{"slug":"eca","name":"ECA","vendor":"Editor Code Assistant","tagline":"Editor-agnostic AI pair-programming server, an LSP-style protocol with official Emacs, VS Code, IntelliJ and desktop clients","url":"https://agentboards.org/agent/eca","website":"https://eca.dev","docs":"https://eca.dev/features","repo":"https://github.com/editor-code-assistant/eca","category":"ide-extension","execution":["local"],"license":"Apache-2.0","open_source":true,"pricing":{"model":"byok","summary":"Free and open source under Apache-2.0; you log into your own model provider, or run Ollama locally","from_usd":0,"free_tier":true,"byok":true},"models":{"backbone":["OpenAI","Anthropic","GitHub Copilot","Ollama"],"bring_your_own_model":true,"local_models":true},"protocols":{"mcp_client":true,"mcp_server":false,"openapi":false},"capabilities":{"terminal_exec":false,"browser":false,"multi_file_edit":true,"git_ops":false,"docker_sandbox":false,"multi_agent":true,"headless_ci":false},"context_window":null,"platforms":["macos","linux","windows"],"install":[{"label":"Editor plugin","command":"Install eca-emacs, eca-vscode or eca-intellij; the plugin downloads and starts the ECA server on first run"}],"benchmarks":[],"tags":["open-source","clojure","editor-agnostic","protocol","mcp","subagents"],"github_stars":1019,"metrics":{"stars":1019,"pushed_at":"2026-09-28T13:07:38Z","archived":false,"open_issues":80,"latest_version":"0.161.2","latest_version_at":"2026-09-25T17:13:06Z","latest_version_url":"https://github.com/editor-code-assistant/eca/releases/tag/0.161.2","version_source":"github","checked_at":"2026-10-02T05:05:44.034Z"},"sources":{"overview":"https://github.com/editor-code-assistant/eca","website":"https://eca.dev","install":"https://eca.dev/install","capabilities":"https://github.com/editor-code-assistant/eca","protocols":"https://github.com/editor-code-assistant/eca","models":"https://eca.dev/config/models","license":"https://github.com/editor-code-assistant/eca"},"verified_at":"2026-09-04","adoption":{"score":1.8,"signals":{"github_stars":1013,"hn_mentions_1y":4},"measured_at":"2026-09-28"},"scores":{"panel":7.3,"adoption":1.8,"spread":2.3,"facts":8.3,"board":6.6,"dimensions":{"reliability":7.2,"usefulness":6.2,"cost":8.7,"longevity":7},"per_persona":{"amigo":7.3,"critico":6.5,"profesor":7.8,"inversora":6.3,"jefa":7.3,"hacker":8.5},"community":null},"rank":46,"category_rank":14,"panel_reviews":[{"persona":"juez","persona_name":"El Juez","ai_generated":true,"verdict":"El Crítico and La Jefa read the same missing capability and price it differently, because one is thinking about a task and the other about a policy.","scores":null,"evidence":[]},{"persona":"amigo","persona_name":"El Amigo","ai_generated":true,"verdict":"Pick ECA if your team is split across Emacs, IntelliJ and VS Code; pick an editor-native agent if everyone already uses the same one.","scores":{"reliability":7,"usefulness":6,"cost":9,"longevity":7},"evidence":["https://eca.dev","https://github.com/editor-code-assistant/eca"]},{"persona":"critico","persona_name":"El Crítico","ai_generated":true,"verdict":"It edits files and cannot run commands, so the agent never sees the test it just broke and verification stays entirely with the human reading the diff.","scores":{"reliability":6,"usefulness":5,"cost":8,"longevity":7},"evidence":["https://github.com/editor-code-assistant/eca","https://eca.dev/features"]},{"persona":"profesor","persona_name":"El Profesor","ai_generated":true,"verdict":"Tool and prompt metrics are exported over OpenTelemetry, which makes this one of the few projects here where a user can measure the assistant instead of describing it.","scores":{"reliability":8,"usefulness":7,"cost":8,"longevity":8},"evidence":["https://eca.dev/features","https://github.com/editor-code-assistant/eca"]},{"persona":"inversora","persona_name":"La Inversora","ai_generated":true,"verdict":"983 stars, a permissive licence, no company and a Clojure codebase, which narrows the pool of people who could pick it up if the current maintainers stop.","scores":{"reliability":6,"usefulness":6,"cost":8,"longevity":5},"evidence":["https://github.com/editor-code-assistant/eca","https://eca.dev"]},{"persona":"jefa","persona_name":"La Jefa","ai_generated":true,"verdict":"Zero licence cost across sixty desks, and settings are defined once globally or per project, which is the closest thing to central policy anyone in this category offers.","scores":{"reliability":7,"usefulness":6,"cost":9,"longevity":7},"evidence":["https://eca.dev","https://eca.dev/config/models"]},{"persona":"hacker","persona_name":"El Hacker","ai_generated":true,"verdict":"Apache-2.0, a local Ollama login sits beside the hosted ones, and MCP supplies resources and prompts rather than only tools, which is the part most clients skip.","scores":{"reliability":9,"usefulness":7,"cost":10,"longevity":8},"evidence":["https://eca.dev/config/models","https://github.com/editor-code-assistant/eca"]},{"persona":"comediante","persona_name":"El Comediante","ai_generated":true,"verdict":"It reaches a frontier model by talking to your editor over standard input and output, which is the most 1970s plumbing on this board.","scores":null,"evidence":[]}]}