OpenChat (Zeros and Ones)
zerosandones.usA self-hosted team messenger with channels, direct messages, search, and file sharing.
A self-hosted team messenger with channels, direct messages, search, and file sharing.
A self-hosted team canvas with sticky notes, shapes, arrows, templates, comments, and board history.
Correlate network, server, application, database, and cloud signals in a customer-operated hybrid IT observability platform.
Manage audit engagements from trial balances to reviewed workpapers
Sales-tax calculations and filings with a team to manage the work
Check whether a supported token can pass buy-and-sell simulations
Guide group brainstorming from individual input to shared decisions.
Self-hosted database observability that links node health to slow queries.
Run work-sample screening tests or live code interviews using prepaid candidate invitations.
Build job simulations with practical questions and a deliberate policy for candidate use of AI tools.
CRM-linked relationship and deal context with structured qualification
Self-paced German courses explained in English.
A self-hosted browser notebook that keeps Markdown notes, links, comments, and history together.
Free, self-hosted group chat with rooms, direct messages, and no recurring subscription.
Run a self-managed time-series database for recent metrics and event data.
Room-based document collaboration with permissions, version history, and cloud or self-hosted deployment.
Sentry-SDK-compatible error monitoring, available hosted or self-hosted.
Track tasks, sprints, schedules, workloads, and project costs in one work-management system.
Self-host a tag-based time tracker with calendar and dashboard views.
Run repository builds, tests, and release steps in workflows defined by CircleCI configuration.
Instrument LLMs, agents, vector databases, and frameworks with OpenTelemetry-native AI monitoring.
A self-hosted note library with Markdown, boards, daily notes, and shared workspaces.
Local Markdown notebooks with backlinks, search, and optional self-hosted encrypted sync.
Store and query observability telemetry in a columnar data lake with SQL and PromQL.