AI Developer Tools 1800

Open-source workspace for managing multiple coding agents T3 Code is an open-source control plane for coding agents. It provides one interface for orchestrating Claude Code, Codex, OpenCode, Cursor, Grok, and other coding harnesses using subscriptions and credentials that users already own. The application supports agent workflows, model switching, GitHub branch and pull request management, inline diff review, self-hosting, forking, and custom tooling. It is available for Windows, Linux, iOS, and Android, and is MIT licensed.

TypeScript framework for building, deploying, and observing AI agents Mastra is an open-source TypeScript framework for building, deploying, observing, and improving AI agents and AI-powered applications. It provides agent development tools, typed workflows, memory, workspaces, MCP support, human-in-the-loop functionality, model routing, and built-in observability. Developers can use Mastra with React, Next.js, Node.js, Hono, and other JavaScript or TypeScript environments to create internal automation agents, customer-facing assistants, developer platforms, and multi-step workflow applications. Mastra projects can be self-hosted under the Apache 2.0 license or deployed through Mastra Platform with managed infrastructure, monitoring, storage, and enterprise capabilities.

Encord is a data platform for computer vision teams to build and deploy AI models. Encord is the leading data platform for advanced computer vision teams. It provides a complete data engine for AI model development, streamlining labeling and workflow management, intelligently cleaning and curating data, easily validating label quality, and evaluating model performance. Encord helps teams build better models and deploy high-quality production AI faster.

Open-source ecosystem building AR glasses with generative AI capabilities for developers and creatives. Brilliant Labs is an open-source ecosystem building pocket-sized AR glasses called Frame, powered by generative AI. It supports developers and creatives in reimagining the future with tools like arGPT, an iOS app for Brilliant Labs’ Monocle AR glasses, allowing access to generative AI chat applications and custom AI app development.

Single API access to 200+ AI models, 80% lower costs than OpenAI, seamless integration. AI/ML API revolutionizes tech by offering developers access to over 100 AI models via a single API, ensuring round-the-clock innovation. Offering GPT-4 level performance at 80% lower costs, and seamless OpenAI compatibility for easy transitions. AI/ML API Tokens offer the flexibility to precisely allocate resources, enhancing performance and cost efficiency.

CometAPI is a one-stop large-model API aggregation platform that provides convenient and efficient API service integration and management. It is a complete set of tools that connects the entire API lifecycle, helping R&D teams implement best practices for API Design-first development., and helps make AI development easier. CometAPI provides a unified REST interface that aggregates hundreds of AI models—including Google’s Gemini family—under a consistent endpoint, with built-in API-key management, usage quotas, and billing dashboards. Instead of juggling multiple vendor URLs and credentials, you point your client at https://api.cometapi.com/v1 and specify the target model in each request. CometAPI。

Novita AI: AI cloud with model APIs, GPU instances, and serverless GPUs. Novita AI provides access to over 100 APIs, including AI image generation and editing with 10,000+ models, and training APIs for custom models. It offers cheap pay-as-you-go services, freeing users from GPU maintenance hassles while building their own products. Novita AI also provides GPU Instances and Serverless GPUs for scaling AI, optimizing performance, and innovating with ease and efficiency.

Infrastructure for connecting AI products, agents, APIs, tools, and LLMs Merge is connective infrastructure for production AI. It provides a unified platform that lets companies connect products and AI agents to hundreds of APIs, enterprise tools, and LLMs through maintained integrations and standardized interfaces. Its products include Merge Unified for customer-facing data integrations, Merge Agent Handler for authenticated agent actions across enterprise tools, Merge Gateway for routing LLM requests with cost and performance controls, and Merge for Workforce for governing internal AI usage.

One API for All the Best AI Models – Try Affordable AI API on Evolink.ai Evolink.ai is an AI platform providing advanced AI APIs designed for developers and businesses. It offers powerful AI APIs for text generation, music creation, video generation and more. Access the best AI models for AI chat, video, image, and music in one API. Get a free API key, stable performance, and pricing lower than Replicate and Fal.ai. All your AI APIs for video, image, music, and chat — lower cost than Fal.ai, fast, and developer-friendly. AI Video Generation APIs Create high-quality videos with Veo 3.1, Veo 3.1 Fast, and Runway Aleph. Veo 3.1 offers synchronized audio, smooth motion, and realistic scenes, while Veo 3.1 Fast delivers quicker, lower-cost rendering. Runway Aleph adds advanced scene reasoning and precise camera control — choose the best fit for your project. AI Image Generation APIs Produce high-quality, style-rich images with 4o Image API, Flux Kontext API, and Nano Banana API. From photorealistic renders to consistent characters, our image APIs offer accuracy, versatility, and creative control in every generation. AI Music Generation APIs Create high-quality music programmatically with our Suno API, supporting V3.5, V4, V4.5, and V4.5 Plus models. Generate tracks with enhanced vocals, richer sound, better song structure, and smart prompts — up to 8 minutes long. Designed for developers to integrate music generation into apps, games, and creative workflows with stable, low-latency performance. LLM & AI Chat APIs Power your applications with advanced LLM and AI Chat APIs for natural conversations, coding help, and knowledge-based responses. Build smarter, more interactive user experiences with a single API key.

Headless, open-source editor framework for building custom rich text editors with extensions and collaboration features. Tiptap is a headless and open source editor framework. Integrate over 100+ extensions and paid features like collaboration and AI agents to create the UX you want. Tiptap Editor 3.0 is the next-gen version of the popular headless rich text editor for developers, built by and for the open-source community. Tiptap is a suite of content editing & real time collaboration tools. Build editor experiences like Notion in weeks, not years.

Foundation model company building software agents and artificial general intelligence. Poolside is a foundation model company dedicated to bringing artificial intelligence to everywhere work gets done, with the ultimate mission of creating artificial general intelligence (AGI) to drive abundance for humanity. The company has chosen software engineering as its strategic beachhead, believing that software development mirrors human reasoning through its requirements for multi-step complex reasoning, world understanding, and long-horizon planning. Poolside builds capable foundation models, developer surfaces (such as TUI, IDE extensions, and binaries), and single or multi-agent orchestration systems that can plan, use tools, and execute within sandboxed environments. Focused on high-consequence enterprise and government environments, Poolside's stack is designed to be battle-tested and deployed entirely within a customer's secure boundary, including on-prem, VPC, and air-gapped networks, ensuring private data never leaves their control.

Serverless AI inference provider offering a wide range of HuggingFace models with serverless pricing. Featherless is a serverless AI inference provider that offers access to a continually expanding library of HuggingFace models. It allows users to run any Llama model from HuggingFace without setting up servers, providing unmatched model range and variety with serverless pricing. It supports popular models for role-playing, creative writing, coding assistance, and more.

Open-source data integration platform for ELT, replication, and AI-ready data. Airbyte is an open-source data integration platform and ELT tool designed to seamlessly integrate, transform, and load data. It offers reliable database and API replication at any scale, AI/LLM ready data, and the ability to embed connectors easily. Airbyte provides solutions for AI & LLMs, database replication, analytics, and embedding connectors. It supports various deployment models, including self-hosted, cloud, and hybrid, ensuring data security and governance.

AI observability and evaluation platform for AI applications from development to production. Arize AI offers a unified LLM Observability and Agent Evaluation Platform for AI applications, from development to production. It provides tools for Generative AI, ML & Computer Vision, and Open Source LLM Tracing & Evals. Arize AX helps accelerate AI app and agent development and perfect them in production. It integrates development and production to enable a data-driven iteration cycle, using real production data to power better development and aligning production observability with trusted evaluations.

Data labeling platform for training generative AI models with human feedback and expert data teams. Surge AI is a data labeling platform and workforce provider specializing in high-quality training data for generative AI models. They offer services such as Supervised Fine-Tuning (SFT), Reinforcement Learning with Human Feedback (RLHF), and human evaluation, catering to various use cases including content moderation, search ranking, and training next-gen command LLMs. Surge AI emphasizes enterprise-scale security and provides API & SDK integration, 24/7 global support, and managed service options.

Terminal-centric AI dev environment unifying workspaces, terminals, and Git. Termdock is a terminal-centric AI development environment that unifies multi-workspace management, multi-terminal layouts, and Git visualization in one interface. It leverages AST search (Tree-sitter) for instant jumps to symbols and dependencies, supports up to 4 windows plus Picture-in-Picture (PiP) for side-by-side operations of tools like Docker, Redis, logs, tests, and AI tools. Termdock also features drag-and-paste images to CLI with auto-compression, built-in file trees, and prompt libraries to ensure fast, consistent, and scalable workflows. It aims to unify AI CLI tools, workspaces, and Git workflows to reduce switching and accelerate output for developers managing multiple projects and terminal environments simultaneously.

AI assistant for teams, providing secure access to LLMs and company knowledge. Dust is an AI assistant designed to help teams craft better content, understand their environment faster, and make better decisions. It provides secure access to large language models like GPT-4, combined with continuously updated company knowledge and powerful collaboration applications. Dust allows teams to build custom Large Language Model apps on top of their company data, share prompts and conversations, and receive suggestions for documentation updates.

Open-source 3D asset generation model by Tencent. Hunyuan3D 2.0 from Tencent is an open-source 3D-DiT model for high-resolution 3D asset generation, including geometry and texture. It supports text and image to 3D asset generation using Diffusion technology. The model features text and image encoders, a diffusion model, and a 3D decoder, enabling multi-view generation, reconstruction, and single-view generation. It allows for the rapid generation of high-quality 3D objects suitable for various downstream applications.

PDF.co is a Web API for PDF document processing and automation. PDF.co is a Web API designed for extracting, editing, converting, merging, and splitting PDF documents. It provides tools to automate PDF processing problems, reduce manual tasks, and save work hours through a low-code REST API. It offers AI-Powered Invoice Parsing, PDF conversion to various formats, document parsing, and document classification.

Open-source AI organization focusing on engineering implementation of AI models. RapidAI is an open-source organization dedicated to bridging the gap between AI models in academia and practical engineering applications. It focuses on the engineering implementation of AI technologies, including computer vision, natural language processing, and speech, without training models but applying them effectively. RapidAI aims to provide simple, effective, and ready-to-use solutions to lower the barrier to AI adoption.

A public gallery of 1,000+ animated open-source companions for Codex environments. Petdex is a public gallery of animated companions specifically designed for Codex. It serves as a comprehensive index where developers can browse over 1,000 open-source pets, preview their various animation states, and install them into their workspace using a simple terminal command. The platform features a diverse range of companions including creatures, objects, and characters, with themes ranging from popular anime heroes and memes to original IP sets.

A collection of 15 open-source web apps built with AI in 30 days. Makr.io is a collection of 15 web apps built by one person in just 30 days using Claude.ai & ChatGPT. Each app tackles a unique problem and is fully open-source, inviting you to explore, adapt, or build upon them. It showcases what one person & AI can create together, offering a range of utility apps, web tools, and productivity solutions.

GreenEyes.AI provides AI-powered Computer Vision APIs and SaaS products with a focus on sustainability. GreenEyes.AI is a company that builds Plug and Play Web APIs and SaaS products around advanced Machine Vision Tasks. They offer AI-powered solutions such as Image Recognition, Object Search, and Object Labelling as APIs. Their focus is on creating low-carbon footprint, managed Cloud AI solutions, promoting #GreenAI and #ResponsibleTech.

Free tool for training and deploying ML models without code. Liner is a free tool that allows users to train machine learning models easily without requiring coding or expertise in machine learning. It takes training data and provides an easy-to-integrate ML model. Liner also enables users to build and deploy machine learning applications within minutes.