Open Source AI Agent Apps
As of August 2026, AIDiveForge tracks 25 open source ai agent apps. The top three by verified-data score are Nimbus, Xalgorix, and ami. Curated open source ai agent apps tracked by AIDiveForge. Each project has a verified public source repository. Listings are verified against each tool's live website and re-checked regularly.
Last updated July 26, 2026 · 25 tools
Ranked by AIDiveForge's verified-data score: data completeness, verification recency, community rating, and real visitor engagement. How we rank · No tool can pay for placement.
1. Nimbus
Nimbus runs a ReAct planning loop that maps a natural-language request to actual cloud actions: querying live AWS or GCP telemetry, generating infrastructure changes, opening PRs on connected repositories, and updating shared architecture diagrams. Approval gates sit between the agent's plan and execution, so nothing ships without a human sign-off. That model works well for incident diagnosis and routine cost optimizations. Where it strains is on cross-account, deeply custom IAM environments — the agent's tool set reflects the scaffolding its maintainers have wired up, and anything outside that surface area requires you to extend it yourself. Self-hosting via Docker or source install keeps sensitive cloud credentials off third-party infrastructure, which is the primary reason platform teams choose it over a SaaS alternative.
PaidOpen SourceAPISelf-hostedVerified Jul 8, 2026
2. Xalgorix
The core loop is detect, chain, verify: the agent runs reconnaissance through injection through authentication testing, then executes a dedicated validation phase before anything reaches your report. On a public deliberately-vulnerable target, the vendor documents 9 verified findings including a CVSS 9.8 RCE in 17 minutes. The REST API and cron-style scheduling let security teams wire scans directly into CI/CD gates, so releases block on verified findings rather than scanner noise. Where the architecture shows its limits: scan depth and concurrency are credit-gated, and teams running continuous coverage across a wide attack surface will need to budget credits carefully. Self-hosted deployment is listed as an option for teams with data-residency requirements.
PaidOpen Sourcefrom $1 per scanAPISelf-hostedVerified Jul 8, 2026
3. ami
Ami builds a context graph in SQLite and markdown on disk — tracking entities, relationships, your past decisions, and your writing style — so the agent gets less hand-holdy the more you use it. It maintains a live to-do list and executes recurring busy work by learning how you handle tasks, not by following a static playbook. The self-hosting story is real: no data leaves your machine, no org-level sharing. Where it breaks is scale and surface area — the repo has 3 commits and 4 stars at time of writing, which means production edge cases are yours to discover and debug, not documented anywhere. Teams that need multi-user workflows, audit logs, or a managed API surface will hit the ceiling fast.
FreeOpen SourceSelf-hostedVerified Jul 23, 2026
4. Craft Agents
Built by the craft.do team for their own internal agent work, Craft Agents connects to external services like Slack or Linear, imports skills from Claude Code, and runs local MCP servers as subprocesses — all without requiring CLI fluency from the people reviewing agent output. The document-based interface lets you run multiple agents in parallel and share sessions, which removes the 'only the dev knows what happened' problem. Where it strains: the GitHub issues tracker shows 311 open issues and 146 open pull requests, signaling a project moving fast with rough edges still exposed. Teams expecting enterprise-grade stability at scale will feel those gaps quickly.
FreeOpen SourceSelf-hostedVerified Jul 14, 2026
5. Cybara
Cybara is a fully open-source, MIT-licensed agent runtime you run entirely on your own hardware, with no required account, no telemetry, and no cloud dependency. The vendor describes 50+ model providers, 80+ built-in tools, and 25+ messaging channels available out of the box — a surface area that takes serious effort to configure correctly before it pays off. The operator controls are the genuine differentiator: per-session tool allowlists, filesystem checkpoints, spend caps, and approval gates mean agents don't act without your sign-off. The breadth is also the trap — teams starting with a single use case will spend time disabling or routing around features that don't apply to them. Where it earns its complexity is multi-channel deployments or on-chain automation where the alternative is building that policy layer from scratch.
FreeOpen SourceSelf-hostedVerified Jul 17, 2026
6. GSV
GSV deploys your AI into your own Cloudflare account — not onto a box you manage, but across an edge layer that connects every device you own into one shared context. Your laptop, home server, and phone act as a single computer, and the brain keeps running when none of them are on. Reach it through Telegram, Discord, or a terminal — wherever you already work. The tradeoff is real: GSV requires a Cloudflare Workers Paid account, which means your infrastructure is permanently coupled to Cloudflare until off-platform self-hosting ships. That roadmap item is public, but it is not yet available.
PaidOpen Source~$5/mo Cloudflare + model costsVerified Jul 2, 2026
7. Hearth
Hearth runs on your own hardware and handles the tasks that usually demand a SaaS subscription: opening applications, reading and writing files, driving a real browser you can watch, and carrying memory of past sessions — all without a single request leaving your network. The MIT license means you can fork it, extend it, and ship modified versions without legal friction. That said, the GitHub repo shows 9 stars and 297 commits from a single-org project, which signals early-stage software rather than a hardened production runtime. Windows is the primary target; Linux and macOS support is not confirmed by the page. Teams that need cross-platform deployment or enterprise support will hit the ceiling fast.
FreeOpen SourceSelf-hostedVerified Jul 19, 2026
8. Last EHR
The tool wraps four FHIR operations — patient search, chart read, note creation, and observation recording — into a chat agent that runs as the signed-in user, bounded by whatever Medplum AccessPolicy you already have. Every write surfaces as an approval card showing exactly what will be saved before it touches the chart. The same four tools expose as an MCP server for Claude Desktop or Claude Code, read-only by default. The ceiling is visible early: four tools, one backend, one EHR platform. Teams that need more than that are writing their own.
FreeOpen SourceAPISelf-hostedVerified Jul 9, 2026
9. Nova
Nova runs 24 specialist agents on your own machine against your own API keys, storing everything in local SQLite. The pipeline is explicit — classify, decompose, prepare, then stop at a gate before anything publishes, sends, or spends. That gate is the differentiator. Where it strains: the roster of 24 agents with no hosted fallback means setup requires real technical lift, and the Bun + TypeScript stack narrows who can extend it. Teams that outgrow the built-in connectors or need agents to reason across domains the roster doesn't cover will find themselves writing custom system prompts before they expected to.
FreeOpen SourceSelf-hostedVerified Jul 26, 2026
10. Osaurus
Osaurus runs on Apple Silicon via Ollama, MLX, or LM Studio, fully offline — Wi-Fi off, still working. Drop a folder, assign a task, and agents read, write, and execute against your local file system while you're away. When a task outgrows what the local model can handle, you route to ChatGPT, Claude, or Gemini without losing the shared persistent memory thread. The MIT license means no usage caps and no billing — ever. The hard ceiling is macOS exclusivity: teams on Linux or Windows are looking at a different tool from day one.
FreeOpen SourceSelf-hostedVerified Jul 14, 2026
11. Snippbot
Snippbot installs via a single pipx command and runs entirely on your own hardware — no cloud relay, no data leaving your network. The core model is a bench of domain-specific agents (bookkeeping, development, design, project management) each with isolated persistent memory backed by a vector store, full-text search, and a typed knowledge graph. Drop those specialists into a shared chat and they pull from their own episodic memory to collaborate on cross-functional work without context bleed between them. The platform is in open beta and the GitHub repository is listed as coming soon, which means community support and third-party integrations are sparse. Teams that need enterprise connectors or a mature plugin ecosystem will hit that wall quickly.
PaidOpen SourceSelf-hostedVerified Jul 17, 2026
12. USB AI Agent
The project ships 13 tools — DuckDuckGo deep search, OSINT via Holehe (121+ sites) and Maigret (600+ platforms), file read/write, Python and shell execution, and persistent memory that saves directly to the drive. Everything runs locally, leaving zero traces on the host machine, which matters on Tails or air-gapped hardware. The autonomous loop lets the agent decide which tools to call and in what order without you directing each step. Where it breaks: the repo has 2 stars and 4 commits, which signals a solo early-stage project with no documented community, no issue history, and no validation of the tool-calling loop at scale or across edge-case inputs.
FreeOpen SourceSelf-hostedVerified Jul 24, 2026
13. tutti
The core idea: instead of agents exchanging summaries, they share a live project state. Codex sees exactly what Claude changed, what's running, and what's pending — no copy-paste required. The `@` reference system lets any agent or teammate pull from any file or conversation in the workspace without re-uploading. A GUI control center surfaces every pending approval and running task in one view, so you sign off without opening a terminal. The ceiling appears when your workflow involves agents outside Tutti's supported roster or when you need fine-grained infra control — the platform is built for GUI-driven coordination, not headless pipeline automation.
FreeOpen SourceVerified Jul 14, 2026
14. Agency Agents
The project is a MIT-licensed, self-hostable collection of pre-defined agent definitions organized by domain — engineering, marketing, product, design, and more — built to be activated inside Claude Code, Cursor, and similar AI coding tools. Each agent carries a defined personality, a stated process, and expected deliverables, so the session opens with role context already loaded. The differentiator is breadth plus specificity: you are not configuring a blank agent; you are picking a specialist with an opinionated approach baked in. The ceiling appears when your workflow requires branching between agents at runtime or dynamic handoffs — the repo defines agents, it does not orchestrate them. Teams needing cross-agent coordination wire that logic themselves on top.
FreeOpen SourceSelf-hostedVerified Jul 4, 2026
15. AutoGPT
The AutoPilot interface lets you describe a workflow in plain language and get a running agent without touching a flow diagram — which means a non-technical PM can ship something before an engineer has opened the docs. When the logic gets complicated, the Builder canvas lets you drag, branch, and loop at the block level, with live input/output inspection at every step. The Dashboard surfaces spend per agent and flags anything waiting on your input, so nothing runs invisible. The Marketplace gives you community-built agents with real run counts, skipping the blank-page problem entirely. Where it strains: teams reporting that complex multi-step branching inside the visual canvas hits readability limits, and the self-hosted path requires managing your own infrastructure when the hosted platform's scale limits bite.
PaidOpen SourceAPISelf-hostedVerified Jul 1, 2026
16. Loma
Loma sits across your tools — Slack, docs, CRM signals — running agents that handle pre-meeting briefs, RFP responses, bug triage, and onboarding health checks without waiting to be asked. The differentiating claim is the context layer: every resolved ticket, closed deal, and fixed bug is stored as a pattern or skill that future agents draw on, so day 100 is meaningfully faster than day 1. Self-hosted under Apache-2.0, it supports Claude, GPT, and Gemini with swap-anytime routing. The vendor states agents complete RFP questionnaires at ~95% coverage, flagging the remainder for human review. Where it strains is in the gaps the scraped content leaves open — enterprise auth, SLA guarantees, and mature operational tooling are not documented.
FreeOpen SourceSelf-hostedVerified Jul 2, 2026
17. OnBuzz
OnBuzz, built by Loxia, lets you spin up multiple autonomous agents that collaborate on tasks, connect directly to LLM providers, and execute work without a cloud intermediary. The Apache-2.0 license and self-hosted design mean your data and your agents stay where you put them. It ships as an Electron app with installers and binaries, so setup does not require hand-rolling a container stack. The tool-use and inter-agent collaboration model is genuinely capable — agents can hand off tasks, run in parallel, and schedule work without you babysitting. Where it strains: the community repository has modest GitHub traction (33 stars at time of indexing), which means documentation gaps surface quickly and community debugging support is thin.
FreeOpen SourceSelf-hostedVerified Jun 27, 2026
18. Rate A Human
The workflow is deliberately minimal. You point your AI agent at a plain-text file at rateahuman.xyz/llms.txt, ask it to leave a rating, and the resulting star score plus a short written review appears on a public leaderboard. Reviews include a numeric rating, a paragraph of prose from the model, and a set of trait tags like 'direct', 'demanding', or 'laconic'. There is no API, no self-hosting option, and no structured data export — what you see on the leaderboard is what you get. The site is a novelty product, not an evaluation infrastructure layer, and its utility ceiling arrives the moment you want to do anything programmatic with the output.
FreeOpen SourceVerified Jul 21, 2026
19. Ciris
CIRIS runs a signed reasoning agent on your phone or a home device, with no warehouse in the middle for the closest privacy circles. The vendor describes two paths: fully on-device using a small model like Gemma 4, or free hosted inference for phones that can't run a local model — both paths produce cryptographically signed outputs. Every claim the agent makes carries an ed25519+post-quantum signature, so you can audit it, revoke trust, and re-open any conclusion built on a bad source. The architecture depends on a 'social circle' data model; data in your innermost circles never sends the network message that would let anyone request it. Teams needing broad third-party integrations or a hosted API endpoint will find neither here.
FreeOpen SourceSelf-hostedVerified Jun 12, 2026
20. Due Diligence Agents
The tool runs parallel analysis across Legal, Finance, Commercial, Technology, Cybersecurity, HR, Tax, Regulatory, and ESG workstreams — domains that siloed consultants hand off sequentially, bleeding weeks in the process. Each agent cross-references findings against the others, so a revenue concentration risk in the commercial workstream gets flagged against the indemnification language in legal without a human manually connecting the dots. Outputs land in Excel and Word with citations intact, ready for an IC memo. The knowledge compounds across deal runs, so repeat buyers in the same sector start with context the first team had to build from scratch. The ceiling appears when your data room contains formats the parser does not handle cleanly — and at that point, teams are pre-processing documents manually before the agents ever see them.
FreeOpen SourceSelf-hostedVerified Jun 1, 2026
21. Goose
Goose runs as a desktop app, CLI, or embeddable API — built in Rust, so the performance profile is consistent across macOS, Linux, and Windows without a runtime you have to manage separately. The extension system connects to 70+ tools via the Model Context Protocol, meaning a workflow touching GitHub, Google Drive, and a database isn't stitched together with custom glue code — the standard handles the handoff. Recipes let you capture multi-step workflows as YAML configs and share them across a team or drop them into CI. Where the architecture shows its limits: complex conditional branching inside recipes is not the same as writing that logic in code, and teams building workflows that require dynamic decision trees at depth report dropping into Python extensions to compensate — at which point they are maintaining two systems. Community support is Discord-first; the vendor states no paid tier, so production SLA expectations need to be reset before an org-wide rollout.
FreeOpen SourceAPISelf-hostedVerified Jun 20, 2026
22. Hermes Desktop
Hermes Studio is an open-source, self-hosted dashboard that wraps Hermes Agent in a control plane: task scheduling, multi-agent coordination, memory and skill management, cost tracking, and an approval gate for actions you don't want running unsupervised. The vendor describes it as MIT-licensed with no paid tiers, which means every feature ships without a paywall. The architecture assumes you are already running Hermes Agent locally — Hermes Studio is the interface, not the runtime. Teams that need cloud-hosted infrastructure or agents that run without a local Hermes Agent install will hit that wall immediately.
FreeOpen SourceAPISelf-hostedVerified Jun 9, 2026
23. hermes-desktop
The application handles installation and configuration of Hermes Agent through a desktop interface, which means you're not hand-editing YAML to connect tools or restart sessions. From the same window you manage skills, memory, messaging gateways, and scheduled tasks — the pieces that usually require separate configuration surfaces or CLI literacy. The 278 open issues on the repository signal an active but unpolished project, so expect rough edges on non-standard setups. Teams that need production-grade reliability or multi-user access will hit walls the desktop model was never designed for. This fits a solo developer or small team running a local agent workflow, not an ops team deploying to shared infrastructure.
FreeOpen SourceSelf-hostedVerified Jun 19, 2026
24. MagesticAI
The platform runs a pipeline of specialized agents — Planner, Coder, QA — that hand off work through isolated Git worktrees, so each task gets its own branch and a bad run does not contaminate the main codebase. You monitor execution in real-time through a web UI, which means you are not staring at terminal logs hoping the right thing happened. The vendor describes cross-session knowledge retention, so the system carries context between separate task runs. The architecture supports multiple LLM providers, which means you are not locked to one API when costs shift. At 78 stars and 184 commits, this is early-stage software — community support is thin and the blast radius of an undocumented breaking change falls entirely on your team.
FreeOpen SourceSelf-hostedVerified Jun 9, 2026
25. SynapCores Agent
The repo, published by SynapCores under MIT, routes all memory, retrieval, semantic tool selection, and generation through the SynapCores backend — one database as the entire brain. There is no LangChain, no separate vector store, no framework glue to audit or upgrade. The project ships a browser chat widget and a live debug sidebar so you can watch memory recall and tool routing decisions in real time. That transparency is the differentiating feature — and also the boundary: the agent's intelligence rides entirely on the SynapCores backend, whose self-hosted deployment requirements the repo does not fully document. Teams that need the backend running on-premise will hit that wall before they hit a code problem.
FreeOpen SourceAPISelf-hostedVerified Jun 9, 2026
Listings on this page are sourced and verified by the AIDiveForge data pipeline. AIDiveForge is editorially independent — no money changes hands for inclusion.