvement.