Open Source App Cloud Marketplace

With nearly 5,000 GitHub stars earned in under two years, WhoDB has rapidly emerged as the lightweight alternative to heavyweight database clients like DBeaver and DataGrip by delivering a sub-50MB binary that starts in under a second and connects to 18+ database systems from a single interface. The Go backend serves the React and TypeScript frontend with table virtualization for efficient rendering of large result sets, lazy loading, and query result streaming that keeps the interface responsive even when browsing tables with millions of rows. The Community Edition connects to PostgreSQL, CockroachDB, YugabyteDB, MySQL, MariaDB, TiDB, SQLite, DuckDB, MongoDB, FerretDB, Redis, Valkey, Dragonfly, Elasticsearch, OpenSearch, ClickHouse, QuestDB, and Memcached through a unified credential selector that switches between databases with minimal configuration. Interactive schema diagrams render entity-relationship graphs showing table structures, foreign keys, and column types for visual database exploration. The Jupyter-style query scratchpad provides SQL autocomplete, syntax highlighting, and multi-statement execution with paginated results. AI integration optionally connects to Ollama, OpenAI, Anthropic, LM Studio, or any OpenAI-compatible provider for natural language database queries — ask questions in plain English and receive generated SQL. Data management includes inline row editing, CSV export, and filtered data views. Docker deployment runs a single container exposing port 8080. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. Apache-2.0 licensed.

HyperDX correlates logs, metrics, traces, session replays, and errors in a single interface so engineers can resolve production incidents in minutes instead of hours. Nearly 10,000 GitHub stars reflect its role as the integrated UI layer for the ClickStack blueprint endorsed by ClickHouse. The platform connects to any ClickHouse cluster as its storage backend, working with existing table structures without requiring data migration or proprietary ingestion formats. An intuitive Lucene-like search syntax supports full-text queries and property filtering like level:err or service.name:api without needing SQL, while native JSON string querying and event delta analysis surface anomalies in high-cardinality datasets. One-click cross-signal correlation lets you jump from a log line to its distributed trace, from a slow span to associated logs, or from a frontend session replay to the backend errors it triggered. The OpenTelemetry Collector accepts telemetry via OTLP on gRPC port 4317 and HTTP port 4318, supporting automatic instrumentation for Node.js, Python, Java, Go, Ruby, and browser applications. APM tracks HTTP request latency, database query duration, and external service calls with trace waterfall visualizations. Configurable alerts trigger via webhook, Slack, PagerDuty, or email when thresholds are breached. Deploys via Docker Compose with ClickHouse, MongoDB, Redis, and the OpenTelemetry Collector. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Kandev provides a command center for orchestrating AI coding agents across parallel workstreams. The Go backend paired with a Next.js frontend delivers kanban boards with drag-and-drop columns, pipeline workflow definitions with per-step agent handoffs, and an IDE-like review workspace combining file editor, file tree, terminal, browser preview, and unified git diffs. Multi-provider support connects Claude Code, GitHub Copilot, Codex, Qoder, Grok, and custom agents through configurable profiles with per-agent prompts, runtimes, and review gates. Tasks execute in isolated git worktrees with multi-repository support, letting agents work on separate branches simultaneously while changes surface in a consolidated review interface. Native integrations with GitHub, GitLab, Jira, Linear, Sentry, and Slack pull external issues into the kanban and link tasks to pull requests. Kandev exposes streamable HTTP and SSE MCP endpoints, enabling external clients — Cursor, Claude Desktop, Augment — to create tasks and read workspace context programmatically. Workflow definitions export as portable YAML for sharing across installations. Agentic workflows chain multi-step pipelines mixing different models per step — Opus for architecture, Sonnet for implementation, with human review gates between stages. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

Used by over 80% of Fortune 100 companies including LinkedIn, Netflix, Uber, and Goldman Sachs, Apache Kafka processes trillions of messages per day as the world's most widely deployed distributed event streaming platform. Since version 4.0 released in March 2025, Kafka operates exclusively with KRaft consensus, replacing Apache ZooKeeper entirely with an internal Raft-based metadata quorum managed by controller nodes, reducing operational complexity and eliminating external coordination dependencies. Topics are organized as append-only partitioned commit logs with configurable replication factors across brokers, delivering network-limited throughput with end-to-end latencies as low as 2 milliseconds. Kafka Streams provides a client library for building stateful stream processing applications with exactly-once semantics, windowed aggregations, joins across streams and tables, and interactive queries against local state stores. Kafka Connect integrates with hundreds of systems including PostgreSQL, MySQL, Elasticsearch, Amazon S3, MongoDB, HDFS, and JMS through a standardized connector framework with distributed worker mode and automatic offset management. Share Groups introduced in version 4.2 deliver queue-style consumption semantics alongside traditional consumer groups, enabling Kafka to serve both pub-sub and point-to-point messaging patterns natively. The Schema Registry enforces Avro, Protobuf, and JSON Schema compatibility rules across producers and consumers, preventing schema evolution from breaking downstream applications. Tiered Storage offloads older log segments to object storage like S3 while maintaining transparent consumer access, dramatically reducing local broker storage costs for long-retention topics. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. Apache 2.0 licensed.

ParadeDB turns the Postgres you already run into a full search and analytics engine, so your application data, full-text search, vector retrieval, and aggregations all live in one database. Create one ParadeDB index over a table and you can run relevance-ranked BM25 queries with tokenizers, phrase matching, highlighting, and Top-K retrieval using plain SQL. The same index stores pgvector embeddings, so similarity search composes with text predicates and filters, and hybrid queries fuse both rankings when a question needs keywords and meaning at once. Aggregations push into the index too: ordinary GROUP BY queries accelerate, and Elasticsearch-style JSON aggregations return facets, histograms, percentiles, and cardinality for filterable search interfaces. Because the index updates in the same transaction as your writes, search results are never stale and there is no ETL pipeline, sync job, or second system to babysit. JOINs against the rest of your schema keep working, since search is just another index inside your system of record. Teams typically retire a separate search cluster while keeping sub-second relevance search, semantic retrieval for AI features, and faceted analytics on the data they already store. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

Hi.Events is an alternative to Eventbrite, Tickettailor, and Dice.fm, eliminating per-ticket platform fees entirely when self-hosted. Event organizers create fully brandable event pages supporting paid, free, donation, and tiered ticket types with recurring and multi-date scheduling, sold-out waitlists that automatically release tickets when spots open, and product add-ons with category organization. Stripe Connect integration processes payments directly to the organizer's bank account with instant payouts, while offline payment methods support cash and invoice scenarios. Promo codes offer fixed or percentage discounts with usage limits, expiry dates, and promo-gated hidden tickets for VIP access. QR code check-in enables fast door scanning with multiple check-in lists, scan logs, and real-time attendance tracking across entry points. Custom checkout questions collect attendee information beyond standard fields, with advanced search, filtering, CSV and XLSX export, full and partial refunds, and bulk attendee messaging. The analytics dashboard tracks daily sales, revenue, tax breakdowns, product performance, and promo code usage with exportable reports, while affiliate tracking assigns custom codes to promoters with tracked sales data. Multi-user roles control organizer permissions, automatic invoicing generates receipts, and the REST API ships with interactive OpenAPI documentation. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

A Node.js server, a large shared canvas, and a URL - WBO (Whiteboard Ophir) is collaborative whiteboarding reduced to its essence. There are no accounts and no setup - to collaborate, you send someone the board's link, and every stroke appears for all connected users in real time over WebSockets, with cursor positions shared so you can see where collaborators are working. Board state persists automatically and continuously, so a diagram drawn in today's lesson is still there next week at the same URL. Boards come in three flavors: a public free-for-all, private boards with random unguessable names, and named boards with custom URLs shared by anyone who knows the name. The tools cover teaching and brainstorming needs - pencil, straight lines, rectangles, ellipses, text annotations, eraser, a full color palette with brush sizes - and boards export as SVG or PNG. Despite the simplicity, the server is production-minded: JWT authentication gates board access with granular capabilities (open, edit, and clear as separate permissions), rate limiting caps per-client message volume, reverse-proxy and subpath deployment are supported, and OpenTelemetry provides metrics, logs, and traces. It works on tablets and touch devices, speaks multiple languages, and consumes minimal resources. AGPL-licensed.

With over 5,100 GitHub stars and a proven track record powering more than 550,000 blogs on the Write.as hosted platform since 2018, WriteFreely strips blogging down to its essential purpose — writing — by removing news feeds, notifications, likes, and engagement metrics that distract from the creative process. The Go binary deploys on any platform as a single executable with SQLite for zero-dependency setups or MySQL and MariaDB for larger installations, consuming minimal system resources and running comfortably on hardware as small as a Raspberry Pi. The auto-saving Markdown editor provides a clean writing environment with instant draft preservation, while published posts render with typography-focused CSS that puts content front and center for readers. ActivityPub federation connects every blog to the fediverse, allowing Mastodon, Pleroma, and other ActivityPub platform users to follow blogs directly, receive new posts in their timelines, and boost or favorite content to their followers. Multi-blog support lets writers maintain separate blogs with distinct pen names from a single account without revealing their association, while OAuth 2.0 integration enables single sign-on onboarding from existing identity providers. Hashtag categorization organizes posts by topic, pinned posts create static pages for permanent content, and draft mode lets writers compose privately before publishing. Blog elements are localized in over 20 languages with first-class right-to-left script support for Arabic, Hebrew, and other RTL languages. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

Backed by 39,500+ GitHub stars and over 339 releases, MindsDB delivers the open-source federated query engine that gives AI agents a single SQL interface to read, join, and aggregate across 200+ live data sources without any ETL pipelines or data movement. The Connect-Unify-Respond architecture wires up Postgres, MySQL, MongoDB, Snowflake, BigQuery, ClickHouse, Redshift, Databricks, Salesforce, Shopify, Slack, S3, GCS, Azure Blob, and dozens more through self-contained Python handler packages merged in the open from the community. Knowledge Bases fuse structured tables with vectorized unstructured data from PDFs, emails, support tickets, and documents using hybrid search combining vector similarity with keyword matching for retrieval-augmented generation. Jobs execute queries on configurable schedules refreshing Knowledge Bases nightly or syncing derived tables hourly, while Triggers fire on data changes to automatically vectorize new rows into the appropriate store. The SQL-compatible query language extends standard SQL with constructs for creating models, defining agents, managing workflows, and searching unstructured data. The built-in web editor at port 47334 provides interactive SQL authoring, while the MySQL-compatible API at port 47335 and PostgreSQL API at port 47336 connect any database client directly. An MCP Server integration exposes MindsDB to AI assistants, and the Python SDK enables programmatic access from application code. Docker deployment runs with a single command exposing all APIs immediately. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Insights LM gives you a NotebookLM-style research assistant that runs on your own infrastructure and answers strictly from the documents you feed it. Build a notebook for a project, drop in PDFs, pasted text, website links, and audio files, then ask questions in plain language and get answers grounded in those sources rather than the open internet. Every answer carries citations you can click to jump straight to the passage it came from, so verifying a claim takes seconds instead of a fresh search. Findings worth keeping become notes saved alongside the notebook, building a private knowledge base that grows with your research. When reading is too slow, generate an audio overview and listen to two hosts discuss your material like a podcast episode, perfect for absorbing a long report on a walk. Teams use it to interrogate internal documentation, onboard new hires against company knowledge, and brief themselves before meetings without uploading confidential files to a third-party service. Because the whole stack is yours, you choose which AI models do the reading, including local models for fully private work. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

OverClick is the task board where your AI agents clock in: you write the assignments, they claim the work, and you stamp what actually got done. A card here is a contract, not a ticket: what should happen, why it matters, and a plain-language test script that says how to confirm it, all written before anyone starts. You tell your agent to grab the next task, and it claims the card over MCP, declares the CLI and model it really runs on, receives a self-contained briefing with the mission context and branch convention, and the card slides into progress. When it finishes, the handoff lands with a summary, evidence, branch and pull request links, and measured telemetry, the tokens per model and minutes the run actually took, read from the session transcript rather than guessed. Every card keeps three roles straight, who asked, who executed, and who reviews, and only a human can mark it validated; reopening with a comment puts your note in front of the agent's next claim. Big decisions can start as RFC cards whose approval spawns the execution cards, and insights roll up what each project, mission, and model consumed. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Engineering and product teams ship code to production daily with FeatBit, an enterprise feature flag and experimentation platform that controls exactly which user segments, regions, or percentage rollouts see each new capability. When a regression appears in production, operators toggle an instant kill switch, dial back canary weights from full traffic to one percent, or restrict access to internal QA accounts without redeploying containers. Reusable user segments group customers by subscription tier, device property, or custom attributes for consistent targeting across environments. Server-side and client-side SDKs for .NET, Java, Go, Python, Node.js, React, React Native, JavaScript, and OpenFeature synchronize flag states over WebSockets in under 100 milliseconds and evaluate rules locally in memory. Built-in A/B/n experimentation links flag variations to custom conversion events, click tracking, and pageview metrics so teams can validate product hypotheses with live telemetry. Scheduled rollouts, multi-step approval workflows, flag triggers, and webhook integrations with Slack, Datadog, Grafana, New Relic, and OpenTelemetry keep release operations auditable. Role-based access control and single sign-on govern every flag change. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Cinephage puts your movies, series, live TV, subtitles, indexers, and download clients into one self-hosted media command center instead of a stack of separate automation services. Browse and organize libraries from a responsive interface that works on desktop and mobile, with file scanning and metadata matching keeping titles identified correctly. Search across configured indexers, compare releases with quality profiles and custom scoring rules, and send chosen downloads to your client without repeating setup for each media type. Let monitoring tasks watch for missing episodes, upgraded releases, and newly aired content, while the blocklist stops failed releases from coming back. Pull subtitles from multiple providers with language profiles, create dynamic smart lists from list sources or custom queries, and add matching titles automatically. Generate streaming links as .strm files for players such as Jellyfin, Emby, and Kodi, try live TV channels with guide data where configured, and receive library update notifications in your media server. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

Content types, media libraries, workflows, roles, search, and a GraphQL API all ship in the box with Orchard Core, a free CMS and application framework that hosts many separate websites from one install. Editors build content types in the admin by combining parts and fields, with no migrations to write, and preview an item live before publishing it. Designers adjust page HTML safely with Liquid templates, and developers add their own modules. Multi-tenancy runs many isolated sites from one deployment, each with its own content, users, settings, and theme, and a setup screen lets you pick a recipe and database for each site. Media uploads can be resized on the fly and stored on remote providers, and a visual workflow editor automates content approvals, webhooks, and form submissions. A typed GraphQL API feeds headless sites and single-page applications, and custom SQL or Lucene queries can be exposed as endpoints. Roles and fine-grained permissions decide who can do what, OpenID Connect handles external sign-in, and two-factor authentication protects accounts. Content and the admin interface can be localized, and deployment plans move content and configuration from staging to production. SQLite works out of the box, SQL Server, MySQL, MariaDB, or PostgreSQL can be chosen at setup, and the official Docker image starts a site with one command. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. BSD-3-Clause licensed.

Komodo puts every server, container, and deployment pipeline behind a single dashboard where you build, ship, and monitor Docker workloads across unlimited hosts. Lightweight stateless agents install on each connected server and report CPU, memory, and disk metrics back to the Rust-powered core, giving you real-time visibility without heavyweight monitoring stacks. Docker Compose stacks deploy directly from the UI or link to Git repositories with webhook-triggered automatic redeploys on push. A built-in CI pipeline compiles versioned Docker images from source, with optional AWS spot instances for burst build capacity. For orchestration at scale, Docker Swarm management handles node configuration, service deployment, and multi-node stack orchestration from the same control plane. Browser terminal sessions open persistent named shells on servers and inside containers, complete with shared team access and scriptable Actions that chain executions into multi-stage procedures. Infrastructure-as-code support defines all resources declaratively in TOML files within a Git repository, keeping production state version-controlled and auditable. Granular role-based access control with user groups, per-resource permissions, and OAuth through GitHub and Google keeps teams operating within defined boundaries. A full OpenAPI specification, dedicated CLI, and typesafe client libraries for Rust and TypeScript make programmatic integration straightforward. With 12,000+ stars and active development, the community continues expanding multi-architecture builds and Swarm tooling.

Backed by over 21,800 GitHub stars and more than 1,000 community contributors, Airbyte has become the standard open-source data movement platform, powering ELT pipelines for organizations ranging from startups to Fortune 500 enterprises. The platform provides 600+ pre-built connectors covering PostgreSQL, MySQL, MongoDB, Snowflake, BigQuery, Redshift, S3, Salesforce, HubSpot, Stripe, Shopify, Google Analytics, and hundreds of additional APIs, databases, and SaaS applications. The no-code Connector Builder lets practitioners create new source connectors in minutes by pointing at an API documentation URL, while the Python CDK enables custom connectors with full programmatic control for complex authentication flows and pagination strategies. Airbyte's AI agent capabilities include the MCP Gateway for Model Context Protocol integration, the open-source Agent SDK compatible with pydantic-ai, LangChain, OpenAI Agents, and FastMCP, and a Context Store that lets AI agents query business data across connected systems without runtime API stitching. Change Data Capture streams incremental updates from PostgreSQL, MySQL, and SQL Server using Debezium, while dbt integration handles post-load transformations within the pipeline. Self-hosted deployment uses Kubernetes via the abctl CLI tool, which bootstraps a local kind cluster with a single command, or Helm charts for production clusters with Keycloak OIDC authentication and secrets management through AWS Secrets Manager, Google Secrets Manager, or HashiCorp Vault. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. ELv2 licensed with MIT-licensed connectors.

Why export timesheets from one tool, manage Kanban tasks in a second, and copy billable hours into a third just to send a client invoice when TimeTracker handles the entire agency workflow in one self-hosted platform? Start a persistent server-side timer from any browser or log hours manually using saved templates, bulk entry forms, and automatic idle detection. Project managers organize deliverables across drag-and-drop Kanban boards, Gantt timelines, and threaded task comments while monitoring real-time project budgets and cost burn rates. A built-in CRM tracks client contacts, lead scores, and sales pipeline stages before work even begins. When billing day arrives, you convert unbilled hours, reimbursable receipts, mileage logs, and per diem allowances directly into branded multi-currency invoices without double-billing a single minute. Finance teams can customize PDF invoice layouts, automate recurring billing schedules, and transmit EN 16931 compliant electronic invoices via Peppol or embedded ZUGFeRD/Factur-X XML. Interactive analytics dashboards and scheduled CSV or Excel exports give every stakeholder complete visibility into billable utilization. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

Authors delete listings, and the 3D models go with them, so Thingport stores its own copy of every printable file you import, in a self-hosted library you control. Ten sites feed the library, including MakerWorld, Printables, Thingiverse, and MyMiniFactory: paste a link or use the browser extension, and a model arrives with its files, photos, description, tags, author, and source link. Synced collections add newly bookmarked models as often as every hour. Files you already own come in as STL, 3MF, STEP, OBJ, or LightBurn uploads, ZIPs, folder trees, or drops into a watched consume folder. Each model gets an interactive 3D viewer with a thumbnail for every plate of a multi-plate 3MF. On first open, a check flags surface holes, non-manifold edges, flipped faces, and loose fragments before you slice. Sort with nested categories, collections, and tags, mark favourites, and find anything with full-text search. Optional AI sorts imports into your categories and tidies descriptions, using a local Ollama model or a cloud API. Open any file in Bambu Studio, OrcaSlicer, PrusaSlicer, Cura, or Creality Print, or download a model, tag, or collection as one ZIP. Every user gets a separate library, with invite-only registration, email verification, and single sign-on. A dashboard shows library statistics, profiles show a year-long activity heatmap, and MCP lets an AI assistant work with the collection. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.